Which of these is the major contributor to world pollution?

Globally, the majority of air pollution is generated by the combustion of fossil fuel (coal, diesel fuel, gasoline, oil, and natural gas) for electricity production, heating, transportation, and industry [14].
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What is the major contributor of pollution?

Burning Fossil Fuels

The biggest contributors of air pollution are from industry sources and power plants to generate power, as well as fossil fuel motor vehicles. The continuous burning of fossil fuels releases air pollutants, emissions and chemicals into the air and atmosphere.
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Which is the largest contributor to global pollution?

Explanation: Industrial waste which creates industrial pollution is the largest contributors to global pollution which endangers the people and environment. Industrial pollution contaminates the environment.
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What are the biggest carbon emitters?

Most of the world's greenhouse gas emissions come from a relatively small number of countries. China, the United States, and the nations that make up the European Union are the three largest emitters on an absolute basis. Per capita greenhouse gas emissions are highest in the United States and Russia.
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What are the top 3 causes of pollution?

The main causes of air pollution can be categorized by source:
  • Mobile: Cars, buses, planes, trucks and trains.
  • Stationary: Power plants, oil refineries, industrial facilities and factories.
  • Area: Agricultural areas, cities and wood-burning fireplaces.
  • Natural: Wind-blown dust, wildfires and volcanoes.
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Who Is Responsible For Climate Change? – Who Needs To Fix It?



What are the 3 biggest contributors to air pollution?

Various Causes of Air Pollution
  1. Emissions From Industrial Plants and Manufacturing Activities. ...
  2. Combustion From Fossil Fuels. ...
  3. Farming Chemicals and Household Products. ...
  4. Natural Causes of Air Pollution. ...
  5. Other Causes.
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What are the major causes of environmental pollution?

21.3. Causes of environmental pollution
  • Urbanization and industrialization. Since the era of industrial revolution, man has continued to introduce hazardous materials into the environment at an alarming rate. ...
  • Mining and exploration. ...
  • Agricultural activities. ...
  • Burning of fossil fuels. ...
  • Particulate matter. ...
  • Plastics.
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What are the 5 major types of pollution?

The different types of pollution include:
  • Air pollution.
  • Water pollution.
  • Soil pollution.
  • Radioactive pollution.
  • Noise pollution.
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What is the major cause of environmental pollution Class 8?

Many industries are also responsible for causing air pollution. Petroleum refineries are a major source of gaseous pollutants like sulphur dioxide and nitrogen dioxide. Sulphur dioxide is produced by combustion of fuels like coal in power plants. It can cause respiratory problems, including permanent lung damage.
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What are the main types of pollution?

The three major types of pollution are air pollution, water pollution, and land 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.
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Which are the major air pollutants?

The common air pollutants are:
  • Particulate matter (PM10 and PM2. ...
  • Ozone (O3)
  • Nitrogen dioxide (NO2)
  • Carbon monoxide (CO)
  • Sulphur dioxide (SO2)
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What are the 5 major causes of air pollution?

We have listed 10 common air pollution causes along with the effects that have serious implication on your health on a daily basis.
  • The Burning of Fossil Fuels. ...
  • Industrial Emission. ...
  • Indoor Air Pollution. ...
  • Wildfires. ...
  • Microbial Decaying Process. ...
  • Transportation. ...
  • Open Burning of Garbage Waste. ...
  • Construction and Demolition.
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What is the biggest impact of air pollution?

Air pollution is now the biggest environmental risk for early death, responsible for more than 6 million premature deaths each year from heart attacks, strokes, diabetes and respiratory diseases. That's more than the deaths from AIDS, tuberculosis and malaria combined.
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Which one of the following is the main cause of air pollution Mcq?

The correct answer is carbon dioxide.
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How many pollution are there in the world?

When you think of environmental pollution, it typically comes in seven different types. These include air, water, land, radioactive, thermal, light, and sound pollution. Explore the definition and causes of each type of pollution.
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How is pollution affecting the world?

Pollution is the largest environmental cause of disease and premature death. Pollution causes more than 11 million premature deaths. That's several times more deaths than from AIDS, tuberculosis, and malaria combined.
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Which of the following is an example of pollution?

Oil spills on oceans and littering trash or garbage over ground are the examples of pollution.
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What are the 4 types of pollution?

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, thermal pollution, light pollution, and plastic pollution.
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Which of the following is the major source of environmental pollution in urban areas?

The use of private vehicles (particularly older, diesel models) is the major source of urban air pollution. The US Environmental Protection Agency estimates that about 75% of VOC emissions (by weight) come from transportation. About one-quarter of particulate matter in the air is due to vehicles.
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Why is pollution increasing in the world?

Pollution is linked to three main human activities: fossil-fuel combustion, primarily by industry and transport; the application of synthetic fertilisers and pesticides in agriculture; and the growing use and complexity of chemicals.
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Why is pollution a problem in the world?

Air pollution is a major global environmental risk to our health and food security. It is estimated to cause about 3.7 million premature deaths worldwide and destroys enough crops to feed millions of people every year. I durst not laugh for fear of opening my lips and receiving the bad air.
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What are 3 effects of pollution?

Exposure to high levels of air pollution can cause a variety of adverse health outcomes. It increases the risk of respiratory infections, heart disease and lung cancer. Both short and long term exposure to air pollutants have been associated with health impacts. More severe impacts affect people who are already ill.
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Which of the following is the major contributor of air pollution in India as per the Indian government?

Dust & Construction contribute about 59% to the air pollution in India, which is followed by Waste Burning. Dust & Construction activities are mostly in the urban areas while Waste Burning is in the rural areas (agriculture).
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What is the biggest source of pollution in the world Mcq?

Solution(By Examveda Team) Environmental pollution is currently the biggest challenge facing the word today. Due to increase in population worid wide the untreated sewage discharge in lakes & rivers has increased. Even the garbage has increased manifold on daily basis.
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Which of the following is the major contributor of air pollution in Iindia as per the Indian government Mcq?

Explanation: As per the Government of India, the major contributor in the Air Pollution in India is dust and construction.
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