4. Causes of Air Pollution 1.Smoke from chimneys of factories. 2.Smoke from Vehicles. 3.Smoke from burning of fire.
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6. Causes of water pollution 1 .Factories throw their waste in water bodies. 2.People bath and wash clothes in water bodies. 3.Some oil ships drown in water which hardly effects the aquatic life. 4.Smoke from vehicles lets the river to dry.
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8. Causes of noise pollution 1.Jet planes. 2.Loud speakers and other loud speaking things. 3.Cinema halls. 4.Factories 5.Road traffic
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10. Causes of land pollution 1.People Cut forest for furniture. 2.Plastic is the main source of land pollution. 3.People throw house garbage on roads. 4.Some industries throw their waste on land.
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15. Prevention of air pollution 1.We should share vehicles for going to office. 2.We should get a regular pollution check of our vehicle. 3.We should use a bicycle for going to near by places. 4.Chimneys of factories should be fitted with proper filters to prevent smokes from coming out and effect atmosphere.
16. Prevention of water pollution 1.Factories should not throw there waste in water bodies. 2.People should not bath and wash clothes in rivers or lakes. 3.People should not take there animals to take bath in rivers or lakes.
17. Prevention of noise pollution 1.We should not use loud speakers. 2.Factories should be made out of the city. 3.There should be not more noise making vehicles on the roads.
18. Prevention of land pollution 1.People should not cut trees for making furniture. 2.People should not throw garbage on land. 3.Plastic bags should be avoided for prevention of land pollution. 4.Industries should not throw there waste on land.
