oceanic anoxic event
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Prehistoric Rock In Japan Reveals Clues To A Major Ocean Anoxic Event

by Keith Cowing

By studying prehistoric rocks and fossils emerging from the side of Mount Ashibetsu in Japan, researchers have precisely refined the timing and duration of Ocean Anoxic Event 1a (OAE 1a), […]

Posted inAnalog Studies, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Fossils & Paleontology, Gaia - Planetary Perspectives, Habitable Zones, Origin & Evolution of Life, Status Report, Terraforming & Geoengineering

The Early Earth As An Analogue For Exoplanetary Biogeochemistry

by Keith Cowing

Planet Earth has evolved from an entirely anoxic planet with possibly a different tectonic regime to the oxygenated world with horizontal plate tectonics that we know today.

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