Across
- 2. coal, oil, etc (plural)
- 4. ideal, perfect
- 8. great in size or number
- 9. a serious condition caused by the body overheating
- 12. variety of different types of biological species
- 15. a period when animals sleep in winter
- 16. limited materials that will eventually run out
- 18. steady rise in average world temperatures
- 20. types of animals/plants which are in danger of no longer existing
- 21. able to recover quickly from a difficult condition; hardy, tough
- 22. close to the point of something happening
Down
- 1. a long period without rainfall
- 3. the result or consequence of something
- 5. gases released by vehicles, cars, homes
- 6. no longer existing
- 7. warming of the Earth's surface caused by pollution
- 10. to deal with, to cope with something
- 11. someone/something responsible for a crime
- 13. confusing, baffling
- 14. to rise suddenly
- 17. home
- 19. suffering from illness