Across
- 5. the air, land, and water where people, animals, and plants live
- 8. to decay and destroy gradually.
- 10. a large, hot, dry area of land with very few plants
- 11. to get rid of
- 12. an area of high, steep rocks beside the sea
- 13. an area of land that has water around it
Down
- 1. to officially say that someone must not do something
- 2. extremely large
- 3. a stream of water that flows from a high place, often to a pool below
- 4. an area of low land between hills or mountains a very high hill
- 6. the hard material that trees are made of
- 7. it does not contain any things or people.
- 9. the land beside the sea