As James Bond’s nemesis Goldfinger said: once is happenstance, twice is coincidence, but three times is enemy action. In the case of Greenland’s glaciers, the enemy is global warming.
Two of the largest glaciers in eastern Greenland, Kangerdlugssuaq and Helheim, which are 300 kilometres apart and together drain a tenth of Greenland, have both doubled their speed in the past two years to around 14 kilometres per year. The worry is that Greenland’s other glaciers are also crashing into the ocean in a “sudden and synchronous” acceleration.
Using satellite images, Adrian Luckman of the University of Wales Swansea, UK, and…
