Saturday, November 16, 2019

what is pollution in our college

in our college pollution is air pollution, water, pollution, soil pollution etc
i going college every day
first pollution is air pollution becouse when i am going college with a vehicles that are source of air pollution.
effect of  air bond diseases, lung cancer, etc
second pollution is  soil pollution when i going class room we are all student throe papers and that paper are pollute in soil, in maximum paper are not pollution. 

at

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