Svalbard polar bears insulated against sea ice loss
A polar bear pictured standing on sea ice in the golden hour. Credit: Trine Lise Sviggum Helgerud/ Norwegian Polar Institute. CC BY. The body conditions of polar bear populations around the Norwegian island of Svalbard have improved despite sea ice losses. The...
Space dust reveals Arctic ice conditions before satellite imaging
Ice coverage in the Arctic sea is rapidly declining, which causes the remaining ice to melt faster and alters nutrient availability. In a University of Washington-led study, researchers show how particles from space can help recreate ice conditions over the past...
North American ice sheets behind last ice age sea-level rise
Midnight view of the Greenland Ice Sheet near Ilulissat in July 1991. The background shows the vast ice sheet, while the foreground fjord is choked with icebergs released by one of the world’s fastest-moving outlet glaciers. During the last ice age, this ice sheet was...