in essay what is pollution

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History of pollution

Pollution control.

What is pollution?

Does pollution cause climate change, how can we reduce pollution.

• How does water pollution affect aquatic wildlife?
• Is red tide caused by water pollution?

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• World Wildlife Fund - Pollution
• The Canadian Encyclopedia - Pollution
• CORE - Analysis of Environmental Pollution in Developing Countries
• National Geographic Society - Pollution
• Energy Education - Pollution
• LiveScience - Pollution Facts & Types of Pollution
• pollution - Children's Encyclopedia (Ages 8-11)
• environmental pollution - Student Encyclopedia (Ages 11 and up)
• Table Of Contents

Pollution occurs when an amount of any substance or any form of energy is put into the environment at a rate faster than it can be dispersed or safely stored. The term pollution can refer to both artificial and natural materials that are created, consumed, and discarded in an unsustainable manner.

What kinds of pollution are there?

Air pollution , water pollution , and land pollution are three major forms of environmental pollution. Pollution can also refer to excessive human activity, such as light and noise pollution , or to specific pollutants such as plastic or radioactive material. Learn more in this infographic.

Air pollution is the main cause of climate change . Human activities such as burning fossil fuels and mass deforestation lead to the increase of carbon dioxide in the atmosphere , which traps heat inside the atmosphere through a process called the greenhouse effect . This impacts climate patterns and sea levels around the world.

Pollution can be reduced through processes such as recycling and the proper treatment of water and toxic waste . The reduction of corporate fossil fuel extraction is another way to counter air pollution . According to the Carbon Majors Report prepared by the Carbon Disclosure Project in 2017, more than 70 percent of greenhouse gas emissions comes from only 100 companies.

How many people die annually from pollution?

Air pollution is estimated to kill 7 million people every year. Radioactive and toxic waste in water can cause many diseases, including fatal conditions such as typhoid fever and cholera . Consumption of contaminated water causes approximately 485,000 deaths every year.

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pollution , the addition of any substance ( solid , liquid , or gas ) or any form of energy (such as heat , sound, or radioactivity ) to the environment at a rate faster than it can be dispersed, diluted, decomposed, recycled, or stored in some harmless form. The major kinds of pollution, usually classified by environment, are air pollution , water pollution , and land pollution . Modern society is also concerned about specific types of pollutants, such as noise pollution , light pollution , and plastic pollution . Pollution of all kinds can have negative effects on the environment and wildlife and often impacts human health and well-being.

Although environmental pollution can be caused by natural events such as forest fires and active volcanoes , use of the word pollution generally implies that the contaminants have an anthropogenic source—that is, a source created by human activities. Pollution has accompanied humankind ever since groups of people first congregated and remained for a long time in any one place. Indeed, ancient human settlements are frequently recognized by their wastes— shell mounds and rubble heaps, for instance. Pollution was not a serious problem as long as there was enough space available for each individual or group. However, with the establishment of permanent settlements by great numbers of people, pollution became a problem, and it has remained one ever since.

Cities of ancient times were often noxious places, fouled by human wastes and debris. Beginning about 1000 ce , the use of coal for fuel caused considerable air pollution, and the conversion of coal to coke for iron smelting beginning in the 17th century exacerbated the problem. In Europe, from the Middle Ages well into the early modern era, unsanitary urban conditions favoured the outbreak of population-decimating epidemics of disease, from plague to cholera and typhoid fever . Through the 19th century, water and air pollution and the accumulation of solid wastes were largely problems of congested urban areas. But, with the rapid spread of industrialization and the growth of the human population to unprecedented levels, pollution became a universal problem.

By the middle of the 20th century, an awareness of the need to protect air, water, and land environments from pollution had developed among the general public. In particular, the publication in 1962 of Rachel Carson ’s book Silent Spring focused attention on environmental damage caused by improper use of pesticides such as DDT and other persistent chemicals that accumulate in the food chain and disrupt the natural balance of ecosystems on a wide scale. In response, major pieces of environmental legislation, such as the Clean Air Act (1970) and the Clean Water Act (1972; United States), were passed in many countries to control and mitigate environmental pollution.

Giving voice to the growing conviction of most of the scientific community about the reality of anthropogenic global warming , the  Intergovernmental Panel on Climate Change  (IPCC) was formed in 1988 by the World Meteorological Organization (WMO) and the United Nations Environment Program (UNEP) to help address greenhouse gas emissions. An IPCC special report produced in 2018 noted that human beings and human activities have been responsible for a worldwide average temperature increase between 0.8 and 1.2 °C (1.4 and 2.2 °F) since preindustrial times, and most of the warming over the second half of the 20th century could be attributed to human activities, particularly the burning of fossil fuels .

The presence of environmental pollution raises the issue of pollution control . Great efforts are made to limit the release of harmful substances into the environment through air pollution control , wastewater treatment , solid-waste management , hazardous-waste management , and recycling . Unfortunately, attempts at pollution control are often surpassed by the scale of the problem, especially in less-developed countries . Noxious levels of air pollution are common in many large cities, where particulates and gases from transportation, heating, and manufacturing accumulate and linger. The problem of plastic pollution on land and in the oceans has only grown as the use of single-use plastics has burgeoned worldwide. In addition, greenhouse gas emissions, such as methane and carbon dioxide , continue to drive global warming and pose a great threat to biodiversity and public health .

Pollution is the introduction of harmful materials into the environment. These harmful materials are called pollutants.

Biology, Ecology, Health, Earth Science, Geography

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Pollution is the introduction of harmful materials into the environment . These harmful materials are called pollutants . Pollutants can be natural, such as volcanic ash . They can also be created by human activity, such as trash or runoff produced by factories. Pollutants damage the quality of air, water, and land. Many things that are useful to people produce pollution. Cars spew pollutants from their exhaust pipes. Burning coal to create electricity pollutes the air. Industries and homes generate garbage and sewage that can pollute the land and water. Pesticides —chemical poisons used to kill weeds and insects— seep into waterways and harm wildlife . All living things—from one-celled microbes to blue whales—depend on Earth ’s supply of air and water. When these resources are polluted, all forms of life are threatened. Pollution is a global problem. Although urban areas are usually more polluted than the countryside, pollution can spread to remote places where no people live. For example, pesticides and other chemicals have been found in the Antarctic ice sheet . In the middle of the northern Pacific Ocean, a huge collection of microscopic plastic particles forms what is known as the Great Pacific Garbage Patch . Air and water currents carry pollution. Ocean currents and migrating fish carry marine pollutants far and wide. Winds can pick up radioactive material accidentally released from a nuclear reactor and scatter it around the world. Smoke from a factory in one country drifts into another country. In the past, visitors to Big Bend National Park in the U.S. state of Texas could see 290 kilometers (180 miles) across the vast landscape . Now, coal-burning power plants in Texas and the neighboring state of Chihuahua, Mexico have spewed so much pollution into the air that visitors to Big Bend can sometimes see only 50 kilometers (30 miles). The three major types of pollution are air pollution , water pollution , and land pollution . Air Pollution Sometimes, air pollution is visible . A person can see dark smoke pour from the exhaust pipes of large trucks or factories, for example. More often, however, air pollution is invisible . Polluted air can be dangerous, even if the pollutants are invisible. It can make people’s eyes burn and make them have difficulty breathing. It can also increase the risk of lung cancer . Sometimes, air pollution kills quickly. In 1984, an accident at a pesticide plant in Bhopal, India, released a deadly gas into the air. At least 8,000 people died within days. Hundreds of thou sands more were permanently injured. Natural disasters can also cause air pollution to increase quickly. When volcanoes erupt , they eject volcanic ash and gases into the atmosphere . Volcanic ash can discolor the sky for months. After the eruption of the Indonesian volcano of Krakatoa in 1883, ash darkened the sky around the world. The dimmer sky caused fewer crops to be harvested as far away as Europe and North America. For years, meteorologists tracked what was known as the “equatorial smoke stream .” In fact, this smoke stream was a jet stream , a wind high in Earth’s atmosphere that Krakatoa’s air pollution made visible. Volcanic gases , such as sulfur dioxide , can kill nearby residents and make the soil infertile for years. Mount Vesuvius, a volcano in Italy, famously erupted in 79, killing hundreds of residents of the nearby towns of Pompeii and Herculaneum. Most victims of Vesuvius were not killed by lava or landslides caused by the eruption. They were choked, or asphyxiated , by deadly volcanic gases. In 1986, a toxic cloud developed over Lake Nyos, Cameroon. Lake Nyos sits in the crater of a volcano. Though the volcano did not erupt, it did eject volcanic gases into the lake. The heated gases passed through the water of the lake and collected as a cloud that descended the slopes of the volcano and into nearby valleys . As the toxic cloud moved across the landscape, it killed birds and other organisms in their natural habitat . This air pollution also killed thousands of cattle and as many as 1,700 people. Most air pollution is not natural, however. It comes from burning fossil fuels —coal, oil , and natural gas . When gasoline is burned to power cars and trucks, it produces carbon monoxide , a colorless, odorless gas. The gas is harmful in high concentrations , or amounts. City traffic produces highly concentrated carbon monoxide. Cars and factories produce other common pollutants, including nitrogen oxide , sulfur dioxide, and hydrocarbons . These chemicals react with sunlight to produce smog , a thick fog or haze of air pollution. The smog is so thick in Linfen, China, that people can seldom see the sun. Smog can be brown or grayish blue, depending on which pollutants are in it. Smog makes breathing difficult, especially for children and older adults. Some cities that suffer from extreme smog issue air pollution warnings. The government of Hong Kong, for example, will warn people not to go outside or engage in strenuous physical activity (such as running or swimming) when smog is very thick.

When air pollutants such as nitrogen oxide and sulfur dioxide mix with moisture, they change into acids . They then fall back to earth as acid rain . Wind often carries acid rain far from the pollution source. Pollutants produced by factories and power plants in Spain can fall as acid rain in Norway. Acid rain can kill all the trees in a forest . It can also devastate lakes, streams, and other waterways. When lakes become acidic, fish can’t survive . In Sweden, acid rain created thousands of “ dead lakes ,” where fish no longer live. Acid rain also wears away marble and other kinds of stone . It has erased the words on gravestones and damaged many historic buildings and monuments . The Taj Mahal , in Agra, India, was once gleaming white. Years of exposure to acid rain has left it pale. Governments have tried to prevent acid rain by limiting the amount of pollutants released into the air. In Europe and North America, they have had some success, but acid rain remains a major problem in the developing world , especially Asia. Greenhouse gases are another source of air pollution. Greenhouse gases such as carbon dioxide and methane occur naturally in the atmosphere. In fact, they are necessary for life on Earth. They absorb sunlight reflected from Earth, preventing it from escaping into space. By trapping heat in the atmosphere, they keep Earth warm enough for people to live. This is called the greenhouse effect . But human activities such as burning fossil fuels and destroying forests have increased the amount of greenhouse gases in the atmosphere. This has increased the greenhouse effect, and average temperatures across the globe are rising. The decade that began in the year 2000 was the warmest on record. This increase in worldwide average temperatures, caused in part by human activity, is called global warming . Global warming is causing ice sheets and glaciers to melt. The melting ice is causing sea levels to rise at a rate of two millimeters (0.09 inches) per year. The rising seas will eventually flood low-lying coastal regions . Entire nations, such as the islands of Maldives, are threatened by this climate change . Global warming also contributes to the phenomenon of ocean acidification . Ocean acidification is the process of ocean waters absorbing more carbon dioxide from the atmosphere. Fewer organisms can survive in warmer, less salty waters. The ocean food web is threatened as plants and animals such as coral fail to adapt to more acidic oceans. Scientists have predicted that global warming will cause an increase in severe storms . It will also cause more droughts in some regions and more flooding in others. The change in average temperatures is already shrinking some habitats, the regions where plants and animals naturally live. Polar bears hunt seals from sea ice in the Arctic. The melting ice is forcing polar bears to travel farther to find food , and their numbers are shrinking. People and governments can respond quickly and effectively to reduce air pollution. Chemicals called chlorofluorocarbons (CFCs) are a dangerous form of air pollution that governments worked to reduce in the 1980s and 1990s. CFCs are found in gases that cool refrigerators, in foam products, and in aerosol cans . CFCs damage the ozone layer , a region in Earth’s upper atmosphere. The ozone layer protects Earth by absorbing much of the sun’s harmful ultraviolet radiation . When people are exposed to more ultraviolet radiation, they are more likely to develop skin cancer, eye diseases, and other illnesses. In the 1980s, scientists noticed that the ozone layer over Antarctica was thinning. This is often called the “ ozone hole .” No one lives permanently in Antarctica. But Australia, the home of more than 22 million people, lies at the edge of the hole. In the 1990s, the Australian government began an effort to warn people of the dangers of too much sun. Many countries, including the United States, now severely limit the production of CFCs. Water Pollution Some polluted water looks muddy, smells bad, and has garbage floating in it. Some polluted water looks clean, but is filled with harmful chemicals you can’t see or smell. Polluted water is unsafe for drinking and swimming. Some people who drink polluted water are exposed to hazardous chemicals that may make them sick years later. Others consume bacteria and other tiny aquatic organisms that cause disease. The United Nations estimates that 4,000 children die every day from drinking dirty water. Sometimes, polluted water harms people indirectly. They get sick because the fish that live in polluted water are unsafe to eat. They have too many pollutants in their flesh. There are some natural sources of water pollution. Oil and natural gas, for example, can leak into oceans and lakes from natural underground sources. These sites are called petroleum seeps . The world’s largest petroleum seep is the Coal Oil Point Seep, off the coast of the U.S. state of California. The Coal Oil Point Seep releases so much oil that tar balls wash up on nearby beaches . Tar balls are small, sticky pieces of pollution that eventually decompose in the ocean.

