ENVIRONMENT

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Across
  1. 3. The domain of Water
  2. 11. Human component that helps to study
  3. 12. Theme of our environmental day.
  4. 15. Modify the environment for his needs
  5. 16. Hard top layer of the Earth crust
Down
  1. 1. Manmade component connects places
  2. 2. How earth holds the atmosphere
  3. 4. Exchange of goods with no money
  4. 5. interaction of all living organism
  5. 6. protects the harmful rays of sun
  6. 7. world environment day
  7. 8. Thin layer of air
  8. 9. Narrow zone where 3 elements meet
  9. 10. Natural component helps to breath
  10. 13. Environment is __ and manmade
  11. 14. Basic life support