Across
- 1. Made up of thunderstorms that surround the eye
- 3. A broadleaf evergreen forest found in wet and hot regions near the equator
- 6. Nickname for the Amazon Rainforest
- 8. Great destruction or loss of life cased by natural forces rather than by human actions
- 9. Found between the forest floor and the canopy; it is formed form shrubs and smaller trees
- 11. Removing or clearing away trees from a forest
- 12. Using resources in ways that meet the needs of people today without hurting the ability of future generations to meet their own needs
- 17. The process by which carbon and oxygen cycle among plants, people, and animals, and the environment
- 19. A warm ocean current that flows off the west coast of South America every few years, changes weather patterns around the world, and can cause extreme weather
- 20. Bands of dense clouds that swirl around an eyewall
- 21. The scientific study of climate and weather patterns
Down
- 2. The division of land into zones based on elevation
- 4. The variety of plants and animals living in one area
- 5. Severe or unusal weather conditions such as hurricanes, tornadoes, and blizzards
- 7. A severe storm with high winds that spiral around a calm center
- 10. The highest elevation where trees grow on a mountain
- 13. The creation of flat areas on mountain slops for the purpose of farming
- 14. think layer consisting of overlapping tree branches at the very top of the forest
- 15. A calm spot at the center of a storm
- 16. The lowest elevation on mountains where snow remains year-round
- 18. The trading of crops between lowland and highland areas