Across
- 3. resourceses that can be replace
- 5. resources that can't be replace
- 10. things found in nature
- 11. dirtying the air
Down
- 1. things made by man
- 2. dirtying the environment
- 4. dirtying the land
- 6. protecting the environment
- 7. loud and lasting sounds
- 8. dirtying the water
- 9. anything that is useful