For years, scientists have debated whether a giant thick ice shelf once covered the entire Arctic Ocean during the coldest ...

For decades, scientists believed the Arctic Ocean was sealed under a massive slab of ice during the coldest ice ages — but new research proves otherwise. Sediment samples from the seafloor, paired ...

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

David Callaway and Douglas McIntyre, Editors-in-Chief at Climate Crisis 24/7, discuss the unintended “silver lining” of ...

A study published Monday in the Proceedings of the National Academy of Sciences found that increases in salinity in seawater ...

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, ...

Arctic sea ice has receded ever further, including increasingly in winter when the extent of sea ice is at its most prominent ...

President Donald Trump has approved a massive $8.6 billion budget to expand the U.S. Coast Guard's icebreaker fleet, aiming ...

As sea ice melts and opens new routes for maritime traffic in the Arctic, the environmental fallout caused by vessels burning fossil fuels adds to global warming, which in turn melts more sea ice.

This winter the maximum extent of Arctic sea ice was the smallest it has been on record. As the ice cap melts, rising seas could destroy coastal cities and swallow low-lying islands.

Yale Climate Connections is a nonpartisan, multimedia service providing daily broadcast radio programming and original web-based reporting, commentary, and analysis on the issue of climate change.

Douglas McIntyre, Editor-in-Chief at Climate Crisis 24/7, reports that melting Arctic ice is opening up new shipping lanes near the North Pole. These routes offer faster alternatives for trade ...