Greenland ice sheet faces 'tipping point in 10 years' - The Guardian
This is extremely alarming. If this ice sheet melts away, sea levels around the world will rise by 27 feet.
"What is going on in the Arctic now is the biggest and fastest thing that nature has ever done." - Richard Alley, Professor of Geosciences at Penn State University
"Nature is doing this" . . . only to the extent that we have forced it to do it.