Human activity also contributes to water pollution. Chemicals and oils from factories are sometimes dumped or seep into waterways. These chemicals are called runoff. Chemicals in runoff can create a toxic environment for aquatic life. Runoff can also help create a fertile environment for cyanobacteria , also called blue-green algae . Cyanobacteria reproduce rapidly, creating a harmful algal bloom (HAB) . Harmful algal blooms prevent organisms such as plants and fish from living in the ocean. They are associated with “ dead zones ” in the world’s lakes and rivers, places where little life exists below surface water. Mining and drilling can also contribute to water pollution. Acid mine drainage (AMD) is a major contributor to pollution of rivers and streams near coal mines . Acid helps miners remove coal from the surrounding rocks . The acid is washed into streams and rivers, where it reacts with rocks and sand. It releases chemical sulfur from the rocks and sand, creating a river rich in sulfuric acid . Sulfuric acid is toxic to plants, fish, and other aquatic organisms. Sulfuric acid is also toxic to people, making rivers polluted by AMD dangerous sources of water for drinking and hygiene . Oil spills are another source of water pollution. In April 2010, the Deepwater Horizon oil rig exploded in the Gulf of Mexico, causing oil to gush from the ocean floor. In the following months, hundreds of millions of gallons of oil spewed into the gulf waters. The spill produced large plumes of oil under the sea and an oil slick on the surface as large as 24,000 square kilometers (9,100 square miles). The oil slick coated wetlands in the U.S. states of Louisiana and Mississippi, killing marsh plants and aquatic organisms such as crabs and fish. Birds, such as pelicans , became coated in oil and were unable to fly or access food. More than two million animals died as a result of the Deepwater Horizon oil spill. Buried chemical waste can also pollute water supplies. For many years, people disposed of chemical wastes carelessly, not realizing its dangers. In the 1970s, people living in the Love Canal area in Niagara Falls, New York, suffered from extremely high rates of cancer and birth defects . It was discovered that a chemical waste dump had poisoned the area’s water. In 1978, 800 families living in Love Canal had to a bandon their homes. If not disposed of properly, radioactive waste from nuclear power plants can escape into the environment. Radioactive waste can harm living things and pollute the water. Sewage that has not been properly treated is a common source of water pollution. Many cities around the world have poor sewage systems and sewage treatment plants. Delhi, the capital of India, is home to more than 21 million people. More than half the sewage and other waste produced in the city are dumped into the Yamuna River. This pollution makes the river dangerous to use as a source of water for drinking or hygiene. It also reduces the river’s fishery , resulting in less food for the local community. A major source of water pollution is fertilizer used in agriculture . Fertilizer is material added to soil to make plants grow larger and faster. Fertilizers usually contain large amounts of the elements nitrogen and phosphorus , which help plants grow. Rainwater washes fertilizer into streams and lakes. There, the nitrogen and phosphorus cause cyanobacteria to form harmful algal blooms. Rain washes other pollutants into streams and lakes. It picks up animal waste from cattle ranches. Cars drip oil onto the street, and rain carries it into storm drains , which lead to waterways such as rivers and seas. Rain sometimes washes chemical pesticides off of plants and into streams. Pesticides can also seep into groundwater , the water beneath the surface of the Earth. Heat can pollute water. Power plants, for example, produce a huge amount of heat. Power plants are often located on rivers so they can use the water as a coolant . Cool water circulates through the plant, absorbing heat. The heated water is then returned to the river. Aquatic creatures are sensitive to changes in temperature. Some fish, for example, can only live in cold water. Warmer river temperatures prevent fish eggs from hatching. Warmer river water also contributes to harmful algal blooms. Another type of water pollution is simple garbage. The Citarum River in Indonesia, for example, has so much garbage floating in it that you cannot see the water. Floating trash makes the river difficult to fish in. Aquatic animals such as fish and turtles mistake trash, such as plastic bags, for food. Plastic bags and twine can kill many ocean creatures. Chemical pollutants in trash can also pollute the water, making it toxic for fish and people who use the river as a source of drinking water. The fish that are caught in a polluted river often have high levels of chemical toxins in their flesh. People absorb these toxins as they eat the fish. Garbage also fouls the ocean. Many plastic bottles and other pieces of trash are thrown overboard from boats. The wind blows trash out to sea. Ocean currents carry plastics and other floating trash to certain places on the globe, where it cannot escape. The largest of these areas, called the Great Pacific Garbage Patch, is in a remote part of the Pacific Ocean. According to some estimates, this garbage patch is the size of Texas. The trash is a threat to fish and seabirds, which mistake the plastic for food. Many of the plastics are covered with chemical pollutants. Land Pollution Many of the same pollutants that foul the water also harm the land. Mining sometimes leaves the soil contaminated with dangerous chemicals. Pesticides and fertilizers from agricultural fields are blown by the wind. They can harm plants, animals, and sometimes people. Some fruits and vegetables absorb the pesticides that help them grow. When people consume the fruits and vegetables, the pesticides enter their bodies. Some pesticides can cause cancer and other diseases. A pesticide called DDT (dichlorodiphenyltrichloroethane) was once commonly used to kill insects, especially mosquitoes. In many parts of the world, mosquitoes carry a disease called malaria , which kills a million people every year. Swiss chemist Paul Hermann Muller was awarded the Nobel Prize for his understanding of how DDT can control insects and other pests. DDT is responsible for reducing malaria in places such as Taiwan and Sri Lanka. In 1962, American biologist Rachel Carson wrote a book called Silent Spring , which discussed the dangers of DDT. She argued that it could contribute to cancer in humans. She also explained how it was destroying bird eggs, which caused the number of bald eagles, brown pelicans, and ospreys to drop. In 1972, the United States banned the use of DDT. Many other countries also banned it. But DDT didn’t disappear entirely. Today, many governments support the use of DDT because it remains the most effective way to combat malaria. Trash is another form of land pollution. Around the world, paper, cans, glass jars, plastic products, and junked cars and appliances mar the landscape. Litter makes it difficult for plants and other producers in the food web to create nutrients . Animals can die if they mistakenly eat plastic. Garbage often contains dangerous pollutants such as oils, chemicals, and ink. These pollutants can leech into the soil and harm plants, animals, and people. Inefficient garbage collection systems contribute to land pollution. Often, the garbage is picked up and brought to a dump, or landfill . Garbage is buried in landfills. Sometimes, communities produce so much garbage that their landfills are filling up. They are running out of places to dump their trash. A massive landfill near Quezon City, Philippines, was the site of a land pollution tragedy in 2000. Hundreds of people lived on the slopes of the Quezon City landfill. These people made their living from recycling and selling items found in the landfill. However, the landfill was not secure. Heavy rains caused a trash landslide, killing 218 people. Sometimes, landfills are not completely sealed off from the land around them. Pollutants from the landfill leak into the earth in which they are buried. Plants that grow in the earth may be contaminated, and the herbivores that eat the plants also become contaminated. So do the predators that consume the herbivores. This process, where a chemical builds up in each level of the food web, is called bioaccumulation . Pollutants leaked from landfills also leak into local groundwater supplies. There, the aquatic food web (from microscopic algae to fish to predators such as sharks or eagles) can suffer from bioaccumulation of toxic chemicals. Some communities do not have adequate garbage collection systems, and trash lines the side of roads. In other places, garbage washes up on beaches. Kamilo Beach, in the U.S. state of Hawai'i, is littered with plastic bags and bottles carried in by the tide . The trash is dangerous to ocean life and reduces economic activity in the area. Tourism is Hawai'i’s largest industry . Polluted beaches discourage tourists from investing in the area’s hotels, restaurants, and recreational activities. Some cities incinerate , or burn, their garbage. Incinerating trash gets rid of it, but it can release dangerous heavy metals and chemicals into the air. So while trash incinerators can help with the problem of land pollution, they sometimes add to the problem of air pollution. Reducing Pollution Around the world, people and governments are making efforts to combat pollution. Recycling, for instance, is becoming more common. In recycling, trash is processed so its useful materials can be used again. Glass, aluminum cans, and many types of plastic can be melted and reused . Paper can be broken down and turned into new paper. Recycling reduces the amount of garbage that ends up in landfills, incinerators, and waterways. Austria and Switzerland have the highest recycling rates. These nations recycle between 50 and 60 percent of their garbage. The United States recycles about 30 percent of its garbage. Governments can combat pollution by passing laws that limit the amount and types of chemicals factories and agribusinesses are allowed to use. The smoke from coal-burning power plants can be filtered. People and businesses that illegally dump pollutants into the land, water, and air can be fined for millions of dollars. Some government programs, such as the Superfund program in the United States, can force polluters to clean up the sites they polluted. International agreements can also reduce pollution. The Kyoto Protocol , a United Nations agreement to limit the emission of greenhouse gases, has been signed by 191 countries. The United States, the world’s second-largest producer of greenhouse gases, did not sign the agreement. Other countries, such as China, the world’s largest producer of greenhouse gases, have not met their goals. Still, many gains have been made. In 1969, the Cuyahoga River, in the U.S. state of Ohio, was so clogged with oil and trash that it caught on fire. The fire helped spur the Clean Water Act of 1972. This law limited what pollutants could be released into water and set standards for how clean water should be. Today, the Cuyahoga River is much cleaner. Fish have returned to regions of the river where they once could not survive. But even as some rivers are becoming cleaner, others are becoming more polluted. As countries around the world become wealthier, some forms of pollution increase. Countries with growing economies usually need more power plants, which produce more pollutants. Reducing pollution requires environmental, political, and economic leadership. Developed nations must work to reduce and recycle their materials, while developing nations must work to strengthen their economies without destroying the environment. Developed and developing countries must work together toward the common goal of protecting the environment for future use.

How Long Does It Last? Different materials decompose at different rates. How long does it take for these common types of trash to break down?

• Paper: 2-4 weeks
• Orange peel: 6 months
• Milk carton: 5 years
• Plastic bag: 15 years
• Tin can: 100 years
• Plastic bottle: 450 years
• Glass bottle: 500 years
• Styrofoam: Never

Indoor Air Pollution The air inside your house can be polluted. Air and carpet cleaners, insect sprays, and cigarettes are all sources of indoor air pollution.

Light Pollution Light pollution is the excess amount of light in the night sky. Light pollution, also called photopollution, is almost always found in urban areas. Light pollution can disrupt ecosystems by confusing the distinction between night and day. Nocturnal animals, those that are active at night, may venture out during the day, while diurnal animals, which are active during daylight hours, may remain active well into the night. Feeding and sleep patterns may be confused. Light pollution also indicates an excess use of energy. The dark-sky movement is a campaign by people to reduce light pollution. This would reduce energy use, allow ecosystems to function more normally, and allow scientists and stargazers to observe the atmosphere.

Noise Pollution Noise pollution is the constant presence of loud, disruptive noises in an area. Usually, noise pollution is caused by construction or nearby transportation facilities, such as airports. Noise pollution is unpleasant, and can be dangerous. Some songbirds, such as robins, are unable to communicate or find food in the presence of heavy noise pollution. The sound waves produced by some noise pollutants can disrupt the sonar used by marine animals to communicate or locate food.

