IUCN
IUCN The International Union for Conservation of Nature and Natural Resource (IUCN) plays a pivotal role in global biodiversity conservation by providing authoritative assessments and frameworks that guide environmental policy and scientific research. Established as a global authority, the IUCN’s primary contribution is its Red List of Threatened Species, which categorizes species based on their extinction risk. This categorization helps prioritize conservation efforts, informs sustainable development policies, and supports ecosystem management strategies worldwide. The Red List operates on a rigorous scientific methodology that evaluates species against criteria such as population size, rate of decline, geographic range, and degree of population fragmentation. These criteria place species in categories ranging from Least Concern to Critically Endangered, with some species classified as Extinct or Extinct in the Wild. This systematic approach provides a standardized language for conser...