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Where did the Earth draw its waters from?

Planet Earth Below the Surface

Numéro de notice

3364

Durée

00:03:00

Année de production

2008

Versions

SD
4/3
Couleur
Sonore

Résumé

Today the oceans cover 71% of the Earth's surface. But this was not always so! At the beginning of its history, the Earth was probably a dry planet. So, where did all this water come from?
Francis Albarède, a geochemist at the Earth Sciences Laboratory in Lyon, gives us his hypothesis.

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