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GGH1503 SUMMARY NOTES CHAPTER 10
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- University Of South Africa (Unisa)
GGH1503 SUMMARY NOTES CHAPTER 10
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Sustaining Terrestrial Biodiversity:The Ecosystem Approach
Chapter 10
,Core Case Study: Reintroducing
Gray Wolves to Yellowstone
Around 1800
1850–1900: decline due to human activity
U.S. Endangered Species Act: 1973
1995–1996: relocation of gray wolves to
Yellowstone Park
2008: Gray wolf no longer protected
,10-1 What Are the Major Threats
to Forest Ecosystems? (1)
Concept 10-1A Forest ecosystems provide
ecological services far greater in value than the
value of raw materials obtained from forests.
Concept 10-1B Unsustainable cutting and
burning of forests, along with diseases and
insects, are the chief threats to forest
ecosystems.
, 10-1 What Are the Major Threats
to Forest Ecosystems? (2)
Concept 10-1C Tropical deforestation is a
potentially catastrophic problem because of the
vital ecological services at risk, the high rate of
tropical deforestation, and its growing
contribution to global warming.
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