Some natural pollution/contamination

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Today we are made so many things & experiments for our Living surroundings up gradation.But we through our wast to the surroundings ,it will create pollution and it lead to health problems.the contamination from the part of human being is more than compared with others.Some of the contamination's are following;

De-forestation's.making of large bore wells.
Concreting.
Use of plastics.
Use of highly concentrated chemicals,use of high poisonous fertilisers in agriculture.
Killing of willed animals & birds.
High poisonous chemicals use in river area.
Digging of sand.building of dams across the river.
Atomic usage and its radiation.
Throwing of waste into nature.
We are human being ,so we have the capacity for identify which is right and bad .
So think first ,then Do.

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