Across
- 3. nature's carpet
- 7. third planet
- 8. use something over again, to prevent waste
- 10. color of nature
- 11. meeting needs without keeping future generations from meeting their own needs
- 12. large plants that give us wood
Down
- 1. what we do to protect the earth
- 2. patch of land we grow things on
- 4. the study of organisms in relation to their environments
- 5. beautiful surroundings
- 6. organisms that cover much of the earth's surface
- 9. type of plant with bloom on top