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प्रश्न
State some important steps to avoid pollution of water.
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उत्तर
Steps to avoid pollution of water are :
(a) Harmful wastes such as oils & chemicals should not enter into the water.
(b) Proper toilets & sewage systems should be used to prevent human excreta, containing disease-causing organisms to enter into the water.
(c) Washing of clothes & bathing should be avoided near water sources.
(d) Planting of trees near water sources including river banks also minimizes pollution.
(e) To minimize thermal pollution the water should be cooled before being discharged as a waste.
(f) The man should be made aware through various awareness programs & media about the harmful effects of water pollution & ways to control it.
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