Across
- 9. a society's aspects
- 10. liquid to gas
- 13. machine used to convert manure to energy
- 15. to originate from
- 17. hunting to drive animals into a specific area
Down
- 1. excessive grazing
- 2. traps heat
- 3. production of something
- 4. abnormally dry
- 5. to be maintained
- 6. to prey
- 7. collective habitats
- 8. dried out by heat
- 11. particular area is pollution free
- 12. to regulate something
- 14. engery not depleted when used
- 16. to move from one place to another