2. Nature is a kind mother and a cruel butcher. Hugo
People often regard the surrounding environment as a free commodity, which they spoil at will and don't know how to cherish. Gan Harman
What the earth gives to all people is the essence of material, but what it finally gets from people is the garbage of these materials. whitman
5. Not only can't force nature, but also conform to it. -Escuman
6. Judge the beauty of heaven and earth and analyze the principle of everything.
7. Environmental protection is everyone's responsibility.
8. For life on earth-save our oceans ".
9. Protect the blue sky and clear water.
10. The last drop of water of mankind will be the tears of regret after environmental damage. 1 1.
12. What's in the mountains? There are many white clouds on the cen.
13. The earth can meet human needs, but it can't meet human greed.
14. A happy life lies not only in adequate food and clothing, but also in clear water and blue sky.
15. Rational utilization of resources, protection of ecological balance and promotion of sustainable economic development.