Because the litter into rivers to make polluted water accumulated piles of rubbish to waste in water until it is very thick and high quantities. Make the gas oxygen cannot release bacteria into the water. Therefore, the water became black and foul smell and memory make the fish that live in the river reduced or death. Thus, the litter into rivers is something that we should not make a.
การแปล กรุณารอสักครู่..
