Chapter 8 Vocab

2. the sum of factors within a population that reduce the ability of an environment to support the population, therefore resulting in migration or population decline
4. Exchange The exchange of diseases, ideas, food crops, and populations between the New World and the Old World following the voyage to the Americas by Christopher Columbus in 1492
6. “cold land” Land at 6,000-10,000 feet Winter frosts are common here, and potatoes and barley
8. “frozen land.” Land above the treeline which is an area of permanent ice and snow
9. a method of harvesting or using a resource so that the resource is not depleted or permanently damaged
10. a group or chain of islands
13. in Latin America, small farms that produce food chiefly for family use
14. local form of a language used in a particular place or by a certain group
18. planting young trees or seeds on lands where trees have been cut or destroyed
19. a narrow strip of land connecting two larger land areas
20. a widely used method of growing food in which wild or forested land is clear cut and any remaining vegetation burned

1. rural farmers and workers
3. the action or process of forming or depositing sediment
5. a dialect used in everyday speech that blends elements of several languages
6. “temperate land,” at elevations 2,500-6,000 feet and is the most densely populated.
7. “hot land,” which includes elevations < 2,500 feet
11. family ruled by a woman such as a mother, grandmother, or aunt
12. biological diversity in an environment as indicated by numbers of different species of plants and animals
15. the practice and business of recreational travel based on concern for the environment
16. a business that employs workers in their homes
17. in Latin America, large agricultural estates owned by families or corporations