Posted by: Sandy Steinman | March 4, 2026

In polar regions, microbes are influencing climate change as frozen ecosystems thaw

McGill University reports

A global synthesis shows microbial activity is accelerating carbon release and mobilizing toxins, complicating climate projections

Microbes across Earth’s coldest regions are becoming more active as glaciers, permafrost and sea ice thaw, accelerating carbon release and potentially amplifying climate change, according to a new international review from McGill University.

Read more In polar regions, microbes are influencing climate change as frozen ecosystems thaw, McGill review finds 


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