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1、Planting trees Trees are very helpful and important for us.

1、樹對我們人類是多么的重要和有用。

2、Most environmental litigation involves disputes with governmental agencies.

2、許多環(huán)保訴訟都涉及與政府機構的爭端。

3：The amount of water which is suitable to drink is less and less.

3、適合人類喝的水是越來越少了。

4、Discharge pipes directly take pollutants away from the plant into the river.

4、排泄管道直接將污染物從工廠排入河流。

5、No one can live without water or air.

5、沒有人能離開水和空氣生存。

6、Care plants,please.

6、請愛護花草。

7、Protecting the environment is every man's responsibility.

7、保護地球環(huán)境是每一個人的責任。

8、Be quiet!

8、禁止喧嘩。

9、If we don’t save water, the last drop of water will be a tear-drop of us.

9、如果我們不節(jié)約水，那么最后一滴水也許會是我們人類的眼淚

10、The protection of trees, that is, to protect themselves.

10、保護樹木，就是保護自己。