Across
- 2. Gases released into the air, often from factories
- 4. A recyclable material made from trees
- 8. Decayed food and plants used to make soil richer
- 9. Hard, shiny materials like aluminium that can be recycled
- 11. A large area where rubbish is buried
- 12. The world around us — air, water, plants, and animals
- 14. Power used to make or move things
- 17. The wrapping or container used to protect products
- 18. Natural materials we use from the Earth
- 19. Substances things are made from
Down
- 1. Able to break down naturally over time
- 3. Can be collected and processed for reuse
- 5. Harmful substances released into the environment
- 6. Use something again instead of throwing it away
- 7. Cut down on how much waste we make
- 10. A common material made from oil, often difficult to decompose
- 13. Made from natural materials, not artificial ones
- 15. Turn waste materials into something new
- 16. Material that is no longer wanted or needed
- 20. Able to be maintained without harming the environment