Vocab

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Across
  1. 4. important
  2. 6. certain
  3. 8. destroy by nature
  4. 10. related to speech
  5. 12. single-use
  6. 13. disadvantage
  7. 15. an equilibrium state
  8. 17. not getting wet
Down
  1. 1. activities that hurt environment
  2. 2. Emphasize
  3. 3. new
  4. 5. whole planet
  5. 7. lack of something
  6. 9. a chemical substance that is not good for environment
  7. 11. planting
  8. 14. without obstacles
  9. 16. change