Arctic microbes hidden in frozen soil could accelerate global warming

Dormant microbes trapped in Arctic frozen soils are being activated by global warming and releasing carbon into the atmosphere.

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The fact

This bacterial activation creates a positive feedback loop: rising temperatures trigger greater greenhouse gas emissions from microbes.

Scientists warn this mechanism could amplify climate change in potentially uncontrollable ways.

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Auto-synthesis from 1 media source · identified on April 19, 2026