Question

Give natural and man-made reasons for water pollution​

Answer 1

Answer:

Various Causes of Water Pollution

• Industrial Waste. ...
• Sewage and Wastewater. ...
• Mining Activities. ...
• Marine Dumping. ...
• Accidental Oil Leakage. ...
• The burning of fossil fuels. ...
• Chemical fertilizers and pesticides. ...
• Leakage From Sewer Lines.

Answer 2

Answer:

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Natural processes leading to changes in water quality include weathering of rocks, evapotranspiration, depositions due to wind, leaching from soil, run-off due to hydrological factors, and biological processes in the aquatic environment.

Industrialization, discharge of domestic waste, radioactive waste, population growth, excessive use of pesticides, fertilizers and leakage from water tanks are major sources of water pollution. These wastes have negative effects on human health.

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