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Sustaining Aquatic Biodiversity

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Presentation on theme: "Sustaining Aquatic Biodiversity"— Presentation transcript:

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 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
Pollution Fig p. 655 Invasive species Water levels Cultural eutrophication

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

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