Across
- 5. "Temperate land"
- 10. "River of Silver"
- 12. Flows about 4,000 miles through heart of south america
- 13. Snow and Ice
- 14. "High Plain"
- 15. World's largest expanse of rain forest blankets
- 17. several ranges that run parallel to one and another
- 18. south america's inland grasslands
Down
- 1. electricity generated from moving water
- 2. Human Made
- 3. "Hot land"
- 4. Areas of vegetation
- 6. "Cold land"
- 7. Part of the mexico/US border
- 8. A vast area spanning several climate and vegetation zones
- 9. A steep slope
- 11. Grasses, no trees
- 16. Dense layer of leaves