pollution
-there are many kinds of pollution like hearing water and also the pollution of food.
-every kind of pollution has its causes and effects and of course has its solution .
-water is the most dangerous kind of pollution .
-the pollution of nile is the main cause of the pollution of water and also there is many causes.
-there is many results of that pollution that is very horrible.
-there is many diseases which are spread becouse of that problem.
-we should search and try to solve this problem.
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