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The IUCN Red List Categories and Criteria are intended to be an easily and widely understood system for classifying species at high risk of global extinction. It divides species into nine categories: Not Evaluated , Data Deficient , Least Concern , Near Threatened , Vulnerable , Endangered , Critically Endangered , Extinct in the Wild and Extinct .
The IUCN Red List of Threatened Species™ is the world’s most comprehensive information source on the global extinction risk status of animal, fungus and plant species. Open to all, it is used by governmental bodies, non-profit organisations, businesses and individuals. Visit the Red List website. 157,190. species assessed. 44,016.
Dicionário Ambiental. Entenda a classificação da Lista Vermelha da IUCN. Ela classifica o status de conservação das espécies. Na sua última versão, catalogou 63.837 espécies em 9 categorias de risco. 6 de janeiro de 2014 · 10 anos atrás. conservação. espécies ameaçadas. iucn. Name. Email.
Red List Index The Red List Index (RLI) shows trends in overall extinction risk for species, and is used by governments to track their progress towards targets for reducing biodiversity loss. Most species that move between categories on The IUCN Red List (see the section Reasons for Changing Category ) do so because of improved knowledge or ...
Currently, there are more than 157,100 species on The IUCN Red List, with more than 44,000 species threatened with extinction, including 41% of amphibians, 37% of sharks and rays, 36% of reef building corals, 34% of conifers, 26% of mammals and 12% of birds.
The International Union for Conservation of Nature (IUCN) Red List of Threatened Species, also known as the IUCN Red List or Red Data Book, founded in 1964, is an inventory of the global conservation status and extinction risk of biological species.
IUCN Red List of Threatened Species. Guidelines & Brochures — Global. IUCN Red List Categories and Criteria. The IUCN Red List Categories and Criteria are intended to be an easily and widely understood system for classifying species at high risk of global extinction.
