Lec_25_Intro to Renew Natural Resources_03_23_09

Lec_25_Intro to Renew Natural Resources_03_23_09 -...

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Introduction to Renewable Natural Resources
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Plato: Human intellect ponders a physical reality (nature) to which the intellect is not connected.
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Aristotle: There exists a fundamental connection between thinker – intellect – and the physical reality that the thinker ponders.
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Only a mountain has lived long enough to listen objectively to the howl of a wolf. Aldo Leopold, Sand County Almanac
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Principal Issues in Renewable Natural Resources 1. sustainability: management approaches 2. conservation vs. preservation: wise use 3. rights of nature
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Maximum Sustainable Yield: the highest rate at which a renewable resource can be used without reducing its supply.
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Maximum Economic Yield: the rate of resource use that maximizes the difference between production (revenue) and harvest costs.
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Optimum Yield: maximum sustainable yield as modified by any relevant economic, social or ecological factor.
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Principal Issues in Renewable Natural Resources 1. sustainability: management approaches 2. conservation vs. preservation: wise use 3. rights of nature
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McEvoy, A.F.
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Lec_25_Intro to Renew Natural Resources_03_23_09 -...

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