New research shows polar ice sheets may begin irreversible collapse even at 1.5°C warming - putting millions at risk.

If Earth stays at its current levels of warming — below policymakers’ goal of 1.5 degrees Celsius — polar ice sheets may melt ...

A new study published in Nature suggests there may be more wiggle room left for the ice sheet before it sets on an ... overshoot the 2C threshold after 2100, or if they stay even slightly past ...

The melt is among two of the largest melts in the ice sheet history after the 2012 and 2019 melting ... or 1 billion tons of water. Before climate change, about 600 gigatons of snowfall were ...

From there, the ice sheet spread rapidly into the East Antarctic hinterland. However, it took some time before it reached West Antarctica: "It wasn't until about seven million years later that ...

Evidence from a 2,000-foot-long ice core reveals that the West Antarctic Ice Sheet shrank suddenly and ... have played out before in similar areas of Antarctica and indeed, the pace of ice loss ...