Dưới đây là các từ hoàn thành cho câu:

8. Dealing with resource **depletion** requires a broad range of strategies.
9. Experts predict that the world's rain forests could completely disappear in 109 years at the current rate of **deforestation**.
10. Mining is an extractive industry, often with huge **environmental** and social impacts.
11. In 2015, fossil fuels made up 81.5% of total U.S. energy — the lowest fossil fuel share in the past century.
12. Habitat is the process by which a natural habitat becomes incapable of supporting its **natives**.
13. Tim is the **author** who has written many articles about preserving the environment.
14. The protection and **preservation** of the environment is one of the most important issues facing humankind today.
15. Researchers are finding that sometimes a **solution** to an environmental problem can cause trouble in another area.
16. **Attraction** of hotels, recreation, and other facilities often leads to increasing sewage pollution.
17. Wastewater has polluted seas and lakes surrounding tourist **destinations**, damaging the flora and fauna.
18. In the 1990s, public **awareness** of preserving the environment began to develop.
19. A great idea would be to start planting small gardens on the roofs of the buildings in the cities.
20. With approximately 4 billion trees being cut down to satisfy the world's need for paper alone, preventing the **depletion** of forests continues to be an important **priority**.

Hy vọng giúp ích cho bạn!