International Union for Conservation of Nature

[ in-ter-nash-uh-nl yoon-yuhn fer kon-ser-vey-shuhn uhv ney-cher ]

Phonetic (Standard)IPA

noun

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 ( def ). : IUCN

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Word History and Origins

Origin of International Union for Conservation of Nature¹

First recorded in 1945–50

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Example Sentences

Examples have not been reviewed.

In 2016, the International Union for Conservation of Nature published a report that focused on de-extinction and defined it as “bringing back a proxy of an extinct species that resembles it in some way, phenotypically, physiologically, ecologically,” Shapiro said.

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Sunflower stars landed on the International Union for Conservation of Nature’s critically endangered list in 2020.

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“It’s like walking north on a southbound train,” said Heidi Weiskel, director of the International Union for Conservation of Nature.

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The greater flamingo, or Phoenicopterus roseus to use its scientific name, is listed as a threatened species by the International Union for Conservation of Nature.

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It is an endangered species or three steps away from extinction and its numbers are decreasing, according to the International Union for Conservation of Nature and Natural Resources.

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international temperature scale international unit

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