ENVIRONMENTAL ISSUES
Across
- 3. ...is not a haux
- 4. the sum of greenhouse gas emissions produced by you
- 9. are likely to become extinct
- 11. supporting long-term ecological balance
- 14. ...are currently the world's primary energy source.
- 15. all plants, anmials, living beings
- 16. convert waste into reusable material
- 17. CO2
Down
- 1. one of the greatest threats to biodiversity is
- 2. person who works to protect the natural world
- 5. rising temperatures
- 6. cut down trees
- 7. variety of life
- 8. describes the warming of the Earth's surface
- 10. solar panels
- 12. air,water
- 13. ...are a green sustainable alternative to fossils