Collapse of the ice titans
Nature Monitoring Greenland’s melting glaciers from a 15-metre long sailboat. In early August, a 260-kilometre-square chunk of ice broke off the Petermann Glacier — the largest iceberg to calve in the Arctic Ocean since 1962. The collapse didn’t surprise Richard Bates, a geophysicist from the University of St Andrews, UK. During a visit to Petermann last summer, with glaciologists Jason Box of the Byrd Polar Research Center at Ohio State University in Columbus and Alun Hubbard of Aberystwyth University, UK, the three noted rifts and meltwater — a sign of pending collapse. They installed time-lapse cameras atop the 900-metre-high cliffs … Read more…