Across
- 3. puro- clean air
- 4. drought
- 5. to vote
- 9. earthquake
- 10. invernadero- greenhouse effect
- 12. nonrenewable
- 14. planet
- 15. to harm
- 17. deforestation
- 18. to diminish, to decrease
- 19. pollution,contamination
- 21. biodiversity
- 22. natural- natural resourse
- 23. to forment, to support
- 25. erosion
- 26. to protect
- 28. to value
- 29. ground,soil
Down
- 1. climate
- 2. to destroy
- 6. oil
- 7. smog
- 8. to reuse
- 11. flood medio ambiente- environment
- 12. responsibility
- 13. de ozono- ozone layer
- 16. en peligro de extincion- endangered species
- 20. invention
- 21. garbage container
- 24. to breath
- 27. risk