Across
- 2. Native to the regions which they are found
- 5. Permanently frozen ground
- 6. Unfit for use due to the presence of unsafe atoms
- 8. Giving off energy caused by the breakdown of atoms
- 11. Multiple cultures in one society
- 13. Very large plains
- 14. No more living creatures of that species exist
- 15. Very dry with extremely hot daily temperatures
- 17. closely related groups of islands
- 18. Man made artificial water route
- 19. Complete control of the market
Down
- 1. Someone who takes up permanent residence in another country
- 3. A piece of water completely surrounded by water
- 4. Continuous extent of land
- 6. Protection of the environment
- 7. the height above sea level
- 9. the way people live and act
- 10. Fine particles of sand
- 12. Hurricanes that bring heavy rain and flooding
- 16. Giant ocean wave with enormous power