Add Yahoo as a preferred source to see more of our stories on Google. Meltwater runs across the Greenland ice sheet in rivers. The ice sheet is already losing mass and could soon reach a tipping point ...

The ice sheets are already scary. Greenland could be doomed with only a few fractions of a degree more warming. Antarctica’s ice shelves, the floating extensions of the ice sheet that help hold it ...

A new and worrying way that large ice sheets can melt has been characterized by scientists for the first time. The research focuses on how relatively warm seawater can lap at the underside of ...

The vast landmass is melting quickly due to climate change, and may rapidly cause the complete loss of the island's ice. Reading time 2 minutes Much of icy Greenland may soon go the way of the dodo, ...

In the first study of its kind, researchers from Northumbria University examined the current state of the Antarctic ice sheet, which reveals no evidence that a tipping point towards large-scale, ...

As the planet warms, it risks crossing catastrophic tipping points: thresholds where Earth systems, such as ice sheets and rainforests, change irreversibly over human lifetimes. Worse, these systems ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Alexandra A Phillips, University of California, Santa Barbara (THE CONVERSATION) As ...