Bangalore, India (SPX) Apr 18, 2023

What did the Earth look like about two billion years ago, when the planet’s atmosphere was being oxygenated?

By analysing ancient dolomite (carbonate) deposits found in Vempalle, in the Cuddapah district of Andhra Pradesh, researchers at the Indian Institute of Science (IISc) and the University of Tennessee have estimated the temperature and composition of a shallow, inland sea that most l
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