Jakobshavn Isbrae: Mighty Greenland glacier slams on brakes

From the BBC By Jonathan Amos BBC Science Correspondent 14 May 2019 European satellites have detailed the abrupt change in behaviour of one of Greenland’s most important glaciers. In the 2000s, Jakobshavn Isbrae was the fastest flowing ice stream on the island, travelling at 17km a year. As it sped to the ocean, its front…