Environment - Upstream unit 5

1. Catching too many fish in an area of the sea, so that there are not many fish left there. 3. Animals or plants that may soon not exist because there are very few now alive. 5. A place where people are allowed to leave their rubbish. 6. Fuels, such as gas, coal, and oil, that were formed underground from plant and animal remains millions of years ago. 8. To use a material to cover or go around the surface of something in order to prevent heat, electricity, etc., from escaping or entering. 9. To produce energy in a particular form.

2. Important or noticeable. 4. A type of machine through which liquid or gas flows and turns a special wheel with blades in order to produce power. 7. A person who cuts down trees for wood.