It is caused by both Natural and Manmade factors


Natural Factors

Due to forest fires and volcanoes, smoke and dust rise in atmosphere


Man Made Factors

It is also caused by activities of human beings like

  • Smoke from Factories
  • Burning of Fuel (Cow dung cake and wood) cause pollution
  • Automobiles exhaust smoke from Vehicles which release harmful chemicals and gases like carbon monoxide, carbon dioxide, nitrogen oxides and smoke



  1. Class 8
  2. Chapter 18 Class 8 - Pollution of Air and Water

About the Author

CA Maninder Singh's photo - Founder at Teachoo
CA Maninder Singh
CA Maninder Singh is a Chartered Accountant for the past 11 years and a teacher from the past 11 years. He teaches Science, Accounts and English at Teachoo