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Air pollution, caused by the release of pollutants into the atmosphere, leads to respiratory diseases, climate change, and environmental degradation. Water pollution results from the discharge of chemicals, sewage, and industrial waste into rivers, lakes, and oceans, harming aquatic life and contaminating drinking water sources. Soil pollution occurs when pollutants like pesticides and heavy metals degrade the quality of soil, affecting plant growth and food safety.

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Pollution is a complex and multifaceted environmental issue that poses a significant threat to the sustainability of our planet. It is the introduction of contaminants into the natural environment, resulting in adverse changes that affect ecosystems, biodiversity, and human health. Pollution can take various forms, including air pollution, water pollution, soil pollution, noise pollution, and light pollution, each with its unique set of challenges and consequences.

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The sources of pollution are diverse and often interconnected. Industrial activities, urbanization, transportation, agriculture, and improper waste management contribute significantly to the release of pollutants into the environment. Industrial processes emit a variety of pollutants, including greenhouse gases, particulate matter, and toxic chemicals, which can have detrimental effects on air quality and contribute to climate change.

Vehicle emissions, stemming from the burning of fossil fuels, release pollutants such as carbon monoxide, nitrogen oxides, and particulate matter into the atmosphere, contributing to air pollution and respiratory diseases. Improper disposal of waste, both solid and liquid, contaminates water bodies and soil, posing threats to aquatic life, plant health, and food safety.

Agricultural practices, including the use of pesticides and fertilizers, contribute to soil and water pollution, affecting both the environment and human health. Deforestation and urbanization disrupt natural ecosystems, leading to habitat loss and the displacement of wildlife. Noise pollution, resulting from human activities such as traffic, construction, and industrial processes, can have adverse effects on human health, causing stress, sleep disturbances, and hearing loss.

Consequences of Pollution

The consequences of pollution are severe and far-reaching. Air pollution is a major contributor to respiratory diseases, including asthma and chronic obstructive pulmonary disease (COPD). Long-term exposure to air pollutants such as particulate matter and nitrogen dioxide has been linked to cardiovascular diseases and adverse pregnancy outcomes.

Water pollution poses threats to aquatic life and human health. Contaminated water sources can lead to the spread of waterborne diseases, affecting millions of people globally. Soil pollution affects plant growth and food safety, as pollutants like pesticides and heavy metals accumulate in the soil and enter the food chain.

Noise pollution can have physiological and psychological effects, causing stress, sleep disturbances, and an increased risk of cardiovascular diseases. Light pollution disrupts natural ecosystems and interferes with the behavior of nocturnal animals, affecting their reproductive patterns and migration.

Global Impact

Pollution is not confined to local or regional boundaries; it has a global impact. Greenhouse gas emissions, primarily from the burning of fossil fuels, contribute to global warming and climate change. The rise in global temperatures leads to melting ice caps, rising sea levels, and extreme weather events, posing threats to unsafe ecosystems and communities.

The pollution of oceans with plastic waste has become a global crisis, with millions of tons of plastic entering the oceans annually. This not only harms marine life but also affects human health, as microplastics enter the food chain through seafood consumption.

Loss of biodiversity is another consequence of pollution, as ecosystems are disrupted and species face habitat destruction and pollution-induced stress. The decline of pollinators, such as bees, due to exposure to pesticides, has implications for agriculture and food security.

Addressing Pollution

Addressing pollution requires a comprehensive and collaborative approach at individual, community, and governmental levels. Individuals can contribute by adopting sustainable practices in their daily lives, such as reducing energy consumption, using eco-friendly products, and practicing responsible waste disposal.

Communities can organize clean-up initiatives, promote recycling programs, and raise awareness about the importance of environmental conservation. Educational institutions play a crucial role in fostering environmental awareness and sustainability practices among students.

Governments must enact and enforce stringent environmental regulations to curb pollution. Incentives for industries to adopt cleaner technologies, invest in renewable energy sources, and implement sustainable waste management practices are essential. International cooperation is crucial to address global environmental challenges, with countries working together to reduce greenhouse gas emissions, combat plastic pollution, and protect biodiversity.

Essay on Pollution in 800 Words

Pollution, the presence of unwanted substances known as pollutants in the environment, poses an immediate and severe threat to the delicate balance of our ecosystems. The recognition of the urgent need to address pollution is essential if we are to preserve the Earth and its biodiversity. This essay explores the various facets of pollution, its types, and the impact it has on major Indian cities such as Delhi, Noida, Ghaziabad, Lucknow, and Varanasi.

What is Pollution?

Pollution occurs when external compounds, primarily generated by human activities, enter the environment as unwanted entities known as pollutants. These pollutants cause significant harm to the environment, affecting water bodies, air, flora, and fauna. The consequences of pollution extend globally, contributing to phenomena like the greenhouse gas effect, global warming, and acid rain.

Effects of Pollution on Major Indian Cities

Imagine bustling cities in India, like Delhi or Varanasi, filled with life and energy. However, there’s a problem casting a shadow over this vibrancy – pollution. In this exploration, we’re going to look at how pollution affects the air, water, and soil in cities such as Delhi, Noida, Ghaziabad, Lucknow, and Varanasi. The goal is to understand the challenges these cities face and why it’s so important for everyone to work together to tackle pollution and ensure a healthier future.

Pollution Level in Delhi

Delhi, the National Capital Territory, faces a dire situation in terms of air quality index (AQI). According to the World Health Organization, Delhi ranks lowest among 1650 major cities worldwide. The air quality, especially during the winter months from October to December, rapidly deteriorates, reaching hazardous levels.

The AQI for Delhi remains moderate (101-200) from January to September but spikes during winter, often surpassing 500. Particulate Matter (PM2.5 and PM10) levels soar well beyond safe limits, primarily due to factors such as vehicular emissions, industrial activities, and the traditional practice of burning paddy crop roots in neighboring states.

Pollution Level in Noida

Noida, bordering Delhi in western Uttar Pradesh, faces similar challenges with poor air quality. Intensive construction activities, heavy vehicular pollution, and cold winter air contribute to the formation of a thick smog, impacting the Air Quality Index. The PM levels in Noida compete with Delhi, often reaching hazardous levels during the winter months.

Pollution Level in Ghaziabad

Ghaziabad frequently tops the list of North Indian cities with the worst AQI and pollution levels. Industrial pollution and waste burning are major contributors to Ghaziabad’s poor air quality. Located on the outskirts of the city, industries emit dense smoke, exacerbating pollution. The PM10 levels in Ghaziabad often surpass permissible limits, reaching alarming levels, especially during festivals like Diwali.

Pollution Level in Lucknow

Lucknow, the capital of Uttar Pradesh, experiences fluctuating AQI levels, ranging from moderate to poor. While not as severe as Delhi NCR, the air quality in Lucknow is still alarming, demanding concrete action. The quantity of suspended Particulate Matter has increased significantly in residential areas, posing health risks. The city’s air contains fine PM2.5 particles, reaching hazardous concentrations.

Pollution Level in Varanasi

Varanasi, the ancient pilgrimage city and the parliamentary constituency of Indian Prime Minister Narendra Modi, faces environmental challenges due to ongoing construction activities. Varanasi’s AQI is ranked third on the World Health Organization’s list of the fifteen most polluted cities globally. The ongoing construction work contributes to a decline in air quality, with AQI reaching up to 300, falling in the “Poor” category. Particulate Matter, especially PM2.5, poses health risks to the city’s residents.

The impacts of pollution are profound, impacting ecosystems, biodiversity, and the well-being of humans. Prolonged exposure to air pollutants is associated with cardiovascular diseases, while contaminated water sources contribute to the spread of waterborne diseases. Soil pollution poses risks to food safety, and noise pollution leads to stress and hearing loss. Additionally, light pollution disrupts wildlife behavior.

Importantly, pollution transcends local boundaries; its consequences are felt globally. Greenhouse gas emissions contribute significantly to global warming, causing adverse effects on climate patterns. The accumulation of plastic waste in oceans not only harms marine life but also infiltrates the food chain, posing threats to human health. Furthermore, pollution-induced stress and habitat destruction contribute to the loss of biodiversity, impacting ecosystems on a global scale.

Stringent environmental regulations need to be implemented and enforced by governments to combat pollution effectively. Offering incentives to industries for adopting cleaner technologies, investing in renewable energy sources, and practicing sustainable waste management is vital. International cooperation is essential to tackle global environmental challenges, with countries collaborating to decrease greenhouse gas emissions, combat plastic pollution, and safeguard biodiversity.

Pollution remains a pressing issue affecting major Indian cities, with severe implications for the environment and public health. The need for immediate and concerted efforts to address pollution is evident, as evidenced by the deteriorating air quality in cities like Delhi, Noida, Ghaziabad, Lucknow, and Varanasi. It is imperative that governments, industries, and individuals collaborate to adopt sustainable practices, enforce regulations, and invest in technologies that mitigate the environmental impact. Only through collective action can we hope to mitigate the menace of pollution and ensure a healthier and sustainable future for our planet.

Pollution is a critical environmental issue that demands urgent attention and concerted efforts at local, national, and global levels. The consequences of pollution are profound, affecting ecosystems, biodiversity, and human health. It is imperative that individuals, communities, industries, and governments work together to adopt sustainable practices, enforce regulations, and invest in technologies that minimize the environmental impact.

The battle against pollution requires a shift in mindset, where environmental sustainability becomes a priority in decision-making processes. By addressing pollution, we not only protect the health of our planet but also ensure a better quality of life for current and future generations. It is a collective responsibility to preserve the beauty and diversity of our natural environment and create a sustainable and harmonious coexistence between human activities and the ecosystems that support life on Earth.

Essay on Pollution FAQs

Pollution is the introduction of contaminants into the natural environment, leading to adverse changes. It can take various forms, including air, water, soil, noise, and light pollution.

Primary sources of pollution include industrial activities, vehicle emissions, improper waste disposal, deforestation, and agricultural practices that involve the use of pesticides and fertilizers.

Pollution has severe consequences on ecosystems, biodiversity, and human health. It can lead to respiratory diseases, waterborne illnesses, soil degradation, habitat loss, and disruptions in wildlife behavior.

Air pollution can cause respiratory diseases such as asthma and chronic obstructive pulmonary disease (COPD). Long-term exposure to air pollutants is linked to cardiovascular diseases and adverse pregnancy outcomes.

Water pollution occurs when chemicals and waste are discharged into water bodies. It poses a threat to aquatic life by contaminating their habitats and disrupting ecosystems. It can also affect human health through the consumption of contaminated water.

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Essay on Pollution

An essay on pollution is an essential concept for students as it reveals the consequences of human activities on the environment. Read on to explore how to write an intriguing and engaging essay on pollution.

Essay on Pollution – Important Guidelines

Please consider adopting the following suggestions when writing an essay on pollution. Moreover, these suggestions will be helpful for most other essays as well.

• Begin with an introductory paragraph, preferably highlighting the history or insight of the topic.
• Try to avoid jargon unless the topic demands so.
• Use bulleted points to present content wherever possible
• Incorporate factual data, such as dates, names and places wherever possible.
• Avoid writing a large monotonous block of text. Always break up the content into easily digestible chunks
• Try to conclude the essay with a closing paragraph.

Essay on Pollution – Sample 1

Pollution had existed long before humans evolved. For instance, volcanic eruptions commonly pumped massive amounts of sulphur dioxide into the atmosphere, causing acid rain. The greenhouse gas, ozone, forms from natural, photochemical reactions in the atmosphere. 

However, significant levels of pollution occurred only after the Industrial Revolution, when untreated exhausts and toxic waste products were released into the environment. Air pollution was rampant, with thick, toxic smog covering most towns and cities. Water pollution affected many water bodies. Toxic substances leached into the soil, hampering the soil quality.

Today, there have been many measures to curb the effects of pollution, but its repercussions can still be observed. For instance, the land and sea ice near the poles have been decreasing at an alarming rate. This has led to the debate regarding climatic factors and their impact on our environment. There was a time when lead used to be added to motor fuel. This substance, combined with the world’s increasing demand for motor vehicles, caused a spike in air pollution. What made this air pollution more dangerous is the fact that the air had high levels of lead.

Lead is toxic and can cause a vast array of health problems. The most common illnesses are neurological in nature. Lead can also travel through the placenta, between a mother and her unborn child. Moreover, young children and infants are even more sensitive to lead. They can develop learning deficits, behavioural problems and also a low IQ.

