Contact: Barbra Gonzalez
University of Miami Rosenstiel School of Marine & Atmospheric Science
Caption: In a study published in the January 2012 issue of Geology, Swart suggests that the large changes in the carbon isotopic composition of carbonates which occurred prior to the major climatic event more than 500 million years ago, known as "Snowball Earth," are unrelated to worldwide glacial events.
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Related news release: What really happened prior to 'Snowball Earth'?