Across
- 4. atmosphere
- 8. species
- 11. hole
- 12. seals
- 16. shortage
- 18. ozone layer
- 21. to throw (out)
- 22. aerosols
- 24. factories
- 27. endangered
- 28. global warming
Down
- 1. to recycle
- 2. whales
- 3. solar
- 5. bald eagle
- 6. natural resources
- 7. chemical
- 9. use (n)
- 10. waste
- 13. to pollute
- 14. to affect
- 15. to exhaust, use up
- 17. polluted
- 19. to damage
- 20. plastic
- 23. glass
- 25. to conserve
- 26. metal