1. 让我们共同行动，还家园碧水、蓝天。

1. Let us act together to restore our homeland's clear waters and blue skies.

2. 保护赖以生存的海陆环境需要我们人类的节制和努力!

2. The protection of the land and marine environments on which we depend requires our human self-restraint and efforts!

3. 保护生态环境，造福子孙后代。

3. Protect the ecological environment for the benefit of future generations.

4. 控制全球变暖刻不容缓。

4. It is urgent to control global warming.

5. 搞好水土保护，改善生态环境。

5. Ensure soil and water conservation and improve the ecological environment.

6. 劝君多走几步路，莫把草坪当马路。

6. I advise you to take a few more steps, don't treat the lawn as a street.

7. 让花儿含笑，让草儿传情，让心儿绽放。

7. Let the flowers smile, let the grass convey emotions, let the heart bloom.

8. 保护碧水蓝天，共建绿色家园。

8. Protect the blue waters and clear skies, jointly build a green homeland.

9. 青青绿叶红花，岂能肆意践踏(请勿践踏草坪)。

9. Green leaves and red flowers, how can they be trampled upon at will (Please do not trample on the grass).

10. 让校园阳光普照，让绿色神圣美妙。

10. Let the campus be bathed in sunshine, and let greenery be sacred and wonderful.

11. 保护海洋，防止赤潮。

11. Protect the ocean and prevent red tides.

12. 污染环境千夫指保护环境万人颂。

12. Polluting the environment is criticized by thousands, while protecting the environment is praised by tens of thousands.

13. 地球是万物生灵共同的家园，共生共荣来自万物的和谐。

13. The Earth is the common home of all living beings, and the coexistence and prosperity come from the harmony of all things.

14. 环境保护是我国一项基本国策。?>

14. Environmental protection is a basic national policy of our country.

15. 请您以宽宏大量之心给生而自由的动物们以自已的空间，善待动物就是善待我们自已。

15. Please bestow upon the animals born free the space with a magnanimous heart, as treating animals kindly is treating ourselves kindly.