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What criteria does the IUCN use to develop its Red List?
Assessors place species into one of the IUCN Red List Categories, based on a series of assessment criteria. For each species, The IUCN Red List provides information about its range, population size, habitat and ecology, use and/or trade, threats and conservation actions.
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What is IUCN status Upsc?
What is IUCN classification? The IUCN classifies species on the basis of their extinction/conservation status as extinct (EX), extinct in the wild (EW), critically endangered (CR), endangered (EN), vulnerable (VU), near threatened (NT), least concern (LC), data deficient (DD) and not evaluated (NE).
What do you mean by IUCN Red List?
The IUCN Red List is a critical indicator of the health of the world’s biodiversity. Far more than a list of species and their status, it is a powerful tool to inform and catalyse action for biodiversity conservation and policy change, critical to protecting the natural resources we need to survive.
What are the 9 categories of the IUCN Red List?
EXTINCT (EX) A taxon is Extinct when there is no reasonable doubt that the last individual has died. EXTINCT IN THE WILD (EW) CRITICALLY ENDANGERED (CR) ENDANGERED (EN) VULNERABLE (VU) NEAR THREATENED (NT) LEAST CONCERN (LC) DATA DEFICIENT (DD)
What are the 5 criteria for listing an endangered species?
present or threatened destruction, modification, or curtailment of its habitat or range; over-utilization of the species for commercial, recreational, scientific, or educational purposes; disease or predation; inadequacy of existing regulatory mechanisms; and.
What 5 quantitative criteria does the IUCN system use to assess the risk of extinction of a species?
Each species assessed is assigned to one of the following categories: Extinct, Extinct in the Wild, Critically Endangered, Endangered, Vulnerable, Near Threatened, Least Concern and Data Deficient, based on a series of quantitative criteria linked to population trend, population size and structure, and geographic range …
What are the 7 categories of the IUCN Red List?
Extinct. Extinct in the Wild. Critically Endangered. Endangered. Vulnerable. Near Threatened. Least Concerned.
How is IUCN status decided?
The IUCN conservation status records whether animal or plant species is threatened with extinction in their native home. The conservation status is based on up-to-date scientific information by specialist groups. This is published in the IUCN Red List of Threatened Species.
How many species of India are in IUCN Red List?
India, a megadiverse country with only 2.4% of the world’s land area, accounts for 7-8% of all recorded species, including over 45,000 species of plants and 91,000 species of animals.
What are two uses for Red List?
Two uses of the IUCN Red List: It helps in creating awareness about the threat of loss of biodiversity. It also provides a global index of the declination rate and other details about biodiversity.
