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 ˈjun jən 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

See Examples For:

International Union for Conservation of Nature

They are listed as near-threatened on the International Union for Conservation of Nature Red List of Threatened Species.

From BBC ● Jun. 28, 2026

Forty-four percent of the world's coral species face extinction, mainly due to climate change, the International Union for Conservation of Nature estimated in 2024.

From Barron's ● May 7, 2026

In 2024, the International Union for Conservation of Nature reclassified the species as "near threatened."

From Science Daily ● Mar. 12, 2026

Today there are 415,000, according to the International Union for Conservation of Nature.

From The Wall Street Journal ● Jan. 30, 2026

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 ● Dec. 18, 2025