What is mean by pollution

1.	What is mean by pollution
Answer» Pollution is something introduced into the environment that is DIRTY, unclean or has a harmful EFFECT. Toxic waste dumped into the water is an example of pollution. ... The contamination of air, water, or soil by substances that are harmful to living organisms.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.

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