The slogan of environmental improvement is novel and simple.

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

2. Don't refuel in the air to control automobile exhaust.

3. Make the air fresh and the sky blue.

Environmental protection is everyone's responsibility.

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

6. I like flowers as well as grass. I like saplings.

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

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

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

10, resolutely fight the tough battle of ecological environment improvement, and realize the goals of blue sky, clear water and green space as soon as possible.

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

12, Xiaocao is sleeping, please don't disturb.

13, bid farewell 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 build ecologically livable towns.

16, air pollution equals 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, the environment is beautiful and people are healthy!

20. Air pollution is equal to chronic suicide.

2 1, you don't love the environment, and the beauty is not always there!

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

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