Across
- 3. Everything around us.
- 6. the world we live in
- 8. Material used for bottles, bags, etc.
- 10. the process of removing the trees from an area of land.
- 11. unwanted or unused material.
Down
- 1. to turn old things into new things.
- 2. Chemicals that kill harmful insects or plants.
- 4. a plant made of wood, with a trunk and leaves.
- 5. Dirty or harmful materials in nature.
- 7. to give and old thing another purpose.
- 9. liquid we need to live.