Even the current level of global warming may already have locked in unstoppable ice melt, with a major new study warning of ...

Arctic faces a new threat. Soot from Canada's massive wildfires darkens ice and snow. This speeds up melting. The albedo ...

Scientists find rising ocean salinity in Antarctica, reversing decades-long trends and accelerating sea ice loss.

A salty surge in the Southern Ocean is melting Antarctic sea ice from below — and causing dramatic changes scientists didn’t ...

Antarctica has lost a Greenland’s worth of ice, and the shocking changes in the Southern Ocean could reshape our planet’s ...

As Arctic sea ice melts, Russia is racing to control new trade routes, extract untapped resources, and cement its military ...

A climate tipping point is a critical threshold where a small environmental change can lead to dramatic and often ...

The dramatic loss of sea ice around Antarctica has occurred with the re-emergence of the Maud Rise polynya in the Weddell Sea ...

In Alaska, we must also be vigilant to another brewing geopolitical hotspot, the melting Arctic. Arctic competition is exacerbated by climate change. When most Americans think about climate change, ...

A massive and surprising change is unfolding around Antarctica. Scientists have discovered that the Southern Ocean is getting ...

The ocean around Antarctica is rapidly getting saltier at the same time as sea ice is retreating at a record pace.

An unprecedented Arctic heat wave caused record high temperatures in Greenland and Iceland, raising major concerns among ...