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Réchauffement passéUne nouvelle étude sur la plus grande extinction de masse de la Terre, il y a 250 millions d'années, montre ce qui se passe lorsque El Niño s’emballe
Il y a environ 252 millions d'années, le monde s'est soudainement réchauffé. Sur une période géologiquement brève de quelques dizaines de milliers d'années, 90 % des espèces ont disparu.
18 septembre 2024