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Sustaining Aquatic Biodiversity

Sustaining Aquatic Biodiversity. G. Tyler Miller’s Living in the Environment 13 th Edition Chapter 24. Dr. Richard Clements Chattanooga State Technical Community College. Key Concepts. Economic and ecological importance. Effects of human activities.

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Sustaining Aquatic Biodiversity

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  1. Sustaining Aquatic Biodiversity G. Tyler Miller’s Living in the Environment 13th Edition Chapter 24 Dr. Richard Clements Chattanooga State Technical Community College

  2. Key Concepts • Economic and ecological importance • Effects of human activities • Protecting and sustaining aquatic diversity • Protecting and sustaining fisheries • Protecting and restoring wetlands

  3. The Importance of Aquatic Biodiversity • Coral reefs • Estuaries • Deep ocean floor • Food items Fig. 24-2 p. 636 • Many chemicals • Medicines and drugs

  4. Human Impacts on Aquatic Biodiversity • Species loss and endangerment • Marine habitat loss and degradation • Freshwater habitat loss and degradation • Overfishing • Nonnative species • Pollution and global warming

  5. Protecting and Sustaining Marine Biodiversity • Protect endangered and threatened species • Establish protected areas • Integrated coastal management • Regulating and preventing ocean pollution • Sustainable management of marine fisheries

  6. Managing and Sustaining the World’s Marine Fisheries • Fishery regulations • Economic approaches • Bycatch reduction • Protected areas See Spotlight p. 650 • Nonnative species • Consumer information • Aquaculture

  7. Protecting, Sustaining, and Restoring Wetlands Fig. 24-12 p. 653 • Regulations • Mitigation banking • Land use planning • Wetlands restoration • Control of invasive species See Individuals Matter p. 652

  8. Protecting, Sustaining, and Restoring Lakes Fig. 24-13 p. 655 • Pollution • Invasive species • Water levels • Cultural eutrophication

  9. Protecting, Sustaining, and Restoring Rivers Fig. 24-14 p. 656 • Pollution • Disruption of water flow • Loss of biodiversity • Invasive species

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