Across
- 2. Cut down or collected for a useful purpose.
- 5. The natural process of breaking down after something dies.
- 6. To take something in, such as CO₂.
- 7. The process plants use to make sugar using sunlight, water and CO₂.
- 10. A plant or animal that naturally belongs in a particular place.
- 11. dioxide The gas represented by CO₂ that plants absorb during photosynthesis.
- 12. A type of tree mentioned in the text that grows quickly in New Zealand.
Down
- 1. The variety of living things in an environment.
- 3. To let something out, such as CO₂.
- 4. An element that is stored in plants, animals, soil and the atmosphere.
- 6. The layer of gases surrounding Earth.
- 8. Wood from trees that is used to make things.
- 9. Something that absorbs and stores more carbon than it releases.