Unit 5 and 6

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Across
  1. 3. the minimum amount to sustain life
  2. 5. Canada and the Western US
  3. 6. The exchange of plants, animals, diseases, and technologies between the Americas and the rest of the world following Columbus's voyages.
  4. 9. Griffen Ford Model Traditional and modern centers next to each other
  5. 11. system the system of growing a different crop in a field each year to preserve the fertility of the land
  6. 12. Revolution tools and equipment were modified, methods of soil preparation, fertilization, crop care, and harvesting improved the general organization of agriculture made more efficient
  7. 15. prevented some deforestation and habitat loss by increasing yields on cultivated land
  8. 18. diseases like malaria and small pox traveled from ____ to _____
  9. 20. farming
  10. 22. Agricultural revolution that increased production through improved seeds, fertilizers, and irrigation; helped to support rising Asian populations.
  11. 23. Built for protection and had slow growth
  12. 24. Uses many inputs
  13. 26. Concentric zone or sector most common
  14. 27. Mcgee Model centered around a former colonial port
Down
  1. 1. Development that attempts to focus dense residential and retail development around stops for public transportation, a component of smart growth.
  2. 2. use of little labor and capital to increase agricultural productivity
  3. 4. - increased crop yields and saved millions of people from starvation in India and Pakistan
  4. 6. Revolution soil erosion, biodiversity loss, ground and surface water contamination
  5. 7. Legislation and regulations to limit suburban sprawl and preserve farmland.
  6. 8. a set of principles that supports sustainable urban designs
  7. 10. The switch from nomadic lifestyles to a settled agricultural lifestyle is this revolution.
  8. 13. societies A nomadic people who live chiefly by hunting, fishing, and harvesting wild food.
  9. 14. end the open field system in England and thus begin the agricultural revolution
  10. 16. based around a central place or worship
  11. 17. Having enough to sell
  12. 19. A form of commercial agriculture in which livestock graze over an extensive area.
  13. 21. the process of building up underused lands within a city
  14. 25. The process of supplying water to areas of land to make them suitable for growing crops.