Jessie Creamean

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Permafrost is thawing across the Arctic, releasing microbes and organic materials that have been trapped in the frozen ground for thousands of years. NOAA via Wikimedia Commons

Thawing permafrost is full of ice‑forming particles that could get into atmosphere

Jessie Creamean, Colorado State University and Thomas Hill, Colorado State University

New research shows that permafrost contains huge amounts of particles that make it easier for cloud moisture to freeze. Thawing permafrost is releasing these ice-nucleating particles.

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