精选优质文档-倾情为你奉上Environmental protectionA: Hello, What are you talk about?B: Hi, because the environment problem is more and more Serious, so we are discussing it. What do you think.C: I think water pollution has become a problem now. Any change in the physical, chemical of water will have bad effect on living things .Water pollution affects all the major water bodies of the world.D: Besides the water pollution , there are also many other environmental problems,such as white pollution
