water on earth
Across
- 3. The clearing of trees
- 8. energy a resource that cannot be replaced naturally
- 9. a large community of living organisms, both plants and animals, that are adapted to a particular environment
- 10. resources a resource that the Earth replaces
- 11. fuels nonrenewable resource that formed from the remains of ancient plants and animals
- 13. a group of plants and animals that depend on each other for survival
- 14. a seasonal wind that brings dry or moist air
- 15. the place where a plant or animal lives
- 16. a species that has died out
Down
- 1. the spread of desert-like conditions
- 2. power The production of electricity from water
- 4. resources any material in nature that people use and value
- 5. are a semi dry grassland or prairie
- 6. permanently frozen layers of soil
- 7. planting trees to replace lost foresland
- 12. an area of tall grasses, scattered trees