World Cultures

2. Variety of species in an ecosystem
6. Permanently frozen ground
10. Dry area with extremely high temperatures
11. Protection of the environment
13. Fine particles of soil
14. The height above sea level.
15. An area where a river deposits sediments as it empties into a body of water
17. Hurricanes that bring heavy rain and flooding
18. Continuous extent of land

1. A piece of land completely surrounded by water.
3. Process of redirecting water to crops using channels.
4. business of trading goods and services
5. Flat land found in arctic and subarctic regions
7. Complete control of the market.
8. A piece of land almost surrounded by water or projecting out into a body of water.
9. A man-made artificial water route.
11. the way people live and act
12. Inactive for long periods of time
16. A giant ocean wave with enormous power
19. Very large plains