RECENT LEARNING

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Across
  1. 1. Fertile South American lowlands, covering parts of Argentina, Uruguay, and Brazil.
  2. 3. The uppermost trees or branches of a forest, forming a more or less continuous layer of foliage.
  3. 6. A low-income informal settlement in Brazil.
  4. 8. The act of freeing someone from control or slavery.
  5. 11. The often uncharted areas beyond a coastal district or a river's banks.
  6. 12. Natural resistance to disease (which many indigenous people lacked during colonization).
  7. 14. & Economy
  8. 16. The world’s largest river by discharge volume, located in South America.
  9. 17. The activity or business of felling trees and cutting and preparing the timber.
  10. 20. River: Longest river in Africa (often compared to the Amazon).
  11. 23. Zones: The parts of the Earth's surface between the Arctic Circle and the Tropic of Cancer or between the Antarctic Circle and the Tropic of Capricorn.
  12. 24. The largest country in both South America and Latin America.
  13. 26. Island: An archipelago famous for its unique species and Darwin’s studies.
  14. 28. & Colonialism
  15. 29. A long, steep slope, especially one at the edge of a plateau or separating areas of land at different heights.
  16. 30. Required by law or a rule; obligatory (e.g., education or voting).
  17. 32. A smaller river or stream that feeds into a larger one.
  18. 33. A Spanish colonial system that forced Native Americans to work for settlers.
Down
  1. 2. A flat, elevated landform that rises sharply above the surrounding area on at least one side.
  2. 4. Fuels: Natural fuels such as coal or gas, formed in the geological past from the remains of living organisms.
  3. 5. People who are native to a particular region.
  4. 7. Forest: A luxuriant, dense forest rich in biodiversity, found typically in tropical areas with consistently heavy rainfall.
  5. 9. The region of the Earth surrounding the Equator.
  6. 10. The height of a place above sea level.
  7. 11. A large estate or plantation with a dwelling house.
  8. 13. The most popular sport in South America.
  9. 15. City: The core, often older, part of a city or town.
  10. 18. and Burn: An agricultural method that involves the cutting and burning of plants in a forest or woodland to create a field.
  11. 19. Naturally occurring inorganic substances found in the earth (like iron ore).
  12. 21. Area: A region consisting of a densely populated urban core and its less-populated surrounding territories.
  13. 22. Crops: Crops produced for their commercial value rather than for use by the grower.
  14. 24. A depression, or dip, in the Earth’s surface; the area drained by a river.
  15. 25. A tax on imported goods.
  16. 27. Precious or semi-precious stones.
  17. 31. Winds: Reliable winds that blow east to west just north and south of the equator.
  18. 34. A person of European descent born in the West Indies or Spanish America.