Permafrost mummies unlock prehistoric secrets
This mummified wolf puppy found in Yukon, Canada is 57,000 years oldYukon…
Thawing Arctic permafrost contains more mercury than we thought
Melting permafrost in Alaska is exposing high levels of mercury, which could…
Melting Arctic permafrost is releasing so much mercury that scientists say it’s the equivalent of a “big bomb.”
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