The Jakobshavn glacier around 2012 was retreating about 1.8 miles and thinning nearly 130 feet annually. But it started growing again at about the same rate in the past two years ...
Greenland used to be green, and was farmed by the Vikings. Earth's climate turned colder, and Greenland became encased in ice and snow. This particular glacier is large:
... “arguably the most important Greenland glacier because it discharges the most ice in the northern hemisphere. For all of Greenland, it is king.”
The article states the past two years of glacier expansion has been caused by natural cyclical changes:
A natural cyclical cooling of North Atlantic waters likely caused the glacier to reverse course, said study lead author Ala Khazendar ...
Maybe these natural cycles also influence and control global warming.
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