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Chapter 12

Chapter 12. Sustaining Biodiversity: The Species Approach. Chapter Overview Questions. How do biologists estimate extinction rates, and how do human activities affect these rates? Why should we care about protecting wild species? Which human activities endanger wildlife?

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Sustaining Biodiversity: The Species Approach

Sustaining Biodiversity: The Species Approach. Chapter 8. Section 8-1. What role do humans play in the extinction of species?. Extinctions are natural but sometimes they increase sharply. The disappearance of species can weaken or break some of the connections in the ecosystem .

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Pelican island - PowerPoint PPT Presentation

Chapter 12

Sustaining Biodiversity: The Species Approach