Across
- 1. Production
- 5. Water pollution
- 7. Extinction
- 11. Waste
- 13. Sea level
- 16. Inefficient
- 17. Environment
- 19. Acid rain
- 20. Déforestation
Down
- 2. Irresponsible
- 3. Exhaustion
- 4. fossil fuels
- 6. Pollution of soil
- 8. Nuclear Waste
- 9. Biodiversity
- 10. Polluting
- 12. Air pollution
- 14. Renewable
- 15. Climate change
- 18. Harmful
