A sudden salinity spike in the Southern Ocean is accelerating Antarctic ice loss and triggering a dangerous climate feedback ...

In recent years, the Southern Ocean has undergone one of the most dramatic environmental shifts observed anywhere on Earth.

The Arctic Ocean could have a period effectively devoid of ice as soon as summer 2027, ... with summer ice falling by 12 percent per decade. ... of ice can be found within the Arctic Ocean.

World's sea-ice falls to record low. 15 February 2025. Share Save. ... But as rising temperatures cause this bright layer to shrink, the dark ocean below can absorb more heat, ...

The team had to drill some 2 miles deep to get enough ice to study a 50,000 year time span. After conducting an extensive ...

The extent of sea ice blanketing the Arctic this winter fell to the lowest level on record, researchers announced this week, an ominous signal about the effects of climate change in the world’s ...

Like the glaciers that feed them, ice shelves are immense. Yet the ocean processes that control basal melting, and the fate of the entire Antarctic ice sheet, occur on the scale of millimetres.

The world's largest icebergs break off the Antarctic ice sheet. As they drift and melt in the Southern Ocean, they create a unique environment around them.

World's sea-ice falls to record low. Image source, Getty Images. ... But as rising temperatures cause this bright layer to shrink, the dark ocean below can absorb more heat, ...

Instead, polar scientists created a definition for an ice-free Arctic as when less than 1 million square kilometers (0.39 million square miles) of ice can be found within the Arctic Ocean.