关于水的好处作文400字【一】
为了让我们的子孙后代生活的更加幸福，为了我们的国家更加繁荣富强，为了我们的地球更加生机勃勃，我们对于资源的利用要做到：“取之有度”这样才能达到“用之不竭”。现在全社会倡导节约，我们不妨行动起来，从身边的小事做起，从现在做起，从自身做起，节约用水，节约用电……
关于水的好处作文400字【二】
as we know , water is very important to man, we can’t live without water. the amount of water which is suitable to drink is less and less. but some people don’t care about it .they waste a lot of water in their daily life. even worse, they pour dirty water in to rivers. they throw rubbish into rivers , too. many rivers and lakes are seriously polluted.something must be done to stop the pollution. only in this way can we live happily. if we don’t save water, the last drop of water will be a tear-drop of us.
we know that despite the fact that seventy percent of the earth＇s surface is covered with water, only a little part of it is fresh water. yet the demand for fresh water in our daily life and in industry seems great. moreover, with the expansion of the population and development of industry, the amount of the fresh water needed will increase even rapidly. it is estimated that if such a trend continues, the fresh water on earth will be exhausted very soon. what is worse, more and more water resources are being polluted, making the water unfit to use.
in addition,we must warn the people of the importance of water and the danger we are facing.for example, in most asian societies where rice is the staple food, the water used after cleaning rice contains various nutrients for plant growth and is an excellent detergent to flush the toilet. furthermore, the intriguing idea of converting the inexhaustible sea water to fresh water supplies will be the ultimate solution.
关于水的好处作文400字【三】
古人语：“地力之生物有大数，人力这成物有大限，取之有度，用之有节，则常足，取之无度，用之不节，则常不足。”这句话的意思是：自然界所生长的万物（资源）是有限的，由人来加工制成的物品资源也有限。而取时有限度，用时节约，则常常能满足人类的需求。如果相反，取时无限度，用时又浪费，那么球上公有的资源就会很快消失。
