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The International Union for Conservation of Nature (IUCN) is an international-level nature conservation organization that is headquartered in Gland, Switzerland. It was founded in 1948 with a mission to "ensure that nature contributes to human well-being, and human well-being contributes to the conservation of nature." The IUCN is a global network of scientists, government agencies, and non-governmental organizations that work together to develop and implement conservation policies and programs.