Category Archives: Composition of Earth’s Mantle & Lithosphere

PCIGR’s Matthijs Smit Discovers Possible Link Between Earth’s Crust and Oxygen Cycle

September 2017

Smit original
Matthijs Smit examines ancient rocks from the deep crust in Norway during the summer of 2017.

Researchers Matthijs A. Smit (PCIGR, UBC EOAS) and Klaus Mezger (Universität Bern, Switzerland) have discovered a possible link between the long-term evolution of Earth’s crust and the emergence of Earth’s oxygen cycle 3.0 billion years ago. Their findings have been published in Nature Geoscience.

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