What is the largest source of air pollution?


What is the largest source of air pollution? Vehicle emissions, fuel oils and natural gas to heat homes, by-products of manufacturing and power generation, particularly coal-fueled power plants, and fumes from chemical production are the primary sources of human-made air pollution.


What are the 7 main causes of air pollution?

What Causes Air Pollution?
  • The Burning of Fossil Fuels. When fossil fuels are burned, they release large amounts of carbon dioxide into the air. ...
  • Agricultural Activities. ...
  • Waste in Landfills. ...
  • Exhaust From Factories and Industries. ...
  • Mining Operations. ...
  • Fishing Fleets. ...
  • Forest Fires. ...
  • Fine Particulates.


Who are the worst polluters?

The US, China and Russia have cumulatively contributed the greatest amounts of CO 2 since 1850.