Furthermore, some studies have arrived at a “lead-crime postulate”, where children who were exposed to high levels of lead were more likely to indulge in criminal activities. This correlation was made as to the crime rates during the 1980s, and early 1990s were rather high. Lead can also cause neurological effects on vertebrates and impair the reproductive capabilities of plants. More ominously, lead can be absorbed into the tissues of such organisms, and they can pass it on to us when we consume them.

Technological progress also brings newer forms of pollution. Radioactive pollution is one of the rarer types of pollution. This type of pollution occurs naturally as well – elements such as uranium and thorium are present in rocks and soil. Carbon-14 is a radioactive isotope of carbon naturally present in all living organisms. It is created by cosmic rays. However, these natural sources of radiation are of little concern. Only anthropogenic sources of radioactivity are considered lethal sources of pollution. For instance, the Chernobyl nuclear disaster is the most publicised nuclear disaster ever to occur. The total death count was documented to be at 16,000. However, unofficial reports indicated that the death toll was much higher. Most deaths occurred due to acute radiation poisoning and many other deaths were caused due to radioactivity-induced cancer. Though it has been more than a few decades, radioactivity still persists around the site of the nuclear reactor. Efforts to contain the radioactivity included building the Shelter Structure, more popularly known as the “sarcophagus”. It was built in December 1986 and enclosed the reactor, preventing radiation from leaking through the building. 

Though the levels of pollution have dropped down since the industrial revolution, we still see many repercussions to this day. Following are some extreme cases of pollution caused by anthropological activities.

The Great Smog of London was a severe case of air pollution that occurred in 1952. The event caused massive disruption by severely affecting visibility. It also caused a variety of respiratory illnesses in 1,00,000 individuals and the death of over 4,000 as a direct result of the smog. 

In India, pollution is even more rampant. Delhi has recorded one of the worst cases of air pollution, with the air rated as “hazardous” in November 2017.

Explore more essays on pollution or other related topics on  BYJU’S

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261 Pollution Essay Topics & Essay Examples

The problem of environmental pollution is one of the main subjects for discussion worldwide. Manufacturing, carbon emissions, plastic, etc., have an adverse impact on air, water, and soil entire the world. That is why it is crucial to understand the problem and develop solutions to mitigate our negative effects on Earth.

In this article, you will find interesting research questions about pollution, ideas for your argumentative and persuasive papers, and essay examples to inspire.

Keep reading!

💡 8 Tips for Writing Essays on Pollution

🏆 best pollution topic ideas & essay examples, 🥇 captivating pollution research topics, 🌩️ shocking pollution essay examples and topic ideas, 🎓 simple & easy topics related to pollution, ✅ most interesting pollution topics to write about, ✍️ pollution essay topics for college, ❓ research questions about pollution.

There is a rising interest in ecological awareness and an overall building desire to move towards sustainable living within society. Thus, a pollution essay requires much more than merely outlining cause and effect occurrences.

Tackling a topic that should be both conscientious and demanding may be a difficult task, but with these few tips below, you can quickly address all pollution essay topics. Here are some ideas on how to make your assigned essay more comfortable to write:

Do your research beforehand. This action will help you start your bibliography, which you should begin by writing down every book and article you hope to use.

Additionally, doing so will help you better understand your subject and be more comfortable writing about it. Readers can always feel when writers are too vague because they want to avoid some aspects of a problem.

Introduce your issue from a historical viewpoint. You should explain the origin of your problem, outlining what changes began affecting the environment and why.

Doing so not only allows engaging your readers but also prevents needlessly confusing them by being evasive about your subject.

If some key terms and processes are not common knowledge, then you should explain them. Topics on pollution have tricky terminology, and you should allow your readers to read your essay while on the same level of knowledge as you.

For example, if you are writing about air pollution, then the terms you use may range from “particulate matter” to “hygroscopicity,” depending on the complexity of your essay’s subject.

The pollution essay thesis statement is a guiding line throughout your writing process. Every sentence you write should relate to your central argument and help advance it forward.

From when you start outlining until you write your conclusion and even when revising your draft, you should always ask yourself whether your writing helps you uphold your thesis.

Use credible sources to support your writing. Book and journal titles, research papers, and even interviews with respected scientists are good examples of what you should include in a bibliography.

You may also use pollution essay quotations to demonstrate scientists’ opinions or statistical numbers. When you reference your facts, your readers trust your writing and accept it as credible and truthful, as well as show a good understanding of the subject.

Give your essay an appropriate heading. Your pollution essay titles should clue your readers in on your argument. Using a “talking” title, which explains your subject at a glance, is a useful way of making your essay stand out among others.

If your subject ties together different issues, then you should think about using subheadings to make your essay more readable.

For example, when writing about nonpoint source pollution, you may need to mention its effects on both ocean and forest environments.

Doing so in different sections of your essay may help you structure your thoughts and bring together your arguments for a well-written conclusion.

Read sample essays written by others to help you understand your subject and essay structure better. Doing so will help you be consistent with your chosen citation style and immerse yourself in your research.

However, do not commit an academic offense by plagiarizing from the work of others.

Need more tips? Want to read an essay example? Visit IvyPanda!

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• Environmental Pollution Essay

Essay on Environmental Pollution

The environment is the surrounding of an organism. The environment in which an organism lives is made up of various components like air, water, land, etc. These components are found in fixed proportions to create a harmonious balance in the environment for the organism to live in. Any kind of undesirable and unwanted change in the proportions of these components can be termed as pollution. This issue is increasing with every passing year. It is an issue that creates economic, physical, and social troubles. The environmental problem that is worsening with each day needs to be addressed so that its harmful effects on humans as well as the planet can be discarded.

Causes of Environmental Pollution 

With the rise of the industries and the migration of people from villages to cities in search of employment, there has been a regular increase in the problem of proper housing and unhygienic living conditions. These reasons have given rise to factors that cause pollution. 

Environmental pollution is of five basic types namely, Air, Water, Soil, and Noise pollution. 

Air Pollution: Air pollution is a major issue in today’s world. The smoke pouring out of factory chimneys and automobiles pollute the air that we breathe in. Gases like carbon dioxide, carbon monoxide, and sulphur dioxide are emitted with this smoke which mixes with air and causes great harm to the human body, flora, and fauna. The dry-farm waste, dry grass, leaves, and coal used as domestic fuels in our villages also produce harmful gases. Acid rain occurs due to an excess of sulphur dioxide in the air.

The Main Sources of Air Pollution are as Follows:  

Automobile pollution 

Industrial air pollution 

Burning garbage 

Brick kilns 

Indoor air pollution 

Decomposed animals and plants 

Radioactive elements

Water Pollution: Water pollution is one of the most serious environmental issues. The waste products from the growing industries and sewage water are not treated properly before disposing of the wastewater into the rivers and other water bodies, thus leading to water pollution. Agricultural processes with excess fertilizers and pesticides also pollute the water bodies. 

The Main Sources of Water Pollution as Follows:  

Marine commerce. 

Industrial effluents joining seas and oceans. 

Dumping of radioactive substances into seawater. 

Sewage is disposed of into the sea by rivers. 

Offshore oil rigs. 

Recreational activities. 

Agricultural pollutants are disposed of into the water bodies.

Soil or Land Pollution: Soil pollution or land pollution results from the deposition of solid waste, accumulation of biodegradable material, deposition of chemicals with poisonous chemical compositions, etc on the open land. Waste materials such as plastics, polythene, and bottles, cause land pollution and render the soil infertile. Moreover, the dumping of dead bodies of animals adds to this issue. Soil pollution causes several diseases in man and animals like Cholera, Dysentery, Typhoid, etc.

The Main Causes of Soil Pollution are as Follows:  

Industrial waste 

Urban commercial and domestic waste 

Chemical fertilizers 

Biomedical waste 

Noise Pollution: With an increasing population, urbanization, and industrialization, noise pollution is becoming a serious form of pollution affecting human life, health, and comfort in daily life. Horns of vehicles, loudspeakers, music systems, and industrial activities contribute to noise pollution. 

The Main Sources of Noise Pollution as Follows:  

The machines in the factories and industries produce whistling sounds, crushing noise, and thundering sounds. 

Loudspeakers, horns of vehicles. 

Blasting of rocks and earth, drilling tube wells, ventilation fans, and heavy earth-moving machinery at construction sites.

How Pollution Harms Health and Environment

The lives of people and other creatures are affected by environmental pollution, both directly and indirectly. For centuries, these living organisms have coexisted with humans on the planet. 

1. Effect on the Environment

Smog is formed when carbon and dust particles bind together in the air, causing respiratory problems, haze, and smoke. These are created by the combustion of fossil fuels in industrial and manufacturing facilities and vehicle combustion of carbon fumes. 

Furthermore, these factors impact the immune systems of birds, making them carriers of viruses and diseases. It also has an impact on the body's system and organs. 

2.  Land, Soil, and Food Effects 

The degradation of human organic and chemical waste harms the land and soil. It also releases chemicals into the land and water. Pesticides, fertilisers, soil erosion, and crop residues are the main causes of land and soil pollution. 

3. Effects on water 

Water is easily contaminated by any pollutant, whether it be human waste or factory chemical discharge. We also use this water for crop irrigation and drinking. They, too, get polluted as a result of infection. Furthermore, an animal dies as a result of drinking the same tainted water. 

Furthermore, approximately 80% of land-based pollutants such as chemical, industrial, and agricultural waste wind up in water bodies. 

Furthermore, because these water basins eventually link to the sea, they contaminate the sea's biodiversity indirectly. 

4. Food Reaction

Crops and agricultural produce become poisonous as a result of contaminated soil and water. These crops are laced with chemical components from the start of their lives until harvest when they reach a mass level. Due to this, tainted food has an impact on our health and organs. 

5. Climate Change Impact 

Climate change is also a source of pollution in the environment. It also has an impact on the ecosystem's physical and biological components. 

Ozone depletion, greenhouse gas emissions, and global warming are all examples of environmental pollution. Because these water basins eventually link to the sea, they contaminate the sea's biodiversity indirectly. Furthermore, their consequences may be fatal for future generations. The unpredictably cold and hot climate impacts the earth’s natural system. 

Furthermore, earthquakes, starvation, smog, carbon particles, shallow rain or snow, thunderstorms, volcanic eruptions, and avalanches are all caused by climate change, caused entirely by environmental pollution.

How to Minimise Environmental Pollution? 

To minimise this issue, some preventive measures need to be taken. 

Principle of 3R’s: To save the environment, use the principle of 3 R’s; Reuse, Reduce and Recycle. 

Reuse products again and again. Instead of throwing away things after one use, find a way to use them again.  Reduce the generation of waste products.  

Recycle: Paper, plastics, glass, and electronic items can be processed into new products while using fewer natural resources and lesser energy. 

To prevent and control air pollution, better-designed equipment, and smokeless fuels should be used in homes and industries. More and more trees should be planted to balance the ecosystem and control greenhouse effects. 

Noise pollution can be minimised by better design and proper maintenance of vehicles. Industrial noise can be reduced by soundproofing equipment like generators, etc.  

To control soil pollution, we must stop the usage of plastic. Sewage should be treated properly before using it as fertilizers and as landfills. Encourage organic farming as this process involves the use of biological materials and avoiding synthetic substances to maintain soil fertility and ecological balance. 

Several measures can be adopted to control water pollution. Some of them are water consumption and usage that can be minimized by altering the techniques involved. Water should be reused with treatment. 

The melting icebergs in Antarctica resulted in rising sea levels due to the world's environmental pollution, which had become a serious problem due to global warming, which had become a significant concern. Rising carbon pollution poses a risk for causing natural disasters such as earthquakes, cyclones, and other natural disasters. 

The Hiroshima-Nagasaki and Chernobyl disasters in Russia have irreversibly harmed humanity. Different countries around the world are responding to these calamities in the most effective way possible. 

Different countries around the world are responding to these calamities in the most effective way possible. More public awareness campaigns are being established to educate people about the hazards of pollution and the importance of protecting our environment. Greener lifestyles are becoming more popular; for example, energy-efficient lighting, new climate-friendly autos, and the usage of wind and solar power are just a few examples. 

Governments emphasise the need to plant more trees, minimise the use of plastics, improve natural waste recovery, and reduce pesticide use. This ecological way of living has helped humanity save other creatures from extinction while making the Earth a greener and safer ecology. 

