【参考范文】

　　We human beings have caused great damage to our environment, which has a bad effect on our existence.More and more people have realized this problem and complain about it.Therefore, protecting the environment has become a major concern of the society.

　　As far as I am concerned, for our future we can do nothing but protect our environment.It is urgent to raise people's awareness of environmental protection.And it's every citizen's duty to work hard to win the campaign of protecting the environment.