Download - Va-t-on manquer de sable ? (rediff)

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Choses à Savoir PLANETE

Science:Nature

Va-t-on manquer de sable ? (rediff)

2021-07-05

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Le sable a longtemps été considéré comme une ressource abondante voir illimitée. On estime la quantité de sable sur Terre à 120 millions de milliards de tonnes.

Le sable est d’ailleurs la deuxième ressource naturelle la plus exploitée au monde après l’eau. Pourtant, en 2019, l’ONU tire la sonnette d’alarme...

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