Question

what are the main reason for the river water pollution​

Answer 1

Answer:

Discharge of domestic and industrial effluent wastes, leakage from water tanks, marine dumping, radioactive waste and atmospheric deposition are major causes of water pollution. Heavy metals that disposed off and industrial waste can accumulate in lakes and river, proving harmful to humans and animals.

Answer 2

Answer:

Main reasons for water pollution are:-

• Human activities like washing clothes, bathing in river or ponds.
• Industrial waste flow on river or ponds.
• Agricultural waste like pesticides, weedicides also pollute ground water.
• Acid rain pollute river or ponds cause damage to aquatic animals