MÔI TRƯỜNG

1. the green house effect

2. Ozone layer depletion

3. Wildlife habitats

4. promote public campaigns

5. posing a serious threat to

6. Preserve biodiversity

7. deforestation

8. Put heavy pressure on…:

9. Melting of the polar ice caps:

10. absorb

11. Sea levels

12. Sea levels

13. Extinction

14. Degrade (the) ecosystem