Fill in the gaps

1. Sea levels will rise and cause widespread flooding if the polar ice ... melt.

2\. A rise in **\.\.\.**  will cause more heatwaves\.  

3\.  **\.\.\.**  warming is one of the biggest issues facing our planet today\.  

4\. We will need to find an alternative power source when **\.\.\.** fuels run out\.  

5\. Carbon dioxide is a **\.\.\.**  gas which traps heat above the Earth\.  

6\. Our way of life is under **\.\.\.**  because of the changing climate\.  

7\. Deforestation is causing a number of species to **\.\.\.** their habitats\.  

8\. Soon a number of plants and animals could become **\.\.\.**  like the dinosaurs\.