1. 洁净的空气、幽雅的环境是我们共享的，每个人都应对环境保护尽一份义务。

1. Clean air and an elegant environment are something we share, and everyone should contribute to environmental protection by fulfilling their obligations.

2. 用行动护卫家园，用热血浇灌地球。

2. Protect our home with actions and water the Earth with our热血.

3. 为了地球上的生命，清除白色污染。

3. To protect life on Earth, eliminate white pollution.

4. 小草青青，花香飘飘；青草鲜花，应当爱惜。

4. The grass is green, the flowers float gently; the green grass and fresh flowers should be cherished.

5. 有了您的呵护，才有我们这个美丽的世界。

5. It is because of your care that we have this beautiful world.

6. 少一个脚印，多一份芳香。

6. A footprint less, a scent more.

7. 花草是我的朋友，请多一份爱护！

7. Flowers and grass are my friends, please show more love and care!

8. 人类善待自然，就是善待自己。

8. To be kind to nature is to be kind to oneself.

9. 请别乱坎树林，让空气更加清新。

9. Please don't cut down the forests recklessly, let the air be cleaner.

10. 爱无限，绿无边。

10. Love is boundless, greenness is endless.

11. 节约为本，治污优先。

11. Economy is the priority, and pollution control is a priority.

12. 让我们来保护花草树木吧！看，花草树木在向你挥出希望的小手。

12. Let's protect the flowers, grass, and trees! Look, the flowers and trees are waving little hands of hope at you.

13. 保护环境，让地球妈妈重绽笑脸！

13. Protect the environment, let our Mother Earth smile again!

14. 谁能忍受每天戴着防毒面具过日子？还空气清新吧！?>

14. Who can bear to live with a gas mask every day? Isn't the air fresh already?

15. 保护环境光荣污染环境可耻。

15. It is honorable to protect the environment, and it is disgraceful to pollute it.

16. 绿色社会，动手筑造。

16. Green society, get hands-on and build it.

17. 小草在生长，请勿打扰。

17. The grass is growing, please do not disturb.

18. 如果没有树木，世界将会暗淡无光。

18. Without trees, the world would be dark and gloomy.

19. 请让我们的校园永远充满绿色。

19. May our campus always be filled with greenery.

20. 地球是我们的妈妈，我们是妈妈的孩子，热爱妈妈吧！

20. The Earth is our mother, and we are her children. Love your mother!

21. 人类只有一个可生息的村庄地球。保护环境是每个地球村民的责任。

21. The Earth is the only habitable village for humanity. Protecting the environment is the responsibility of every Earth villager.

22. 人类善待自然、就是善待自己。

22. Treating nature kindly is treating oneself kindly.

23. 自然不可改良，生活可以选择，选择绿色生活，健康适度消费。

23. Nature cannot be improved, but life can be chosen. Choose a green lifestyle and a moderate and healthy consumption.

24. 足下留情，春意更浓。

24. Show leniency, and the spring will be even more vibrant.

25. 少些尘土，再现碧蓝天空。

25. Less dust, revealing the azure sky once more.

26. 热爱我们的母亲，不要再让她伤心和失望！

26. Love our mother and never let her feel hurt and disappointed anymore!

27. 别在绿色消失时，我们才去后悔。

27. Don't regret when the greenery has disappeared.

28. 没有绿色，生命就没有希望。

28. Without greenery, life has no hope.

29. 朋友们，觉悟吧，从现在开始保护环境还来得及。

29. Friends, wake up! It's not too late to start protecting the environment from now on.

30. 不戚戚于贫贱，不汲汲于富贵。

30. Not distressed by poverty and low status, not eager for wealth and high rank.

31. 保护环境我们有责任，让世界充满绿色。

31. It is our responsibility to protect the environment, making the world full of greenery.

32. 做地球妈妈的好孩子，保护她！

32. Be a good child to Mother Earth and protect her!

33. 迈步留意地下草，掸指莫折枝头花。

33. Walk with care and attention to the grass below, don't shake your fingers and break the flowers at the branch tip.

34. 请不要践踏您脚下的青草，因为，它和你一样，是都有这绿化环境的神圣使命。

34. Please do not trample on the green grass beneath your feet, for just like you, it has the sacred mission of greening the environment.

35. 保护环境光荣，污染环境可耻。

35. It is glorious to protect the environment, and it is shameful to pollute it.

36. 轻轻地走，正如你轻轻地来，不留下一片纸屑。

36. Walk softly, as you have softly come, leaving not a single crumb of paper behind.

37. 我爱花，我爱草，我爱青青小树苗。

37. I love flowers, I love grass, I love the tender little saplings.

38. 垃圾分类，循环回收。

38. Waste classification and recycling.

39. 搞好水土保护，改善生态环境。

39. Promote soil and water conservation and improve the ecological environment.

40. 发展经济不能以牺牲环境为代价。

40. Economic development cannot be at the expense of the environment.

41. 社会犹如一条船，每个人都要有掌舵的准备。

41. Society is like a ship, and everyone should be prepared to steer the helm.

42. 尽一份呵护，净一方土地。

42. Offer a touch of care, purify a piece of land.

43. 花香阵阵，鸟鸣声声。琅琅书声，浓浓情深。

43. The fragrance of flowers fills the air, accompanied by the songs of birds. The sound of reading is clear, and the depth of affection is profound.

44. 人类只有一个可生息的村庄地球，保护环境是每个地球村民的责任。

44. Humanity has only one livable village, Earth, and protecting the environment is the responsibility of every inhabitant of Earth.

45. 环保行为，处处体现，文明整洁，大家坚持。

45. Environmental protection is demonstrated everywhere, civilization and cleanliness are maintained, let's all persevere.

46. 你的行动代表花的未来。

46. Your actions represent the future of flowers.

47. 珍惜水资源，保护水环境，防治水污染。

47. Cherish water resources, protect the water environment, and prevent and control water pollution.

48. 节约能源，人人有责！

48. Energy conservation, everyone's responsibility!

49. 青山清我目、流水静我耳。

49. Green mountains clear my eyes, flowing waters quiet my ears.

50. 保护地球，就从美化校园开始吧！

50. Start by beautifying the campus to protect the Earth!

51. 保护海洋，防止赤潮。

51. Protect the ocean and prevent algal blooms.

52. 水孕育和维持着地球上的生命，谁来关爱水的生命！

52. Water孕育 and maintains life on Earth; who will care for the life of water!

53. 促绿色消费，做绿色选民。

53. Promote green consumption and be a green voter.

54. 人类的最后一滴水，将是环境破坏后悔恨的泪。

54. The last drop of water for humans will be the tear of regret from environmental destruction.

55. 为了子孙后代，请留下一片净土。

55. Please leave a pure land for the descendants.