Earth Day

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Across
  1. 2. What we should do to valuable resources
  2. 3. natural
  3. 5. Where people reside.
  4. 7. Where we and our animals live.
  5. 8. What annoying, mean, bad, people do when they have do trashcan.
  6. 10. Where our carbon dioxide and oxygen are.
  7. 12. ___________ energy
  8. 14. The action of maintaining our Earth
  9. 17. using garbage to make household items
Down
  1. 1. The study of ecosystems
  2. 3. a layer in our atmosphere
  3. 4. Where you put all your decompose-able
  4. 5. How our carbon gets into our atmosphere.
  5. 6. Reusing trash
  6. 8. Where we put all of our trash
  7. 9. The action of putting our emissions out into the atmosphere
  8. 11. where a organisms lives
  9. 13. _____ system
  10. 15. When an animal has no more of it kind left
  11. 16. _________ fossil fuels