Pollution(Draft One)

Pollution is a serious problem on earth. I think there are two points which can explain the cause of pollution. One, human beings invent things which ruin the environment. Two, being selfish , people do not think of the environment ,and they overuse the natural resource. Due to theirs selfishness , the effect of pollution becomes people's retribution. The natural resource we can use becomes less and less ,and pollution jeopardizes our health. The most important is that it will cost us more to protect the environment. Therefore, how to improve pollution is the most important subject in the world. How do we improve our environment? Firstly, we can grow more trees to improve air pollution. Secondly, make it a habbit to recycle, so we will not waste any resource. Thirdly, stop using the substance which may ruin the environment. Living on earth , we should protect our environment , and make the world better and better.