Across
- 3. soil and organic matter, usually food waste, mixed together
- 4. an area where garbage is dumped and covered with dirt
- 5. a home for plants and animals
- 7. to use something again
- 9. the hardest material to recycle
- 11. something that won't harm the environment
- 14. surroundings where plants, animals, and people live
- 15. to use less or make less waste
- 16. can be decomposed by living organisms
- 17. to keep safe from harm
Down
- 1. harmful materials introduced into our environment
- 2. things that are thrown away and are no longer useful
- 6. the act of burning trash
- 8. to make an old thing into something new
- 10. natural, not modified by chemicals
- 12. the act of saving a plant or animal species because it is endangered
- 13. an area where certain plants and animals live