Ancient permafrost carbon accumulates in Arctic lakes, with limited methane contribution, study finds

Published 18:40 on March 5, 2026 / Last updated at 18:40 on March 5, 2026 / Asia Pacific (Asia), EMEA (Europe), Nature-based Carbon (Other NbS)

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Large amounts of ancient carbon released from thawing permafrost are accumulating in Arctic lakes rather than rapidly converting into greenhouse gases, although part of the carbon is still contributing to CO2 emissions, according to new research.
Large amounts of ancient carbon released from thawing permafrost are accumulating in Arctic lakes rather than rapidly converting into greenhouse gases, although part of the carbon is still contributing to CO2 emissions, according to new research.


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