Write three main causes of water pollution. And?
Answers
Main FEATURES-
Causes of river pollution include:
1. Human dumping: Due to human dumping of waste and other harmful substances in to river water directly. Since most of the towns and cities are beside rivers, the human waste is
2. Industrial waste release: Most industries release their processing waste into the rivers. This is an easy methods for them to get rid of waste. But by release of industrial sewage into river water there is severe pollution to the water.
3. Land water flow: Contamination during rains due to flow of rain water from contaminated land into rivers. In-case of floods where water from river flows over surrounding lands. This flow collects all the possible waste and dump into river.
4. Air pollution: The air pollution is formed by disposal of harmful gases into air. This pollution from air in-turn returns to ground through rains and contaminate ground water and river waters. This indicates that the pollution we create finally reaches us in one or other way.
5. Farm pollution: Farming is the industry which relies largely on river water. The river water is used for irrigation. But pesticides and other toxic chemicals are used by farmers to control diseases. These toxins reach the river canals which supply water the cities and towns ahead.
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1) disposals of swage.
2) using of insecticides and fungicides in the cultivated land.
3) wastage fuel of launch, steamer etc.