 Conclusion

It is the responsibility of every individual to save our planet from these environmental contamination agents. If preventive measures are not taken then our future generation will have to face major repercussions. The government is also taking steps to create public awareness. Every individual should be involved in helping to reduce and control pollution.

FAQs on Environmental Pollution Essay

1. What do you understand by ‘Environmental Pollution’?  

Environmental pollution is the contamination of the environment and surroundings like air, water, soil by the discharge of harmful substances.

2. What preventive measures should be taken to save our environment?

Some of the preventive measures that should be taken to save our environment are discussed below. 

We can save our environment by adopting the concept of carpooling and promoting public transport to save fuel. Smoking bars are public policies, including criminal laws and occupational safety and health regulations that prohibit tobacco smoking in workplaces and other public places.  

The use of Fossil fuels should be restricted because it causes major environmental issues like global warming.  

Encourage organic farming to maintain the fertility of the soil.

3.  What are the main sources of soil pollution?

The main sources of soil pollution as follows:

Industrial waste

Urban commercial and domestic waste

Chemical fertilizers

Biomedical waste

4. What is organic farming?

 It is a farming method that involves growing and nurturing crops without the use of synthetic fertilizers and pesticides.

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Essay on Pollution

Table of Contents

Environmental pollution is a global problem that affects people all over the world, and it is one of our planet’s most pressing issues today. And it is for this reason that we frequently encounter this essay within the writing area. This blog attempts to assist you in drafting a pollution essay by providing all of the relevant facts.

What is Pollution?

The term pollution is defined as the presence of any harmful substance in something. When we talk about pollution we mean the contamination of natural resources by these harmful substances called pollutants.. The pollution causes imbalance in the environment, this threatens the very survival of all forms of life. The effects of pollution are humongous and it is severely damaging our earth. 

Pollution is a major issue in industrialized societies. The development of industry and the green revolution have had a negative impact on the environment. The natural ecological system has been disrupted by the conversion of natural resources to human resources. Therefore we need to take this matter seriously and tackle this issue straightaway. We need to realize its effects and serious measures must be taken to reduce pollution to the core.

Types of Pollution

Air Pollution: When dangerous or excessive quantities of pollutants such as smoke and harmful gases from industry, CFCs and oxides created by automobiles, the burning of solid wastes, and so on are introduced into the environment, air pollution occurs.

Water Pollution : The contamination of water bodies such as the ocean, seas, lakes, rivers and groundwater, mainly because of human activities. Chemical fertilisers, industrial waste, sewage and wastewater, mining activities, and marine dumping are all examples of harmful substances that contribute to water pollution.

Soil Pollution: Excessive use of fertilizers and pesticides, industrial waste etc resulted in the contamination of soil. One of the rare types of soil pollution occurs because of radioactive waste.

Noise Pollution: It occurs when the level of noise exceeds the normal level due to the usage of machines, loudspeakers, microphones, loud music, noises from industries etc.

Causes and health effects of Pollution

Format of essay on Pollution

When writing a pollution essay, you must adhere to the standard format for essay writing.

Introduction, body of content, and conclusion are the three most important elements of an essay format. Flexibility, on the other hand, is critical to essay writing. Allow the topic and specific word limit to guide the writing while keeping this basic essay format in mind.

Introduction : You can begin your pollution essay by defining its meaning and giving a brief overview of how and when it happened. 

Body of content: Now describe your topic in detail, however, keep your word limit in your mind. If you are writing for a word limit of 200 to 350 then write a body of 120 to 100 words.

Conclusion: A conclusion is more than just “the last paragraph”; it’s an integral aspect of the paper’s structure. This is the part to encourage your reader to consider the wider implications of your issue.

Sample essay on Pollution in 250-300 Words

Environmental pollution is a global issue that plagues people all over the world, and it is one of the most critical problems of our planet today. It occurs in several ways, like contaminating the air we breathe or the water we use for various purposes.

The earth is in continuous motion and the one thing that the principle of nature teaches us is that we should never disrupt the harmony in which the ecosystem is working. Interfering with natural processes can have long-term consequences that can bring Earth towards mass destruction. Pollutants must be recognized and dealt with efficiently in order to pull off a last effort for the benefit of our fellow co-habitants as the exposure of pollution is worse than it was ever before. No matter the type of pollution it will affect the things necessary for human survival, e.g. water, air, soil.  and we can see its effects in the form of global warming and air pollution is the root cost behind it.  Air pollution is one of the key challenges that have arisen as a result of increased carbon-dioxide level in the atmosphere, as well as the increase in pollutants that are polluting the air and causing various diseases and climate warming. 

The concept of three R’s which means to reduce, reuse and recycle is good to implement in our daily lives. People throughout the world should work together to reduce pollution’s effects so that future generations can live in a healthy, pollution-free environment

Sample Essay on Pollution in 300-350 Words

Pollution is an intermixing of harmful substances known as pollutants in the natural resources and natural environmental components. There are multiple forms of pollution like air pollution, water pollution, soil pollution and noise pollution. No matter what kind of pollution we are dealing with. It can have devastating effects. Pollution has disrupted the natural order of our ecosystem, wreaking havoc on the earth’s inhabitants. Unchecked and unlawful activities that exploit natural resources and do not follow criteria set by pollution control boards in the country are the main causes of pollution. If a pollutant is allowed unregulated it can have serious harmful effects on our ecosystem, regardless of its status. 

Water pollution is the major concern of many countries in the world. Without clean and drinkable water, we can’t survive. So if and when all water bodies in the world will get contaminated the human race will perish. Air pollution is the next major concern; many cities in the world are facing severe problems because of air pollution which mainly happens because of the emission of toxic exhumes from vehicles and the burning of coal energy.

World leaders are coming up with various initiatives and schemes to fight pollution however the help of individuals are needed. Start by using cloth bags instead of plastic shopping bags, stop littering on the roadways and stop wasting clean water. These are just a few simple steps to follow to make a great difference in the environment. Moreover, to reduce pollution and achieve a healthy and pollution-free environment, we must work together.

Tips on how to write an essay on Pollution

• Make an outline first and foremost. And write all the sub-headings there so that you will be able to reorganize and remember all the information you want to include
• Remember to use all types of pollution: air, soil, water and noise.
• Add factual information
• Write all the causes and effects you know
• Write precisely
• Make sure that everything in the three parts of your pollution essay is connected.

Tips on Reducing Pollution

• Embrace the three R’s: reduce, reuse and recycle
• Say no to plastic! Reduce the use of non-biodegradable things
• Plant more trees
• Use public transportation
• Avoid burning leaves, trash and other material.
• Less use of chemicals: food should be produced without the use of pesticides.

As it is one of the most pressing issues of the world today, it has a high chance of appearing as an essay in your next examination (with one or two different choices). We hope with the essay help of this blog you will be able to understand what a pollution essay must include.

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Types of Pollution Essay

Pollution is the result of toxins in the environment causing injury and damage, which then results in negative changes. Pollution is just one of the many things that are ruining our planet, which used to be greener and healthier than it is now. The harmful occurrence of pollution is responsible for several health problems. Air, water, soil, and noise pollution are the four different types of pollution. Here are a few sample essays on ‘types of pollution’.

100 Words Essay on Types of Pollution

Pollution is an unwanted substance that harms the environment once it is released. Even children now suffer from a variety of respiratory illnesses as a result of air pollution. Several diseases are a result of water contamination. Soil pollution is brought on by human waste that we discard on the ground or by chemical fertilisers that are sprayed onto the land for farming applications. Such techniques could cause the soil to become infertile, making it impossible to cultivate crops in the future. Noise pollution becomes harmful to living things when it crosses a particular range. To combat pollution, the government has implemented many programs over the years, but individual action is required as well—such as switching from plastic to cloth shopping bags, cleaning up the streets of trash, and reducing water waste.

200 Words Essay on Types of Pollution

Pollution is the result of the disruption of many natural cycles and processes. In addition, many species of plants and animals today are either extinct or at risk of dying out. Animals are rapidly losing their habitat as a result of the pollution's rapid rise. People all across the globe are impacted by environmental pollution, which is a worldwide problem. It can take many different forms, such as harming the water supplies we use for a variety of functions or the air we breathe.

Air | Carbon dioxide levels rise along with the particles that contaminate the air, making it uncomfortable for people to breathe and contributing to skin disorders. These factors together cause air pollution. Asthma, numerous skin conditions, cancer, and other illnesses can affect people due to air pollution.

Water | Due to industrial expansion, urbanisation, and several other factors, water sources are also becoming contaminated and unfit for drinking.

Soil | As a result of mining, deforestation, the disposal of industrial wastes like e-waste, the use of dangerous chemicals like insecticides and pesticides, and other activities that degrade the earth's surface, soil pollution develops.

Noise | Noise pollution is brought on by excessive sounds, such as that produced by construction projects, machinery, loud music, industries, etc.

Pollution of any kind harms the environment and has adverse effects, including global warming and unbalanced climatic shifts.To reduce industrial pollution, the government has to impose stringent rules and restrictions.

500 Words Essay on Types of Pollution

In the current environment, pollution has become the most severe challenge to our world. Animals lose their innocent lives because of our greed and illegal human behaviour. It is now necessary to work together to conserve the environment for both the current and upcoming generations.

Air Pollution And Its Causes

Air Pollution is the presence of hazardous gases and compounds in the air. It is brought on by automobile emissions, dirt and dust, toxic factory fumes, and other factors.

Water Pollution And Its Causes

Water pollution occurs when poisonous compounds interact in different bodies of water, such as lakes, seas, rivers, etc. These toxic and poisonous chemicals include things like chemical fertilisers, industrial waste, sewage and wastewater, mining activities, and marine dumping.

Soil Pollution And Its Causes

Soil Pollution refers to the soil becoming contaminated with hazardous compounds due to the overuse of pesticides and fertilisers, industrial waste, and other factors.

Noise Pollution And Its Causes

Noise Pollution is regarded as a form of environmental pollution brought on by an excessive amount of noise from various sources. In addition to being unhealthy, excessive noise can disturb animal or human life. However, it is less damaging than the pollution of the water, air, and soil. India has a significant environmental problem that needs to be adequately addressed. The most frequent disability brought on by noise pollution is irreversible hearing loss due to ear drum damage.

Pollution's Impact on Human Health

Humans can't survive without air. But exposure to air pollution harms people's lives significantly. Lung cancer, severe coronary artery disease, asthma, and respiratory issues are the main illnesses brought on by air pollution.

Without access to water, no living thing can exist. However, significant water sources' ongoing deterioration and contamination are also leading to fatal diseases in both people and animals. Additionally, it has an impact on aquatic life. Cholera, Hepatitis A, Typhoid, Polio, Dysentery, and Diarrhea are the significant illnesses brought on by water contamination.

Many dangerous chemicals come into contact with our bodies and result in various skin conditions. They can also be found in food crops that are grown on such polluted land. The following major illnesses are brought on by soil pollution: liver and kidney failure, leukaemia, various cancers, and damage to the nervous system brought on by contact with lead in the soil.

Ways To Limit Pollution

Quit Bursting Firecrackers | If you're celebrating Dussehra or a special occasion like Diwali, say no to popping firecrackers. Noise, soil, and polluted air are all caused by it. Our health is also negatively impacted by it.

Reduce The Usage Of Automobiles | Automobiles are a significant source of pollution. Cut back on your use of autos. Try to replace them with electric cars, if at all possible, for personal use. When travelling, take public transportation.

Maintain A Clean Environment | It is our responsibility as responsible citizens to maintain a clean environment surrounding our homes.

Recycle And Reuse | A variety of non-biodegradable things, such as everyday plastic objects, end up hurting our ecosystem. Either recycling it or properly discarding it is required.

Plant trees | By absorbing hazardous gases like carbon dioxide and carbon monoxide that are present in the environment, plants contribute to reducing various types of pollution.

Simply put, all forms of pollution have a terrible detrimental influence on the environment, human life, animal life, etc. We must go in the direction of a better tomorrow as responsible citizens. We must work together to take action against this issue in many ways. Every day, pollution puts a great number of innocent lives in danger. The world's end will arrive quickly if we don't act immediately or adopt measures to make the environment pollution-free.

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Essay on Air Pollution for Students: Check Samples of 100 Words to 250 Words

• Updated on  
• Jun 2, 2024

Essay on Air Pollution : Invisible but insidious, air pollution silently infiltrates our lives, impacting health, the environment, and future generations. Through this blog, let’s explore its roots, repercussions, and remedies, which are essential in our quest for cleaner, healthier skies. Essay writing here becomes more crucial, to raise awareness about air pollution’s dire consequences and drive action for cleaner air.

