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Published byMarilyn Scott Modified over 9 years ago
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Science Behind Sustainable Seafood Lesson 1: Tragedy of the Commons Alaska Fisheries Science Center
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What is a natural resource? Something provided by nature that humans can use. U.S. Department of Commerce | National Oceanic and Atmospheric Administration | NOAA Fisheries | Page 2 Name some natural resources, what do we do with them? Trees Oil Coal Water Fish Paper, lumber Gasoline Electricity, heat Beverages Seafood
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What happens when everyone tries to use these resources? U.S. Department of Commerce | National Oceanic and Atmospheric Administration | NOAA Fisheries | Page 3 What would happen to a forest? What would happen to oil reserves? What would happen to the water? What would happen to the fish?
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There is less! U.S. Department of Commerce | National Oceanic and Atmospheric Administration | NOAA Fisheries | Page 4 Original amount
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Difference between a renewable resource and a non-renewable or finite resource? Examples? U.S. Department of Commerce | National Oceanic and Atmospheric Administration | NOAA Fisheries | Page 5 Renewable Trees Fish Water – water cycle Non-renewable Coal Oil Fresh Water – lost to evaporation, locked in ocean
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What happens if we allow a resource to be over- extracted? U.S. Department of Commerce | National Oceanic and Atmospheric Administration | NOAA Fisheries | Page 6
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This is called the tragedy of the commons? What real or possible events that could be considered a tragedy of the commons? U.S. Department of Commerce | National Oceanic and Atmospheric Administration | NOAA Fisheries | Page 7
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How could you avoid over-extraction of a natural resource? U.S. Department of Commerce | National Oceanic and Atmospheric Administration | NOAA Fisheries | Page 8
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How can we avoid over-extraction of fish or overfishing? U.S. Department of Commerce | National Oceanic and Atmospheric Administration | NOAA Fisheries | Page 9
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Laws, science and teamwork or community! U.S. Department of Commerce | National Oceanic and Atmospheric Administration | NOAA Fisheries | Page 10
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Example of community based management Watch video on the webpage of the Port Orford, OR Ocean Resource Team http://www.oceanresourceteam.org/ U.S. Department of Commerce | National Oceanic and Atmospheric Administration | NOAA Fisheries | Page 11
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