Across
- 2. What we breathe.
- 5. Powers everything.
- 6. Comes from trees.
- 8. Our planet.
- 10. Clear and breakable.
- 12. Goes in the bin.
- 13. Gives us oxygen.
- 14. Food waste for soil.
Down
- 1. Essential for life.
- 3. Turn old into new.
- 4. Holds waste.
- 7. Use again.
- 9. Can be recycled.
- 11. Colour of nature.
- 15. Shiny and strong.