2. Planting trees and working in the future.

3, love the motherland, protect green, keep clean, love home.

Maintaining the ecological balance of the earth means protecting the number of human beings.

Protecting the environment means cherishing life.

6. Where there is green, there is life.

There is only one earth. Where can we find our home without it?

8. If greening is done well, pollution will be reduced. Garbage classification ensures the environment.