Question

Distinguish between natural and man-made sources of pollution.

Answer 1

	Natural sources of pollution	Man-made sources of pollution
1.	Natural sources of pollution occur due to natural events and processes.	Man-made sources of pollution occur due to human activities.
2.	They occur without direct human involvement.	They are caused by human activities such as industrialisation and urbanisation.
3.	Examples include volcanic eruptions and forest fires.	Examples include automobile exhaust and industrial emissions.
4.	They are generally difficult to prevent or control.	They can be reduced by adopting proper pollution-control measures.