Thawing permafrost raised carbon dioxide levels after the last ice age, study shows

PHYSorg
Aug 29, 2025, 2:00 pm199 ptsTrendingTop
Carbon dioxide levels in the atmosphere vary naturally between ice ages and interglacial periods. A new study by researchers at the University of Gothenburg shows that an unexpectedly large proportion of carbon dioxide emissions after the ice age may have come from thawing permafrost.

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