Table of Contents

• 1 10-Line Essay on Air Pollution
• 2 What are the Causes of Air Pollution?
• 3 What are the effects of Air Pollution?
• 4 Essay on Air Pollution: How to Tackle Air Pollution?
• 5 Essay on Air Pollution Sample (100 Words)
• 6 Essay on Air Pollution Sample (250 Words)

Quick Read: Essay on Child Labour

10-Line Essay on Air Pollution

Below mentioned is a 10-lined essay on air pollution:

• Air pollution is caused by harmful substances known as pollutants.
• The pollutant comes from various sources, like vehicle gasses, forest fires, and other human activities.
• The two biggest sources of air pollution are the burning of fossil fuels and deforestation.
• Air pollution is harmful to humans because it can cause skin and respiratory diseases.
• Air pollution is equally harmful to plants and animals.
• Air pollution can also damage non-living things, such as ancient monuments constructed from marble and limestone.
• Air pollution leads to ozone layer depletion, climate change and global warming.
• Air pollution can damage ecosystems in forests.
• We must take effective steps to reduce air pollution.
• We can reduce air pollution by planting more trees and burning less fossil fuels.

What are the Causes of Air Pollution?

Air pollution is caused by various factors, including:

• Industrial Emissions: Factories and manufacturing processes release pollutants like chemicals and particulate matter into the air.
• Vehicle Emissions: Combustion engines in cars, trucks, and aeroplanes emit exhaust gases, including carbon monoxide and nitrogen oxides.
• Burning Fossil Fuels: The use of coal, oil, and natural gas for energy generation and heating releases pollutants and greenhouse gases.
• Agricultural Activities: Pesticides and fertilizers release chemicals, while livestock emit methane.
• Deforestation: Cutting down trees reduces the planet’s capacity to absorb pollutants.
• Waste Disposal: Improper disposal of waste leads to the release of harmful substances into the air.
• Natural Sources: Volcanic eruptions, dust storms, and wildfires can also contribute to air pollution.

What are the effects of Air Pollution?

Air pollution poses severe health and environmental risks. Short-term exposure can lead to respiratory issues, eye irritation, and exacerbation of pre-existing conditions. Long-term exposure is linked to chronic diseases such as lung cancer, heart disease, and respiratory disorders. 

Additionally, air pollution harms ecosystems, causing acid rain, damaging vegetation, and polluting water bodies. It also contributes to climate change by increasing greenhouse gas concentrations. Addressing air pollution is crucial to safeguard the human health and protecting the planet’s ecosystems and climate.

Essay on Air Pollution: How to Tackle Air Pollution?

Addressing air pollution is paramount for a healthier planet. By curbing emissions, adopting clean technologies, and fostering sustainable practices, we can safeguard our environment and public health. Here are some key points on how to tackle air pollution:

• Reduce Vehicle Emissions
• Improve Industrial Practices
• Plant more trees
• Reduce Indoor Air Pollution
• Promote Renewable Energy
• Encourage Sustainable Practices
• Raise Public Awareness
• Reduce Open Burning
• International Cooperation

Tackling air pollution requires a multi-faceted approach involving government policies, community engagement, and individual responsibility.

Must Read: Essay On Global Warming

Essay on Air Pollution Sample (100 Words)

Air pollution is a pressing environmental issue with far-reaching consequences. It occurs when harmful substances, such as particulate matter and toxic gases, contaminate the atmosphere. These pollutants result from various sources, including industrial emissions, vehicular exhaust, and agricultural activities.

The consequences of air pollution are severe, impacting both human health and the environment. Prolonged exposure to polluted air can lead to respiratory diseases, cardiovascular issues, and even premature death. Additionally, air pollution harms ecosystems, leading to reduced crop yields and biodiversity loss.

Mitigating air pollution requires collective efforts, including stricter emission regulations, cleaner energy sources, and promoting public awareness. By addressing this issue, we can safeguard our health and preserve the environment for future generations.

Essay on Air Pollution Sample (250 Words)

Air pollution is a pressing global issue that affects the health and well-being of people and the environment. It occurs when harmful substances, such as particulate matter, nitrogen oxides, sulfur dioxide, and volatile organic compounds, are released into the atmosphere. This pollution can have dire consequences for both humans and the planet.

First and foremost, air pollution poses a significant threat to human health. Particulate matter and toxic gases can enter the respiratory system, leading to various respiratory diseases like asthma and bronchitis. Long-term exposure to polluted air has also been linked to cardiovascular diseases, lung cancer, and premature death. Vulnerable populations such as children, the elderly, and those with pre-existing health conditions are at higher risk.

Additionally, air pollution has adverse effects on the environment. It contributes to climate change by increasing the concentration of greenhouse gases in the atmosphere, leading to rising global temperatures and more frequent extreme weather events. Moreover, pollutants can harm ecosystems, contaminate water bodies, and damage crops, impacting food security.

The sources of air pollution are diverse, including industrial processes, transportation, agriculture, and energy production. To combat this problem, governments, industries, and individuals must take collective action. Implementing stricter emission standards for vehicles and industrial facilities, transitioning to cleaner energy sources, and promoting public transportation are essential steps in reducing air pollution.

In conclusion, air pollution is a critical issue that affects human health and the environment. Its detrimental effects on respiratory health and its contributions to climate change necessitate urgent action. By adopting sustainable practices and reducing emissions, we can mitigate the impact of air pollution and create a healthier and more sustainable future for all.

Ans. Air pollution is the contamination of air due to the presence of substances in the atmosphere that are harmful to the health of humans and other living beings, or cause damage to the climate or materials.

Ans. To prevent air pollution, reduce vehicle emissions by using public transport, carpooling, or opting for electric vehicles. Promote clean energy sources like wind and solar power. Implement strict industrial emissions standards. Encourage reforestation and green spaces. Educate the public about responsible waste disposal and advocate for clean energy policies.

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Home — Essay Samples — Environment — Air Pollution — Air Pollution: Causes and Effects

Air Pollution: Causes and Effects

• Categories: Air Pollution Environmental Issues Pollution

About this sample

Words: 723 |

Updated: 30 November, 2023

Words: 723 | Page: 1 | 4 min read

Video Version

Air Pollution Essay: Hook Examples

• The Silent Killer: Delve into the invisible threat that surrounds us every day, affecting our health, environment, and future generations – air pollution.
• Gasping for Breath: Paint a vivid picture of individuals struggling to breathe in polluted cities, highlighting the urgency of addressing this pressing issue.
• Nature’s S.O.S: Explore how wildlife and ecosystems send distress signals through the impact of air pollution, underscoring the interconnectedness of all living beings.
• The Economic Toll: Uncover the hidden costs of air pollution on healthcare, productivity, and quality of life, revealing the far-reaching consequences of our actions.
• Clean Air, Clear Future: Imagine a world where we embrace cleaner technologies and sustainable practices, offering a vision of hope and change in the fight against air pollution.

Works Cited

• Agarwal, A., & Agarwal, S. (2020). Air Pollution: Sources, Effects, and Control. CRC Press.
• Cohen, A. J., Brauer, M., Burnett, R., Anderson, H. R., Frostad, J., Estep, K., … & Balakrishnan, K. (2017). Estimates and 25-year trends of the global burden of disease attributable to ambient air pollution: an analysis of data from the Global Burden of Diseases Study 2015. The Lancet, 389(10082), 1907-1918.
• Guttikunda, S. K., & Gurjar, B. R. (2012). Role of meteorology in seasonality of air pollution in megacity Delhi, India. Environmental Monitoring and Assessment, 184(5), 3199-3211.
• He, G., Ying, Q., Ma, Y., Cheng, L., Wang, Y., & Liu, Y. (2016). Health risks of air pollution in China: a special focus on particulate matter. Environmental Pollution, 211, 17-30.
• Heyder, J., Gebhart, J., Rudolf, G., & Schiller, C. (1986). St deposition in the human respiratory tract as determined by cyclone techniques. Environmental Health Perspectives, 66, 149-159.
• Khan, M. N., Islam, M. M., Siddiqui, M. N., & Islam, M. S. (2019). Sources and Impact of Air Pollution on Human Health. In Sustainable Environment and Transportation (pp. 307-334). Springer.
• Kumar, P., Kumar, A., & Goyal, P. (2020). Air Pollution: Measurement, Modelling and Mitigation. CRC Press.
• Lelieveld, J., Evans, J. S., Fnais, M., Giannadaki, D., & Pozzer, A. (2015). The contribution of outdoor air pollution sources to premature mortality on a global scale. Nature, 525(7569), 367-371.

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Essay on Pollution in English

I have written an essay on Pollution in English for class 10. In the Pollution Essay we get to know on these issues –  What is Pollution?  Pollution types – air, water, noise, environment, Global Warming, and Climate Change.

What is pollution?

Present scenario of pollution.

• Types of Pollution

Global Warming

Prominent steps taken to curb the pollution, role of uno in curbing pollution.

• Different Ways to Curb Pollution

Pollution is the presence or introduction into the environment of a substance or thing that has harmful or poisonous effects. Pollution can take many forms, and it can occur naturally or as a result of human activities . Some common types of pollution include air pollution, water pollution, and soil pollution . Pollution can have a variety of negative impacts on the environment, including harm to wildlife and natural ecosystems, as well as negative effects on human health. It is important to reduce pollution and protect the environment to ensure the long-term health and sustainability of our planet.

Pollution is a key issue that has been affecting our earth. Although it is an issue that has been prevalent since ancient times, in the 21st century its harmful effect has been felt on a large scale.

Although the governments of different countries have taken several major steps to curb these effects, there is still a long way to go.

Several natural processes and cycles get disturbed due to this. Not only that, many flora and fauna today either have gone extinct or are endangered. Due to the rapid increase in the amount of pollution, animals are losing their habitat at a rapid speed.

Pollution has affected several major cities across the globe. A majority of these polluted cities lie in India. Some of the most polluted cities in the world are Delhi, Kanpur, Bamenda, Moscow, Heze, Chernobyl, Beijing among others.

Although these cities have taken several steps to curb pollution , they still have a long way to go. The air quality of these places is poor and there are cases of land and water pollution as well. Now it’s time that the administration of these cities prepares strategies to check these issues.

 Pollution Types

Basically, there are four categories of pollution –

• Air Pollution
• Water Pollution
• Soil Pollution
• Noise or Sound pollution

Let’s discuss the all the Pollution types  one by one:

• Air Pollution : In general, air pollution is caused by the release of harmful substances into the air . These substances can be either man-made or naturally occurring, but either way, they can have serious negative impacts on human health and the environment.. There are many causes of air pollution . Some of the main causes include:

a) Emissions from vehicles, such as cars, trucks, and buses b) Industrial activities, such as the burning of fossil fuels and the release of chemical byproducts c) Agricultural practices, such as the use of pesticides and fertilizers d) Household products, such as cleaning supplies and personal care items e) Construction and demolition activities f) Waste disposal and landfills g) Power plants

• Water Pollution : Water pollution is the presence in water of harmful substances or organisms that can have negative impacts on human health, the environment, and aquatic life. Water pollution can occur in natural bodies of water, such as lakes, rivers, and oceans, as well as in man-made water systems, such as reservoirs, aqueducts, and sewage treatment plants.There are many causes of water pollution. Some of the main causes include:

a. Agricultural runoff : Pesticides, fertilizers, and animal waste can run off of farmland and into nearby bodies of water, polluting the water. b. Industrial waste : Many industries release chemicals and other waste products into bodies of water, which can pollute the water. c. Sewage and sewage treatment plants : If sewage treatment plants are not properly maintained, sewage and other waste products can be released into bodies of water, polluting the water. d. Oil spills : Oil spills can occur as a result of human activities, such as the transportation of oil, or they can occur naturally. Oil spills can have serious negative impacts on the quality of water. e. Leaks and spills : Accidental leaks and spills of chemicals and other substances can pollute bodies of water. f. Litter: Litter, such as plastic bags and bottles, can end up in bodies of water, where it can harm wildlife and pollute the water. g. Land development : Land development and construction activities can lead to soil erosion, which can in turn cause water pollution.

