A decrease in pressure ridges over the past 3 decades is making the ice more uniform, with unclear consequences.

Though the sea ice pack around the South Pole had steadily expanded up until 2015, its area suddenly plummeted in 2016. The scale of the Antarctic sea ice reached a record low in 2023.

From late fall until spring, mothers with new cubs den in snowdrifts on land or on pack ice. They emerge from their dens, with the new cubs, in the spring to hunt seals from floating sea ice.

charting the fate of Arctic sea ice by going with the floe. The Norwegians have done this before, more than a century ago, when polar explorer Fridtjof Nansen and the Fram were locked in pack ice ...

Overall, sea ice concentrations in Antarctica remain "generally low over large areas of the pack", it added. "This, combined with indications of a warm spring with high surface melting on the ...

He is a native English speaker. An increase in large fires in the Western U.S. is being fueled by declines in Arctic Sea ice, and the impact of this decline on fires along the West Coast is as big ...

Antarctica's Filchner-Ronne Ice Shelf may be under threat due to relatively warm water from the deep sea flowing towards the shelf. Is climate change to blame? When you purchase through links on ...