Posted inAtmospheres, Climate, Weather, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Mapping, Geodesy, Cartography, Bathymetry, Status Report, Water/Hycean Worlds & Oceanography

Transient Marine Bottom Water Oxygenation On Continental Shelves By 2.65 Billion Years AgoNature Geoscience

A growing body of evidence suggests that molecular oxygen (O2) accumulated in some shallow marine environments beneath the effectively anoxic Archaean atmosphere 4.0 to 2.5 billion years (Ga) ago.

Posted inAstrogeology, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Extinction events, Lava / magma ocean / Volcanic Worlds, Press Release, Terraforming & Geoengineering

Carbon Dioxide Release From Magma Deep Beneath Ancient Volcanoes Was A Hidden Driver Of Earth’s Past Climate

An international team of geoscientists led by a volcanologist at Rutgers University-New Brunswick has discovered that, contrary to present scientific understanding, ancient volcanoes continued to spew carbon dioxide into the […]

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