Across
- 3. biodiversity
- 4. cold
- 6. worldwide
- 7. erosion
- 9. downpour
- 11. world
- 12. flood
- 15. hot
- 17. pollution
- 19. nature
- 20. rain
- 22. snow
- 23. cool
- 25. clouds
- 26. hurricane
- 27. fog
- 28. ice
Down
- 1. issue
- 2. drought
- 5. storm
- 8. earthquake
- 10. recycling
- 13. trees
- 14. hail
- 16. sunny
- 18. avalanche
- 21. waste
- 22. mist
- 24. earth