Search results
Results from the WOW.Com Content Network
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 series of Regional Red Lists, which assess the risk of extinction to species within a ...
The IUCN Red List of Threatened Species by the International Union for Conservation of Nature is the best known worldwide conservation status listing and ranking system. . Species are classified by the IUCN Red List into nine groups set through criteria such as rate of decline, population size, area of geographic distribution, and degree of population and distribution fragmenta
The organization is best known to the wider public for compiling and publishing the IUCN Red List of Threatened Species, which assesses the conservation status of species worldwide. [4] IUCN has a membership of over 1,400 governmental and non-governmental organizations from over 170 countries.
The Red List Index (RLI), based on the IUCN Red List of Threatened Species, is an indicator of the changing state of global biodiversity. It defines the conservation status of major species groups, and measures trends in extinction risk over time. By conducting conservation assessments at regular intervals, changes in the threat status of ...
This list is of Red Lists, Red Data Books, and related initiatives that assess and document the extinction risk of species, whether on an international or more local level (regional Red Lists). The IUCN has published a set of Guidelines for Application of the IUCN Red List Criteria at Regional and National Levels and at least 113 countries have ...
The IUCN Red List of Ecosystems criteria and categories have been used in different contexts. There are examples of local, national and continental application. [22] Some countries, like Finland, have adopted these guidelines as an official system to assess risk to ecosystems. [23] [24]
IUCN protected area categories, or IUCN protected area management categories, are categories used to classify protected areas in a system developed by the International Union for Conservation of Nature (IUCN). [1][2] The enlisting of such areas is part of a strategy being used toward the conservation of the world's natural environment and ...
The IUCN Red List of Threatened Species is the best-known worldwide conservation status listing and ranking system. [ 8 ] Over 50% of the world's species are estimated to be at risk of extinction, [ 9 ] but the frontier between categories such as 'endangered', 'rare', or 'locally extinct' species is often difficult to draw given the general ...