Please write a slogan, calling on people to protect the environment, make the sky blue and the starry sky brilliant again.

1. Improve urban air quality and establish ecologically livable towns.

2. Don't refuel the air, and control the automobile exhaust.

3. Make the air fresh and the sky blue.

4. Environmental protection is everyone's responsibility.

5. Don't let garbage enter the campus, only let perfection come to my home.

6. I love flowers, and I love grass. I love young saplings.

7. Don't let a strong life become the ghost of your first step. Lawn.

8. Clean and beautiful environment, healthy and scientific life and progressive social manners.

9. Because of you, the grass is green and the flowers are delicious.

1. Resolutely fight the tough battle of ecological environment improvement, so as to realize the goal of clear sky, clear water and green land as soon as possible.

11. Return the sky to blue and build my harmonious home.

12. The grass is sleeping, please don't disturb it.

13. Say goodbye to bad habits, advocate politeness and declare war on bad health habits.

14. If everyone throws less paper, the earth will be more beautiful.

15. Improve urban air quality and establish ecologically livable towns.

16. air pollution is equivalent to chronic suicide.

17, please hold your feet high, listen, the grass is crying.

18. strengthen confidence, pay close attention to the source, strike hard and resolutely fight the tough battle of air pollution control.

19, the grass is green and the flowers are fragrant, and the environment is beautiful and people are healthy!

2. air pollution is equivalent to chronic suicide.

21. If you don't love the environment, the beautiful scenery is not always there!

22. Make the air cleaner, and environmental protection depends on everyone.

23. Air can make us live. Protecting trees means protecting the air.