Unit 7 Reading Study Guide
Focus your reading on the following concepts:
Chapter 13
- Rangeland carrying capacity
- Animal unit months (AUMs)
- Overgrazing
- Drought
- Causes of desertification
- Taylor Grazing Control Act
- Bureau of Land Management (BLM)
- Public grazing permits
- Range wars
- Grazing systems
Chapter 14
- Forest ownership
- U.S. Forest Service
- Multiple-Use Sustained Yield Act
- Sustained yield
- Silvicultural systems: clearcutting, shelterwoods, selective cutting,
strip cutting
- Reforestation
- Bark beetles
- Fire management: firefighting, controlled burns, and "prescribed
natural fire"
- Timber demand
- Wilderness Act
- The wilderness controversy
- National parks
- Value of tropical rainforests
- Causes and effects of tropical rainforest deforestation
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