Across
- 2. reptile
- 5. wind
- 6. geography
- 8. deforestation
- 9. snow
- 11. to rain
- 13. to threaten
- 17. to raise awareness
- 20. desert
- 21. star
- 22. tree
- 23. moon
- 27. mammal
- 30. fauna
- 32. horse
- 34. amphibian
- 37. species
- 38. to promote
- 40. sea
- 41. forest
- 44. change
- 46. to respect
- 47. rain
- 48. waterfall
- 51. pig
- 52. ecology
- 53. birds
Down
- 1. pollution
- 3. insect
- 4. to recycle
- 7. drought
- 10. ecosystems
- 12. valley
- 14. nature
- 15. earth
- 16. fish
- 18. lightning
- 19. catastrophes
- 24. weather
- 25. eagle
- 26. to exhaust
- 28. river
- 29. universe
- 31. hole
- 33. lake
- 35. mountain
- 36. energy
- 39. cloudy
- 42. sun
- 43. to snow
- 45. island
- 49. air
- 50. to report