Earth Day

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Across
  1. 1. earth
  2. 5. the area around us
  3. 8. garbage on the ground
  4. 9. outside
  5. 11. what Earth is
  6. 12. lots of trees together
  7. 13. two species that work together to benefit one another; think whale and small fish
  8. 14. plants do this; using sunlight to change carbondioxide into nutrients and giving off oxygen
  9. 16. lots of water here; alligators, crocidiles and snakes live here
Down
  1. 2. a layer of gasses above the earth; protects us from the sun's heat
  2. 3. to take action to protect something or someone
  3. 4. to protect something (animal or plant)
  4. 6. to give up your time to do a job and do not get paid
  5. 7. where it is wet and moist all the time; lots of animals and plants live here
  6. 10. you drink out of it; windows are made of it
  7. 15. where animals and plants are protected