Across
- 2. under threat of extinction
- 3. to over-exploit resources
- 7. absorbs harmful ultraviolet radiation
- 9. efforts to protect wildlife & resources
- 11. acontamination
- 12. population of zero
- 15. the destruction of woodland
- 16. where an animal lives
- 17. dense forest in tropical area/ heavy rainfall
Down
- 1. large habitat are divided into smaller ones
- 4. to use or take advantange of
- 5. a breed of animal
- 6. a type of renewable energy
- 8. interaction of organisms and environment
- 10. coal and gas for example
- 13. a protected green area
- 14. variety of plants & animal species