第1个回答 2013-06-30
Human beings can not exist without water. It is necessary to both our life and production. No one can deny the crucial role that water has played in our daily life. If there is no water, there is no plants, no animals, no hunmans and no life. As is known to us all, water resources are not infinite and it consisits 75% of the earth . It is reported that China is a country short of water. However, water is overused in many industries such as paper mills, textile mills and other factories. Lots of rivers and lakes have been polluted, which are unable for us to drink. Furthermore, more and more water are being wasted in our life and it is really make the present situation worse. Therefore, under no circumstances should we waste water. On the contraty, human beings should take emergency measures to treasure water. First of all, we must spend no efforts to protect the water resources such as lakes, rivers, underground water and so on. Secondly, we must try our best to keep water clean and prevent it from being polluted. Last but not the least, planting more trees is benefical to water and soil conservation and help maintain ecological balance. So, in a word, Treasure water!
第2个回答 2013-06-30
Water is very important to the human beings.But now many rivers and lakes are polluted. And what shall we do ? We can do like these things: First we must protect the factory form pouring waste water into the river Second we should stop people from throwing litter into the river.many kinds of litter may pollute the envirenment. Finally we can tell the visitors how important the water is. After doing these things,I think water will become clearer sooner or later.本回答被网友采纳
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