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Scientists work hard to avoid declaring a species extinct

Publié par Clifford Armion le 22/02/2011

Brian Palmer

"As a child in the 1980s, I was convinced that an ecological disaster was imminent. Scattered into my afternoon television programs were commercials about the dangers of soil erosion and acid rain. The scariest of all were ads showing some furry, wide-eyed primate, followed by the warning: "Extinction is forever."

"It was an ominous warning for a kid who didn't quite understand what "forever" meant. (My list of things that lasted forever at that time included tooth brushing and church.) But it got me wondering: How do they know a species is extinct? And who gets to make that call? Is there a Supreme Court for extinction out there?"

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Pour citer cette ressource :

"Scientists work hard to avoid declaring a species extinct", La Clé des Langues [en ligne], Lyon, ENS de LYON/DGESCO (ISSN 2107-7029), février 2011. Consulté le 23/04/2021. URL: http://cle.ens-lyon.fr/anglais/archives/archives-revue-de-presse/scientists-work-hard-to-avoid-declaring-a-species-extinct