Desafios Mundiales

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Across
  1. 1. typhoon
  2. 4. hunger
  3. 5. allergies
  4. 7. danger
  5. 9. urban
  6. 10. key
  7. 11. innovative
  8. 15. source
  9. 16. poverty
  10. 17. recycling
  11. 18. to optimize
  12. 19. earth
Down
  1. 2. fire
  2. 3. to develop
  3. 6. volcano
  4. 8. worldwide
  5. 12. although
  6. 13. challenge
  7. 14. green
  8. 17. to breathe