International Union for Conservation of Nature

American  

[in-ter-nash-uh-nl yoon-yuhn fer kon-ser-vey-shuhn uhv ney-cher] / ˌɪn tərˈnæʃ ə nl ˈyun yən fər ˌkɒn sərˈveɪ ʃən əv ˈneɪ tʃər /

noun

1. an international organization dedicated to research and analysis in the field of nature conservation: known as the world’s leading authority on the conservation status of plant and animal species and for its compilation of the IUCN Red List. IUCN

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Etymology

Origin of International Union for Conservation of Nature

First recorded in 1945–50

Example Sentences

At the same time, Prebble said, she hopes that visitors can learn more about newborn primates, which are classified as endangered or critically endangered by the International Union for Conservation of Nature.

From Los Angeles Times

The newborn primates are classified as endangered or critically endangered by the International Union for Conservation of Nature because of dangers the animals face in the wild, including poaching, habitat loss and degradation, as well as disease.

From Los Angeles Times

Globally, about 37 percent of oceanic shark and ray species are now listed as either endangered or critically endangered by the International Union for Conservation of Nature, a database for threatened species.

From Barron's

The International Union for Conservation of Nature red list categorizes lions as vulnerable to extinction.

From Science Daily

They are however classed as endangered on the International Union for Conservation of Nature's Red List of Threatened Species -- primarily due to overfishing of the species which commercial fish farms cannot breed in captivity.

From Barron's