New model links carbon-13 spike to Great Oxidation Event 2.45 billion years ago

PHYSorg
Mar 20, 2026, 7:40 pm185 ptsTrendingTop
Two University of Victoria (UVic) geologists have integrated field geology with statistical modeling to give scientists a new view of the chemical reactions happening on ocean floors billions of years ago. The revised picture shows that big changes in the carbon cycle were happening earlier than expected, and…

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