Across
- 1. having no living members; no longer existing
- 2. decayed organic material used as fertilizer
- 4. the natural home of a plant, animal, or organism
- 6. a place to dump garbage
- 7. contaminate with harmful substances
- 8. convert waste into a reusable material
Down
- 1. the surroundings in which something lives in
- 3. produced without any form of chemicals
- 5. the envelope of gases that surrounds Earth
- 6. trash that is left in open or public places