Earth day

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Across
  1. 3. recycle it then make it better
  2. 6. relating to or determined by the sun
  3. 8. something that is no longer in this world
  4. 9. able to be maintained at a certain rate
  5. 10. maintain or keep alive
  6. 12. something humans does that harms the environment Environment A type of place where organisms live
  7. 15. relating to a bodily organ or organs
  8. 16. community of interacting organisms
  9. 18. a colorless unstable toxic gas with an odor
  10. 19. A place where plants and animal live
  11. 20. something that we use to survive
Down
  1. 1. contaminate with harmful or substances
  2. 2. something that we can reuse
  3. 4. prevent the wasteful or overuse
  4. 5. it has something to so with reusing things
  5. 7. waste material used to reclaim ground
  6. 11. it is an organism's relation to other organisms organism an individual animal, and plant
  7. 13. the production and discharge of something
  8. 14. decayed organic material used as a plant fertilizer a chemical substance added to soil or land
  9. 17. The layer that grass and rocks are