Environments

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Across
  1. 3. (Home of animals)
  2. 4. energy (Energy from the sun)
  3. 6. energy (Using less electricity)
  4. 8. (Cutting down many trees)
  5. 13. (Trash that is hard to compost)
  6. 17. (Too much water after heavy rain)
  7. 18. dioxide (Gas from cars and factories)
  8. 19. change (Weather changes for a long time)
  9. 20. (Using old things again)
Down
  1. 1. pollution (Dirty water in rivers or seas)
  2. 2. (Many kinds of plants and animals)
  3. 5. layer (Layer that protects Earth from the sun)
  4. 7. (Protecting nature)
  5. 9. (Planting trees again)
  6. 10. pollution (Dirty air from cars and factories)
  7. 11. (Things that make the environment dirty)
  8. 12. energy (Energy from wind)
  9. 14. warming (When the Earth becomes hotter)
  10. 15. animals (Animals that may disappear)
  11. 16. (Place to throw garbage)