Tuesday, 18 August 2015

pollution

WATER POLLUTION




Those who live near river and lakes throw all kinds of waste into the water.Many people wash clothes and utensils in river water and polluteit.Drains from towns and citis carry dirty water mixed with soap,detergent and chemicals and release all these into rivers,lakes or seas.Some amount of fertilizers and chemicals from agricultural fields also pollute tje water.Maney harmful microorganisms grow in polluted water amd cause diseases such as diarrhaea and typhoid When fertilizers and chemicals reach the water they harm aquaticlife and kill fish and other water animals.

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