Across
- 5. You should _____ old newspapers.
- 7. This is one of the most polluting material.
- 8. When you disagree you may want to do this.
- 9. They want to protect the environment.
- 11. I want to _______ the environment and keep it safe.
- 13. Change in the normal temperatures and seasons
Down
- 1. Something that you can use only once.
- 2. Coal and oil are examples of ______
- 3. All the living beings in an habitat.
- 4. This happens when too many trees are cut down.
- 6. The place where an species lives.
- 10. These rise when the poles melt.
- 11. Air ______ can make it difficult to breathe.
- 12. When the last animal of a species die, it is ____.
- 14. This is something you throw away.