Good environment can make people feel happy and fit . To improve the environment means to improve our life.　　　　We should plant more trees and flowers around us . We shouldn’t cut them down . We should stop factories from pouring waste water into the river and waste gas into the air.　　　　Whenever we see litter on the ground , we should pick it up and throw it into dusbins. Never spit in public. Don’t draw on public walls. It’s our duty to protect the environment.

It's Our Duty To Protect Our Environment保护环境是我们的义务It's our duty to protect our environment. Where do we live? The earth. The earth is the only one place we live in. So you know how important the environment is.保护环境是我们的义务。我们居住在哪里？地球。地球是我们唯一居住的地方，所以可想而知环境对于我们的重要性。But now, some people are harming the environment, like cutting down trees, drawing pictures on public walls, littering onto the ground. It's terrible if we still do it.但是现在，很多人都在破坏环境，比如砍伐树木，在公共墙壁上乱涂乱画，随地扔垃圾。如果我们继续这样下去是非常可怕的。Now, it's time for all the people in the society to protect the environment. It's our duty. It needs each of us to make a contribution to improving the environment. We should make our environment more and more beautiful.现在，是人们保护环境的时候了，这是我们的义务，我们都要为改善环境做贡献，我们应该努力让我们的环境变得更好。

Kept Our World Clear and Beatiful ！(保持我们的世界清洁美丽)Today following with economy ， Science and technology‘s devolop , we human are destorying the environment.（今天，随着经济科技的发展，我们人类在不停的破坏环境）But we must know we have only a world ,if it's broken we haven't any places to live. So we can't leave it along,we should do something to stop it.（但是我们应该知道我们只有一个地球，如果它被摧毁了，我们就没有地方住了，所以我们不能坐视不理，我们应该做点什么来阻止继续这种破坏）To make it ,we should do anything from ourselves ,such as not waste water or electic power etc.（为了能成功，我们应该从我们自己做起，比如不浪费水电，等等）Besides it we should persuade people joining us as more as posible.(除此之外我们应该尽可能的说服更多的人们加入我们)If every one can do this our world will be more beatiful and tomorrow is another day.（如果我们都能这么做，我们的世界会变得美丽，明天会更好）That's all let's do our best to make it.（这就是这篇文章，让我们尽力去做成他吧）

重要句型短语：It is important to protect our environment, the energy in the world is limited. turn off the light and other appliance when you ,re not using them, we'd better not waste the energy, use public transportation, recycle the waste，I can learn more to develop new and clear energy, like the energy from the wind and solar 等。参考例文：With the development of our society, energy in the world becomes more and more limited, so it is quite important for us to save energy and to protect our environment. As a student, there are a lot of methods we can do to save energy at home. For example, first, we can turn off the light as well as other appliances when we are not using them. Second, recycle the waste water, paper and other waste so that we can reuse them. What's more, it is suggested to use public transportation more instead of private cars.Above all, everyone can make a great contribution to our environment. I hope I can learn more to develop new and clear energy, like energy from the wind

There are still many problems of environmental protection in recent years. One of the most serious problems is the serious pollution of air, water and soil. the polluted air does great harm to people’s health. The polluted water causes diseases and death. What is more, vegetation had been greatly reduced with the rapid growth of modern cities.To protect the environment, governments of many countries have done a lot. Legislative steps have been introduced to control air pollution, to protect the forest and sea resources and to stop any environmental pollution. Therefore, governments are playing the most important role in the environmental protection today.In my opinion, to protect environment, the government must take even more concrete measures. First, it should let people fully realize the importance of environmental protection through education. Second, much more efforts should be made to put the population planning policy into practice, because more people means more people means mo