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The melting of permafrost in the Arctic could result in toxic mercury leaching into the waters of Alaskan rivers, putting millions of people at risk. This "giant mercury bomb" lurks within the soils ...

As the planet has warmed, scientists have long been concerned about the potential for harmful greenhouse gasses to seep out of thawing Arctic permafrost. Recent estimates suggest that by 2100 the ...

According to a recent study published in Nature Geoscience, scientists have found that soil carbon dioxide (CO 2) emissions are more sensitive to climate warming in permafrost-collapsed areas than in ...

The study found that permafrost can thaw during intense wildfires in Alaska and Canada, which contributes to a warming ...

Few geological features on Earth carry as much climatic weight as permafrost. The frozen soils encircling the Arctic from ...

Get your news from a source that’s not owned and controlled by oligarchs. Sign up for the free Mother Jones Daily. Every time you eat a blueberry, the microbiome in your gut gets to work. Bacterial ...

We can’t see them, but there are more microbes — tiny fungi, bacteria, worms and other living things — in a teaspoon of soil than there are people on Earth. Hungry as you and me, those microbes gobble ...

Winter ice begins to yield near Naluakruk Lake in the National Petroleum Reserve of Alaska. The polygonal pattern on the tundra forms in areas underlain by permafrost. Credit: Craig McCaa/BLM ...