Gordon Hamilton

Dark rock above the Helheim glacier in southeastern Greenland marks its former level, before a sudden and dramatic retreat of hit many Greenland glaciers a decade ago. Scientists working on the Helheim and the fjord it drains into are looking for clues to

In Greenland, a climate change mystery with clues written in water and stone

Environment

About a decade ago, several of Greenland’s biggest glaciers suddenly began melting. A decade later, two groups of scientists are trying to unlock the secrets behind a scientific mystery story with potentially big consequences for the future of the island’s rapidly-melting ice sheet.