Across
- 2. made from trees.
- 3. use less.
- 5. material derived from animal or vegetable matter.
- 7. unwanted things we throw away.
- 8. use it again.
- 9. items we wear.
- 10. the introduction of harmful materials into the environment.
- 11. essential fluid we drink every day.
- 12. convert waste into reusable material.
- 14. our surroundings.
Down
- 1. able to be broken down by tiny organisms.
- 4. we only have one.
- 6. stiff, thick paper.
- 7. made from oil.
- 13. recyclable metal tins.