Make a list of all human activities which pollute our rivers . Now , think carefully as to how, can we keep our rivers ckean And pollution free without effecting our modern way of life
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human activities that pollute our river water are :-
1.do not let factories waste in rivers
2.don't through polythene bags in river water
3.don't let traditional wastes also in them.
1.do not let factories waste in rivers
2.don't through polythene bags in river water
3.don't let traditional wastes also in them.
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