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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.
Currently, there are more than 163,000 species on The IUCN Red List, with more than 45,300 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 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.
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. [1]
A Lista Vermelha da União Internacional para a Conservação da Natureza e dos Recursos Naturais das espécies ameaçadas, também conhecida como Lista Vermelha da IUCN ou, em inglês, IUCN Red List ou Red Data List, foi criada em 1964 e constitui um dos inventários mais detalhados do mundo sobre o estado de conservação mundial de várias ...
IUCN Red List maps. Tweet. Explore and discover Red List species ranges and observations.
The IUCN Red List of Threatened Species™ is the global standard for assessing the risk of extinction that individual species of animal, fungus, and plant face. But we also need an optimistic vision of species conservation that presents a road map for recovery.
4 de out. de 2008 · What is The IUCN Red List of Threatened Species? What information is included for each species? How is The IUCN Red List compiled? What species are included in The IUCN Red List?
The IUCN Red List Categories and Criteria have several specific aims: to provide a system that can be applied consistently by different people; to improve objectivity by providing users with clear guidance on how to evaluate
