Across
- 4. Increase in global temperatures
- 6. Chemical reaction in living things - turns food into energy
- 9. Another element that is recycled in nature
- 10. Breakdown of dead plants and animals
- 11. Coal, oil and gas
Down
- 1. Gas that makes up 0.04% of atmosphere
- 2. How carbon moves between plants and animals
- 3. An element essential for life
- 5. Carbon dioxide dissolves in the ocean causing this
- 7. Uses sunlight, carbon dioxide and water to make glucose
- 8. Another word for burning