3. Choose the correct word in the bracket to complete the sentences. 

deforestation               heat-related                 emissions                     extinction                    absorb 

catastrophic                footprint                      diversity                      preserve                      infectious 

1. Global warming has proved truly for the environment. 

2. Having measured the company's carbon , they realised that the amount of carbon dioxide (CO) it produced was great. 

3. Rainforests have the highest species on the earth. 

4. We need to the diversity of wildlife because each species has an important role to play. 

5. Scientists have warned about the relationship between climate change and the spread of diseases. 

6. The alarming rate of  results in damage to the quality of the land. 

7. The increase in the earth's temperature can cause illnesses which can be dangerous to people. 

8. A large amount of carbon dioxide are released into the atmosphere by burning fossil fuels. 

9. Many species are threatened with due to deforestation and loss of habit. 

10. More trees should be planted as they carbon dioxide and give off oxygen.