Here come the cries of Global Warming! Our northern hemisphere is falling apart.
There’s an interesting article in Wikipedia @ Permafrost - Wikipedia
The melting permafrost is also uncovering carcasses of animals extinct for tens of thousands of years and, as has been reported, scientists are going nuts about the possibility of bringing some of them back.
One side note, there are indications that melting permafrost is releasing lots of methane into the atmosphere. Cows are no longer the major threat to our planet.
More of this @ https://www.cbc.ca/news/canada/mont...-are-changing-the-landscape-1.5149442?cmp=rss