Vocabulario Crossword

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Across
  1. 4. cloud
  2. 5. government
  3. 7. whale
  4. 10. grass
  5. 12. ecologist
  6. 13. hunt
  7. 15. develop
  8. 17. stone
  9. 19. desert
  10. 20. avoid
  11. 21. flower
Down
  1. 1. plant
  2. 2. pollute
  3. 3. law
  4. 6. star
  5. 8. lake
  6. 9. to improve
  7. 11. recycle
  8. 14. protect
  9. 16. nature
  10. 18. to destroy