Biodiversity
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13 terms
Terms | Definitions |
|---|---|
 biodiversity | the variety of organisms in a given area, the genetic variation within a population, the variety of species in a community, or the variety of communities in an ecosystem. |
| Biodiversity Treaty | an international agreement aimed at strengthening national control and preservation of biological resources; associated with the UN Conference on Environment and Development (UNCED or Earth summit) in 1992. |
| ecotourism | a form of tourism that supports the conversation and sustainable development of ecologically unique areas |
| endangered species | a species that has been identified to be in danger of extinction throughout all or a significant part of its range, and that is thus under protection by regulations or conservation measures |
| Endangered Species Act | an act that the U.S. Congress passed in 1973 to protect any plant or animal species in danger of extinction |
| endemic species | a species that is native to a particular place and that is found only there |
| exotic species | a species that is not native to a particular region |
| gene | a segment of DNA that is located in a chromosome and that codes for a specific hereditary trait |
| germ plasm | hereditary material (chromosomes and genes) that is usually contained in the protoplasm of germ cells |
| habitat conservation plan | a land-use plan that attempts to protect threatened or endangered species across a given area by allowing some tradeoffs between harm to the species and additional conservation commitments among cooperating parties. |
| keystone species | a species that is critical to the functioning of the ecosystem in which it lives because it affects the survival and abundance of many other species in its community. |
| poaching | the illegal harvesting of fish, game, or other species |
| threatened species | a species that has been identified to be likely to become endangered in the foreseeable |
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