here is no business to be done on a dead planet.

　　not only natural can not mandatory, but also subject to natural.

　　only if we understand can we care.

　　the land to all the people are the essence of the material,and finally,it has been there from the people of the rebate is rubbish these substances.

　　it is usually their own surroundings as a form of free merchandise, i do not know any way to cherish and spoil.- gan harman

　　there is a pleasure in the pathless woods. there is a rapture on the lonely shore. there is society, where none intrudes. by the deep sea, and music in its roar; i love not man the less, but nature more. george gordon, lord byron

　　谁能忍受每天戴着防毒面具过日子?还空气清新吧!

　　天空是小鸟家，河流是鱼儿的家，地球是我们的家。

　　让地球妈妈永远年轻美丽。

　　把绿色带到世界每一个角落，让绿色流入人们心中。

　　废气，stop!废水，stop!染污，go away!

　　绿树成荫，花香扑鼻理想家园靠大家。

　　破坏环境的人终将得到大自然的惩罚。

　　节约能源，人人有责!

　　用好你的手，垃圾无处溜。

　　地球是我们的母亲，我们要爱护她。

　　风清水绿天蓝，我们美丽的家。