• Soil Pollution: Soil pollution, also known as soil contamination, is the presence in soil of harmful substances or contaminants that can have negative impacts on human health, the environment, and agricultural productivity. Soil pollution can have a variety of causes , including agricultural practices, industrial activities, waste disposal, and the use of certain chemicals and products in the home.

Soil pollution can have serious consequences , including harm to plants and wildlife, contamination of the food supply, and negative impacts on human health. It is important to reduce soil pollution and protect our soil to ensure the long-term health of our planet.

• Noise Pollution : Noise pollution, also known as sound pollution, is the presence of excessive or unwanted noise in the environment. Noise pollution can have negative impacts on human health and well-being, as well as on the health of wildlife. Noise pollution can be caused by a variety of sources, including traffic, industrial activities, construction, transportation, music and entertainment, and neighbors. Some common effects of noise pollution include hearing loss, stress, sleep disturbance, and interference with communication. It is important to reduce noise pollution and protect against excessive or unwanted noise to ensure the long-term health and well-being of people and wildlife.

Often, the day after the festival of Diwali it is reported in the media how the bursting of crackers caused an increase in noise pollution in major cities of India.

Although these are the four major  categories of pollution lifestyle changes have caused several other types as well such as Radioactive Pollution , Light Pollution among others.

If a place ends up getting light in excess or in an unwanted amount, then it contributes to light pollution. Nowadays, several urban areas are facing unwanted glares in excess amounts.

This is due to the fact that most Indian cities such as Mumbai, Bangalore, Delhi, Chennai, etc. have an active nightlife.

We are living in the nuclear era. Since a lot of countries are developing their own nuclear devices, it has lead to an increase in the presence of radioactive substances in the atmosphere of the Earth.

This is known as radioactive pollution . Handling and mining of radioactive substances, testing, minor accidents occurring in radioactive power plants are other major causes contributing to radioactive pollution.

Global Warming is another name for climate change. The blanket of pollution that traps the heat around our planet is the main reason why global warming is increasing nowadays. As humans burn fossil fuels, vehicles emit harmful gases, jungles burn at alarming rates – all these factors are the main reasons.

Once it enters the earth’s atmosphere, eventually spreading across the globe. As a result, heat gets trapped around the earth for the next 50 or 100 years after it starts emitting again.

The worst part is harmful gases such as Carbon Dioxide have increased at an alarming rate. Due to this, the upcoming generation will feel the effects of global warming for hundreds of years.

The authorities at the national and international levels have taken several steps to curb the pollution issue. Some of these are as follows:

• National Green Tribuna l: The Indian government had set up NGT in order to curb the issues related to the environment in India. Since 2010, it has imposed heavy penalties on several industries when they have failed to comply with NGT’s order. It also helped to revive several polluted lakes. It also ordered the closure of several coal-based industries in Gujarat that caused air pollution.
• Alternative Sources of Energy : Since the last few years, the Indian government has been encouraging people to switch towards alternative sources of energy. It is compulsory for the residents of Tamilnadu state to have solar panels and rainwater harvesting systems on their rooftops. Other sources of alternative energy are biofuels, Wind Energy, Hydroelectric energy, etc.
• BS-VI Fuel: Recently, the Government of India had announced that from April 1, 2020, onwards, the country will switch towards using BS-VI (Bharat Stage VI) Fuel. Once this rule comes into existence, the vehicular emission of sulphur would come down by more than 50%. It would bring down the emission of Nitrogen Oxide from diesel cars by 70% and by 25% in petrol cars. Similarly, the particulate matter emissions will come down by 80% in cars.
• Air Purifiers: People are now using air purifiers especially the indoor ones, to curb air pollution. Air Purifiers clear the particulate matter present in the air, remove harmful bacteria, and improve air quality to a great extent.

Under its banner, the UNO in 1972 had initiated United Nations Environment Program (UNEP) in order to address the issue of pollution. It has issued several issues such as climate change, ecosystem management, environmental governance, resource efficiency, etc. It has lead to several successful treaties such as the Montreal Protocol (1987) to limit the emission of gases that were thinning the protective ozone layer, Minamata Convention (2012) to limit the use of toxic mercury, etc. UNEP sponsored ‘Solar Loan Programme’ where lakhs of people from different countries were provided with solar power panels.

Pollution Methods to reduce

Although the authorities of different cities are working hard to curb the pollution issue, however, it is the duty of citizens and common people also to contribute to this process. Few of the important ways to curb all kinds of pollution are:

• Stop Bursting Firecrackers : say no to firecrackers when you celebrate festivals such as Dussehra, Diwali or any other occasion of celebration. It causes noise, soil as well as light pollution. Also, it has an adverse effect on our health.
• Limit the Use of vehicles : Vehicles are a major cause of pollution. Minimise the use of vehicles. If possible, try to substitute them with electric vehicles for personal use. Use public transportation or carpool can help to reduce air pollution caused by vehicle emissions.
• Keep the Surrounding Clean : As a responsible citizen, it should be our duty to keep the area around our home clean. We should dump the waste instead of throwing it here and there. Properly disposing of waste , such as by using designated trash and recycling bins, can help to prevent pollution.
• Recycle and Reuse : Several non-biodegradable products such as daily use items made of plastic end up harming our environment. We need to either dispose of it properly or donate it for recycling. Nowadays, the government is running a lot of schemes to recycle plastic where the citizens can not only donate their plastic waste but also exchange it in return for other items.
• Plant Trees : Cutting of trees due to several reasons such as the widening of roads, building houses, etc. has led to an increase in different kinds of pollution. Plants absorb harmful gases such as carbon monoxide and carbon dioxide, etc. present in the atmosphere. Since they release oxygen during the photosynthesis process, therefore, it is important for us to plant and take care of as many trees as we can.
• Use environmentally-friendly products : Choosing products that are made from natural, biodegradable materials and that are not harmful to the environment can help to reduce pollution.
• Support clean energy: Supporting the use of clean energy sources, such as solar and wind power, can help to reduce air pollution caused by the burning of fossil fuels.
• Support laws and regulations to reduce pollution : Supporting laws and regulations that aim to reduce pollution can help to protect the environment and human health.
• Educate others : Sharing information about the causes and impacts of pollution and how to reduce it can help to raise awareness and encourage others to take action to reduce pollution.

Pollution is a problem that we need to solve at the earliest so that humans can live safely on this planet. It is important that we follow the suggested measures to curb this issue. Its our responsibility to make our place a better place for living. In order to make the Earth survive, we have to stop polluting it.

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Essay on Air Pollution for Students and Children

500+ words essay on air pollution.

Essay on Air Pollution – Earlier the air we breathe in use to be pure and fresh. But, due to increasing industrialization and concentration of poisonous gases in the environment the air is getting more and more toxic day by day. Also, these gases are the cause of many respiratory and other diseases . Moreover, the rapidly increasing human activities like the burning of fossil fuels, deforestation is the major cause of air pollution.

How Air Gets Polluted?

The fossil fuel , firewood, and other things that we burn produce oxides of carbons which got released into the atmosphere. Earlier there happens to be a large number of trees which can easily filter the air we breathe in. But with the increase in demand for land, the people started cutting down of trees which caused deforestation. That ultimately reduced the filtering capacity of the tree.

Moreover, during the last few decades, the numbers of fossil fuel burning vehicle increased rapidly which increased the number of pollutants in the air .

Causes Of Air Pollution

Its causes include burning of fossil fuel and firewood, smoke released from factories , volcanic eruptions, forest fires, bombardment, asteroids, CFCs (Chlorofluorocarbons), carbon oxides and many more.

Besides, there are some other air pollutants like industrial waste, agricultural waste, power plants, thermal nuclear plants, etc.

Greenhouse Effect

The greenhouse effect is also the cause of air pollution because air pollution produces the gases that greenhouse involves. Besides, it increases the temperature of earth surface so much that the polar caps are melting and most of the UV rays are easily penetrating the surface of the earth.

Get the huge list of more than 500 Essay Topics and Ideas

Effects Of Air Pollution On Health

Moreover, it increases the rate of aging of lungs, decreases lungs function, damage cells in the respiratory system.

Ways To Reduce Air Pollution

Although the level of air pollution has reached a critical point. But, there are still ways by which we can reduce the number of air pollutants from the air.

Reforestation- The quality of air can be improved by planting more and more trees as they clean and filter the air.

Policy for industries- Strict policy for industries related to the filter of gases should be introduced in the countries. So, we can minimize the toxins released from factories.

Use of eco-friendly fuel-  We have to adopt the usage of Eco-friendly fuels such as LPG (Liquefied Petroleum Gas), CNG (Compressed Natural Gas), bio-gas, and other eco-friendly fuels. So, we can reduce the amount of harmful toxic gases.

To sum it up, we can say that the air we breathe is getting more and more polluted day by day. The biggest contribution to the increase in air pollution is of fossil fuels which produce nitric and sulphuric oxides. But, humans have taken this problem seriously and are devotedly working to eradicate the problem that they have created.

Above all, many initiatives like plant trees, use of eco-friendly fuel are promoted worldwide.

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StarTribune

Readers write: environment, pollution, immigration, feral cats.

Opinion editor's note: Star Tribune Opinion publishes letters from readers online and in print each day. To contribute, click here .

Evan Ramstad exhibits a disturbing confusion between "environment" and "climate" ( "Human progress is not the enemy of the planet," July 7). Yes, environmental pollution is disruptive to human health, but a changing climate driven by human-caused global warming is pushing the planet to be unlivable, and it's getting worse.

Reducing environmental pollution (improving air and water quality) does not, in itself, reduce global warming. Fortunately, switching to carbon-free renewable energy (energy sources that are replenished daily by the sun, like solar, wind and hydro, for example) for our transportation, buildings and industrial needs directly reduces climate pollution and reduces environmental pollution.

Ramstad asserts that Minnesotans "enjoy one of the cleanest environments in the world." But Minnesota is sorely falling short in its effort to remove carbon pollution from electricity production by 2040, as required by Minnesota state law. The good news is that clean electricity will stimulate the economy that Ramstad seems to hold as his top priority.

John Dunlop, St. Paul

Ramstad's weekly column in the Sunday business section always interests me. His June 30 column had me thinking about economists' focus on growing our economy ( "Growth is a hot topic for readers" ). As a retiree who depends on Social Security and investments to make ends meet each month and have enough money for life, I tend to consider economic growth good for me personally. However, I also want to pass on a habitable planet to my great-grandsons. Is aggressive economic and population growth compatible with sustainability? I truly wonder about that.

Economist E.F. Schumacher wrote a book first published in 1973 called "Small is Beautiful: Economics as if People Mattered." In his book, he quotes Gandhi: "Earth provides enough to satisfy every man's need, but not for every man's greed." Schumacher goes on to suggest that "what were luxuries for our fathers have become necessities for us" and "the cultivation and expansion of needs is the antithesis of wisdom. It is also the antithesis of freedom and peace." Later, he writes, "Economically, our wrong living consists primarily in systematically cultivating greed and envy and thus building up a vast array of totally unwarrantable wants."

Instead of encouraging population and economic growth, maybe economists ought to consider ways to construct an economic system that distributes wealth equitably and values people more than consumption. Schumacher died in 1977, but the wisdom of his words lives on 50 years later. I invite readers (and economists) to find and read Schumacher's book, which offers sane alternatives to our current path.

Tony Keenan, Columbia Heights

ENVIRONMENT

We're saving us, not the planet.

I was transfixed and, at the same time, moved while reading Peter M. Leschak's essay about humans' ability and need to "save the planet" ( "Gaia's woodpile," Opinion Exchange, July 7).

His essay is beautifully written and a highly enjoyable read. But I found it to also be a highly spiritual reflection on our role within the context of "nature" on this planet. Humans? Deer mice? No difference. The biosphere/Gaia doesn't see a difference. Gaia will survive whatever we do to her. The ones who may not survive for long are us, if we allow our own extinction to come about. It's our choice. Thank you to Leschak for a new take on an old problem. As he rightly points out, we can't and don't need to "save" the planet. We should be more focused on our own survival on this planet. Our survival is in no way guaranteed, and pretty much relies on our own actions toward Gaia, the "source."

Don Jacobson, Minneapolis

I appreciated Sunday's commentary "Gaia's woodpile" and would add that the key word here is "sustainability." What is or is not a sustainable lifestyle for humans can be debated endlessly, but perhaps those who don't get it will rethink environmental reality when climate change causes more and more storm damage to the point where it is hard or impossible to get home insurance because insurance companies cannot cover that much loss ( "Homeowners insurance erodes," editorial, July 10). Or when crop failures become more frequent due to extremes in flood and drought conditions and even farmers have a hard time collecting on any sort of crop insurance, and we see grocery prices rise higher and higher as a result. These are just two examples of what might register with those who, for now, only care about how cheap gasoline is at the pump.

