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单词 IUCN Red Data Book
释义

IUCN Red Data Book

英语百科

IUCN Red List

The percentage of species in several groups which are listed as      critically endangered,      endangered, or      vulnerable on the 2007 IUCN Red List.
Comparing the number of species in each category of IUCN Red List.

The IUCN Red List of Threatened Species (also known as the IUCN Red List or Red Data List), founded in 1964, is the world's most comprehensive inventory of the global conservation status of biological species. The International Union for the Conservation of Nature (IUCN) is the world's main authority on the conservation status of species. A series of Regional Red Lists are produced by countries or organizations, which assess the risk of extinction to species within a political management unit.

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