Across
- 3. solar
- 5. aluminum
- 8. protect
- 9. carbon
- 12. oil
- 13. spaces
- 16. animals
- 20. electric
- 21. respiratory
- 23. effect
- 25. boxes
- 26. chemical
Down
- 1. combat
- 2. warm
- 4. organic
- 6. recycle
- 7. energy
- 8. panels
- 10. pollute
- 11. roof
- 14. problems
- 15. paper
- 17. vegetables
- 18. car
- 19. tides
- 22. fertilizer
- 24. factory