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http://www.actu-environnement.com/ae/...paris-climat-scientifiques-25873.php4
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http://www.futura-sciences.com/magazi...-ans-si-emissions-co2-diminuent-48093
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https://www.huffingtonpost.fr/entry/2...sur-terre_fr_5d8791fee4b0957256b8744d
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