Prevention and control of pollution Act for Air was established in _________ year.

Most of the environmental problems are due to increase of

Mosquitoes breed is stagnant water and cause

Carbon dioxide and _________ are the green house gases.

Waste water released from homes and industries is called

Thermal pollution reduces amount of _________ gas in water.

Industrialization and _______ increases global warming.

Environment protection Act was established in

CFC destroys ______ layer of earth.

Expand the term CFC