| 1. | Overexploitation occurs when a resource is consumed at an unsustainable rate.
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| 2. | This fact and the environmental ethics of the tribe discourage overexploitation.
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| 3. | Twelve percent of bird species are threatened to extinction and overexploitation.
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| 4. | Deforestation of the Brazilian Amazon leads to habitat fragmentation and overexploitation.
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| 5. | In many cases, there is serious overexploitation of available water resources.
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| 6. | Other impacts include land clearing for agricultura, overexploitation, and pollution.
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| 7. | Hypotheses include climate change and overexploitation by newly arrived humans.
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| 8. | Some species are at risk from overexploitation as medicinal plants.
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| 9. | Overexploitation of water resources has caused the water-table to drop.
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| 10. | Demand for the roots may lead to the overexploitation of the tree.
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