Across
- 2. Emission of contaminants in nature
- 4. Diversity of living species
- 8. Put in the ground
- 9. Material from petroleum
- 10. Animal family
- 13. Earth
- 15. Force of elements, production
- 16. Regular behaviors
- 20. Cut a lot of trees
- 22. Do not eat meat
- 23. Generate electricity with sun
- 24. Improve knowledge
- 25. $0.05 for cans
- 26. Give a second life
- 27. Eliminate to use of paper
- 28. Long-term vision
Down
- 1. Organic matter to nourish soil
- 3. Excessive consumption
- 5. No chemical fertilizers, pesticides
- 6. Create electricity with water
- 7. Effect, significant consequence
- 11. Material to protects for transport
- 12. Area to bury waste
- 14. unwanted or unusable materials
- 15. Geological and climatic system
- 17. Space to grow vegetables
- 18. Create new product with waste
- 19. Converts wind power
- 21. Use with reserve