Term
| 7 population Management Techniques |
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Definition
-Provides resources
-Controls threat of overexploitation
-Determine sustainable level harvest/exploitation
-Methods to reduce exploitation levels
- Limit indirect mortality from humans
- Limit indirect impacts of natural enemies
- Direct intervention on behalf of the endangered species |
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Term
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Definition
| Taking eggs from parents, forcing them to re-lay new clutch earlier than would if rearing eggs to fledging |
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Term
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Definition
| using other animals as parents. Whooping crane imprinted on ultra-lite plane |
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Term
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Definition
| protecting offspring in early stages (ex: sea turtles) |
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Term
| 3 Stages of the Endangered Species Act 1973 |
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Definition
1) Listing
a. determining spp. status
b. critical habitat
2) Protecting the species
a. no jeopardy- can't put pop. at risk
b. "Take"
3) Recovery -> species specific management plans
-> de-listing |
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Term
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Definition
| query citizens as to how much they would pay to achieve conservation goals |
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Term
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Definition
| the value a species might have to humans |
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Term
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Definition
| the value attributed to them just because they exist. How much would people pay just to keep them in existence. |
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Term
| Five economic problems of Bio-D |
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Definition
1. Common-access resources
2. Implicit costs often fall on the few, often disadvantaged
3. Quick profit at expense of sustainable yield
4. Do conservation benefits outweigh costs?
5. Economic activity often far removed from environmental |
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Term
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Definition
| one with constant stocks of people and artifacts maintained at some socially desired, sufficient levels by minimally low rates of maintenance |
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Term
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Definition
| a form of economic development that meets the needs of the present without compromising the ability of future generations to meet their own needs |
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