Across
- 2. Made from natural materials, not artificial ones
- 3. Hard, shiny materials like aluminium or steel that can be recycled
- 6. A common material made from oil, often difficult to decompose
- 7. Gases released into the air, often from factories or cars
- 8. Harmful substances released into the environment
- 10. Use something again instead of throwing it away
- 11. Turn waste materials into something new
- 14. The wrapping or container used to protect products
- 16. Able to break down naturally over time
Down
- 1. The world around us — air, water, plants, and animals
- 4. Able to be maintained without harming the environment
- 5. Substances things are made from
- 8. A recyclable material made from trees
- 9. Can be collected and processed for reuse
- 10. Cut down on how much waste we make
- 12. Decayed food and plants used to make soil richer
- 13. A large area where rubbish is buried
- 15. Natural materials we use from the Earth