Anne Baynton, Cambridge

IMMIGRATION

This chaos must end.

Simon Adams says that "asylum-seekers are not illegal" ( "Southern border is a humanitarian catastrophe," July 6). It is true that requesting asylum is not an illegal act, but many asylum-seekers are entering the U.S. illegally before requesting asylum instead of doing so at a port of entry. Unfortunately, the vast majority of immigrants are entering the U.S. illegally. Between February 2021 and October 2023, there were 6.5 million encounters with immigrants at the U.S.-Mexico border. 5.8 million of those immigrants were apprehended between ports of entry. In other words, they attempted to enter the U.S. illegally. About 75% of asylum-seekers entered the U.S. illegally. And only about 15% of those who initially claim asylum are eventually granted it (based on 2019 figures from the Department of Justice's Executive Office for Immigration Review), which indicates that most asylum-seekers are not truly refugees but are seeking to move to a better country. That is a valid goal, but they need to pursue it legally, not by coming here illegally and claiming asylum when they do not meet the criteria for asylum.

I agree with Adams that the U.S. needs to fix the border crisis. The first step is to reduce the flow of people entering the country illegally so applications to enter the country can be processed in an orderly way.

James Brandt, New Brighton

There's an unfortunate reality here

The article " Feral cats and the fix too far" in the Star Tribune on July 6 reports that because of rising costs, the Animal Humane Society is charging $75 to sterilize all cats considered unadoptable before releasing them to the neighborhoods where they were caught, under their "community cat" TNR (trap, neuter, release) program. Other rescue organizations are facing similar financial issues, especially since the number of stray or abandoned cats has skyrocketed in recent years as people can't afford them or don't want them post-pandemic, when many were adopted.

Many shelters across the U.S. are full to capacity with people surrendering cats and dogs because of care costs and housing restrictions and are unable to take in more animals. So some people are simply letting their cats go free to fend for themselves. This is a tragedy indeed, meaning more animal suffering, a slow death for cats, more decimation of wildlife and public health risk from several diseases cats can carry.

Charging people who bring in cats they have saved from the outdoors is likely to backfire, becoming a financial deterrent for would-be animal rescuers when the word gets out that rescuing animals comes with a price. This is a sad reflection of the rising costs of operating animal shelters, which all communities should support.

Aside from the problem of rising inflation, there is the pro-life ideology of "no-kill" shelters, which does not face the reality and necessity of having to euthanize otherwise healthy animals when there are too many for which to find responsible owners.

Michael W. Fox, Golden Valley

The writer is a veterinarian.

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Surface water quality evaluation and pollution source analysis at the confluence of the wei river and yellow river, china.

1. Introduction

2. materials and methods, 2.1. study area, 2.2. sample collection and analysis, 2.3. methodology, 2.3.1. entropy-weighted water quality index (ewqi), 2.3.2. human health risk assessment, 2.3.3. principal component analysis (pca), 3. results and discussion, 3.1. hydrochemical characteristics, 3.2. evaluation of surface water quality and health risk assessment, 3.3. the analysis of the pollution source, 4. conclusions, supplementary materials, author contributions, data availability statement, acknowledgments, conflicts of interest.

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Zhang, J.; Hao, Z.; Liu, X.; Wang, B.; Guo, W.; Yan, J. Surface Water Quality Evaluation and Pollution Source Analysis at the Confluence of the Wei River and Yellow River, China. Water 2024 , 16 , 2035. https://doi.org/10.3390/w16142035

Zhang J, Hao Z, Liu X, Wang B, Guo W, Yan J. Surface Water Quality Evaluation and Pollution Source Analysis at the Confluence of the Wei River and Yellow River, China. Water . 2024; 16(14):2035. https://doi.org/10.3390/w16142035

Zhang, Jingru, Ziqiong Hao, Xiaohuang Liu, Bo Wang, Wei Guo, and Jingjing Yan. 2024. "Surface Water Quality Evaluation and Pollution Source Analysis at the Confluence of the Wei River and Yellow River, China" Water 16, no. 14: 2035. https://doi.org/10.3390/w16142035

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Increasing The Price of Petrol Essay: IELTS Writing Task 2

Updated on Jul 18, 2024, 05:41

The  IELTS Writing section is a fundamental part of the exam, evaluating your English language proficiency through two distinct tasks. Task 1, specific to either the General or Academic modules, asks you to respond differently: for General, it involves tackling everyday scenarios like  writing a letter , while for Academic, it requires interpreting and  describing data from charts or graphs.   

Task 2, common to both modules, challenges you to craft a cohesive essay expressing and supporting a clear argument or opinion on a given topic. Mastering this section demonstrates your language skills and ability to structure ideas effectively under exam conditions.  

In the realm of environmental policy and urban planning, the debate over whether raising petrol prices is the optimal solution to alleviate traffic congestion and pollution remains contentious. This falls under the " agree-disagree " category in the IELTS Writing section, where articulating a balanced argument supported by examples and logical reasoning is crucial.

On This Page

1. Increasing The Price of Petrol: How to Answer?

For IELTS Writing Task 2, adhering to general guidelines is essential for a high score. Start by carefully analyzing the prompt to understand the specific question or statement.

2. Increasing The Price of Petrol: Sample Essay

Let's explore essay samples for Increasing The Price of Petrol below.

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Increasing The Price of Petrol: How to Answer?

For IELTS Writing Task 2, adhering to general guidelines is essential for a high score. Start by carefully analyzing the prompt to understand the specific question or statement. Plan your essay structure with a clear introduction, body paragraphs, and conclusion. In the introduction, paraphrase the topic and state your position or the main points you'll discuss. Each body paragraph should focus on a single idea, supported by examples and explanations, ensuring logical coherence and progression of ideas.   

Use  linking words and phrases to maintain flow and clarity. In the conclusion, summarize your main points and restate your position concisely. Aim for a balanced argument, addressing different perspectives where relevant. Maintain formal language, avoid contractions, and check for grammatical accuracy and varied vocabulary. Practicing these guidelines will help you present well-structured and persuasive essays, enhancing your overall IELTS writing performance.

Increasing the price of petrol is the best way to solve traffic and pollution problems. To what extent do you agree or disagree? What other measures do you think might be effective? Give reasons for your answer and include any relevant examples from your own knowledge or experience. Word limit: Make sure you keep it in 250 words!

Here's a breakdown of how to structure and answer an "agree or disagree" type essay on the given topic:

Introduction

Begin by paraphrasing the given statement to introduce the topic. Clearly state whether you agree, disagree, or partially agree with the idea that increasing petrol prices is the best solution for traffic and pollution problems. Briefly mention that you will also discuss other effective measures.

• First Paragraph: Present Your Main Argument Start with your main point, whether you agree or disagree with the statement. Explain your reasoning in detail. For instance, if you agree, discuss how higher petrol prices could reduce car usage and thereby decrease traffic and pollution. If you disagree, argue why this measure alone might not be effective.
• Second Paragraph: Discuss the Limitations or Counterpoints Acknowledge the limitations or potential negative impacts of increasing petrol prices. Discuss why this approach might not be sufficient or could have adverse effects, such as economic implications or limited impact on traffic reduction in certain areas.
• Third Paragraph: Propose Other Measures Suggest alternative or additional measures that could effectively address traffic and pollution problems. These could include improvements in public transportation, promotion of electric vehicles, or urban planning initiatives. Explain why these measures might be more effective or complement the increase in petrol prices.

Summarize your main points, restating your stance on the issue. Emphasize the importance of a multifaceted approach to solving traffic and pollution problems, highlighting the need for a combination of measures rather than relying solely on increasing petrol prices.

Increasing The Price of Petrol: Sample Essay

Increasing the price of petrol is often proposed as a solution to traffic congestion and pollution problems. While this measure might contribute to alleviating these issues, I believe it is not the best or sole solution. Other measures, when combined with increased petrol prices, could provide a more comprehensive approach.

The primary reason for supporting higher petrol prices is the potential reduction in car usage. As petrol becomes more expensive, people might seek alternative modes of transport, such as public transportation or carpooling. This could lead to fewer vehicles on the road, decreasing traffic congestion and lowering pollution levels. 

However, relying solely on increasing petrol prices has its limitations. Higher fuel costs could disproportionately affect lower-income individuals who depend on their vehicles for daily commuting. In areas with inadequate public transportation, people may not have viable alternatives to driving, thus rendering the price increase ineffective in reducing traffic and pollution.

To address these issues more effectively, other measures should be considered. Enhancing public transportation networks would provide reliable and affordable alternatives to driving. Investment in cycling lanes and pedestrian pathways could encourage non-motorized forms of transport. Furthermore, promoting the use of electric vehicles by offering incentives and developing charging infrastructure could significantly reduce pollution without placing a financial burden on motorists.

In conclusion, while increasing the price of petrol may help mitigate traffic and pollution problems, it is not a standalone solution. A multifaceted approach, including improvements in public transportation, promotion of non-motorized transport, and incentives for electric vehicles, is essential. Combining these measures with higher petrol prices will provide a more balanced and effective strategy for tackling traffic and pollution issues.

60+ IELTS Essay Topics 2024: IELTS Writing Task 2 Samples & Tips

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Q. Is it necessary to use complex words in IELTS Writing section?

Ans. It is not necessary to use complex words in the IELTS Writing section, but using a range of vocabulary accurately is essential. Your goal should be to use words that precisely convey your meaning and are appropriate for the context. Overusing complex words can lead to errors and may make your writing less clear. Focus on clarity, coherence, and using a variety of vocabulary naturally and correctly to achieve a higher score.

Q. How to develop ideas for IELTS Writing Task 2 2024?

Ans.  Developing ideas for IELTS Writing Task 2 involves several steps. Start by understanding the prompt and identifying the main topic and task requirements. Brainstorm relevant ideas and examples from your knowledge and experiences. Organize these ideas into a clear structure with an introduction, body paragraphs, and a conclusion. Practice writing essays on various topics to enhance your ability to generate ideas quickly and effectively. Reading widely on diverse subjects can also provide fresh insights and examples to use in your essays.

Q. How many mistakes are acceptable in IELTS Writing Task 2?

Ans.  In IELTS Writing Task 2, a few mistakes are acceptable as long as they do not impede understanding. The key is to minimize errors in grammar, vocabulary, and punctuation to maintain clarity and coherence. The band score considers the frequency and impact of mistakes. Aim for a balance between accuracy and complexity, and proofread your work to catch and correct errors. Practicing regularly and seeking feedback can help you improve accuracy and reduce the number of mistakes in your writing.

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France’s Left Has a New Star, and a Fresh Crisis

Marine Tondelier, leader of the Green Party, helped bring the left together to win France’s parliamentary elections. Now can she help keep it from falling apart?

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By Roger Cohen

Reporting from Paris

When Marine Tondelier, the leader of the Greens, is told that she is sometimes called “the other Marine” of French politics, she hits back firmly. “No!” she says. “Le Pen is the other Marine.”

Given how rapidly Ms. Tondelier’s star has risen in recent months, her response is not outrageous. The French left has produced a new star in this garrulous, straight-talking ecologist who seems suddenly to appear on every TV and radio show and whose meadow-green jacket has become so iconic it has its own account on X.

Ms. Tondelier, 37, who was born in Hénin-Beaumont, a depressed northern town in the constituency of the far-right leader Marine Le Pen, was the driving force behind the creation of the New Popular Front, herding disparate parties into a left-wing alliance that won a surprise victory in parliamentary elections this month.

Less than two weeks later, the profoundly intractable new National Assembly of three large political blocs — left, center and nationalist right — gathers for the first time on Thursday. As it does, one question looms over a left-wing alliance that seems more fractured by the day: What to do with its about 190 seats in the 577-seat lower house when that is far short of an absolute majority?

President Emmanuel Macron has complicated that question further by making clear he has no intention of naming a left-wing prime minister. On Tuesday, he accepted the resignation of the centrist government of Prime Minister Gabriel Attal, but asked it to stay on in a caretaker capacity “for a certain period,” estimated at several weeks by some departing ministers, even into September.

That said, Mr. Macron demonstrated with the way he called a snap election that his political moves are entirely unpredictable.

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