A global transition to ferruginous conditions in the early Neoproterozoic oceans

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Guilbaud, R; Poulton, SW; Butterfield, NJ; Zhu, M; Shields-Zhou, GA;
  • Publisher: Nature Publishing Group

Eukaryotic life expanded during the Proterozoic eon1, 2.5 to 0.542 billion years ago, against a background of fluctuating ocean chemistry2, 3, 4. After about 1.8 billion years ago, the global ocean is thought to have been characterized by oxygenated surface waters, with... View more
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