Feedback loop that is melting ice shelves in West Antarctica revealed
New research has uncovered a feedback loop that may be accelerating the melting of the floating portions of the West Antarctic Ice Sheet, pushing up global sea levels.
New research has uncovered a feedback loop that may be accelerating the melting of the floating portions of the West Antarctic Ice Sheet, pushing up global sea levels.
Earth Sciences
Apr 22, 2024
0
827
As snow falls on Antarctica, layers build up and turn to ice. Over time, this compressed snow has become a continent-sized glacier, or ice sheet. It's enormous—almost double the size of Australia and far larger than the ...
Earth Sciences
Apr 9, 2024
0
666
It carries more than 100 times as much water as all the world's rivers combined. It reaches from the ocean's surface to its bottom, and measures as much as 2,000 kilometers across. It connects the Indian, Atlantic and Pacific ...
Earth Sciences
Mar 27, 2024
0
61
In the Southern Ocean about 4,000 kilometers from Perth lies a truly extraordinary place. Known as the Heard Island and McDonald islands, they are among the most remote places on Earth: a haven for marine life amid the vast ...
Ecology
Mar 27, 2024
0
1
Deep sea and sediments bring iron to Antarctic waters. The iron that fertilizes the waters around Antarctica mostly comes from the deep, upwelling waters and the sediments around the continent.
Earth Sciences
Mar 6, 2024
0
34
An increase in pockets of open water in Antarctica's sea ice (polynyas) may mean coastal plants and animals could one day establish on the continent, University of Otago-led research suggests.
Earth Sciences
Mar 4, 2024
0
987
Researchers from the University of Cambridge and the British Antarctic Survey have uncovered the first direct evidence that the West Antarctic Ice Sheet shrunk suddenly and dramatically at the end of the Last Ice Age, around ...
Earth Sciences
Feb 8, 2024
0
133
Scientists at British Antarctic Survey have found that the number of warm weather events in the South Orkney Islands has significantly increased in frequency over the last 75 years. Using newly available historical data, ...
Earth Sciences
Jan 23, 2024
0
22
About 150 kilometers north of the Antarctic Peninsula lie the South Shetland Islands, a cluster of more than a dozen islands that harbor glaciers, volcanoes, and a tundra ecosystem with penguins and seals. On the southwestern ...
Earth Sciences
Jan 4, 2024
0
3
Britain's polar research ship has crossed paths with the largest iceberg in the world—a "lucky" encounter that enabled scientists to collect seawater samples around the colossal berg as it drifts out of Antarctic waters, ...
Earth Sciences
Dec 4, 2023
1
5