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https://www.gurumed.org/2018/07/31/ha...ne-sommes-pas-prs-de-terraformer-mars
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http://www.nationalgeographic.fr/espa...en-de-sauver-lhumanite-aller-sur-mars
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http://www.generation-nt.com/vers-ter...espece-humaine-actualite-1868332.html
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