Environmental pollution is a serious problem facing mankind, and according to astronauts, they travel in space, found that the earth is a crystal sphere, in the star-studded space, only the earth is suitable for human habitation. Here is all we human beings need, is our "boat of life", but we human beings for personal gain and deforestation, damage the ecological balance, resulting in today"s end. Pentium river, is the blood vessels of mother earth, the river is flowing blood, this is a very magical force, flow where, where full of vitality. But today many rivers are sick, the clear river becomes black and smelly, the fish and shrimp in the river has long been "run away", people pass here is also covered nose, frowning, and cause rivers, lakes, oceans and other pollution, because we humans ah