Antarctic ice shelves have experienced only minor changes in surface melt rates over the past four decades, unlike the rapid increase in surface melt experienced by Greenland's glaciers during the same time period, according ...
Earth Sciences
Jun 21, 2023
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188
In 2002, an area of ice about the size of Rhode Island dramatically broke away from Antarctica as the Larsen B ice shelf collapsed. A new study of the conditions that led to the collapse may reveal warning signs to watch ...
Earth Sciences
Mar 14, 2023
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3
British Antarctic Survey (BAS) has released the first aerial pictures of the massive A81 iceberg that calved from the Brunt Ice Shelf in late January. The iceberg is the size of Greater London.
Earth Sciences
Mar 13, 2023
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7
High in a narrow, seawater-filled crevasse in the base of Antarctica's largest ice shelf, cameras on the remotely operated Icefin underwater vehicle relayed a sudden change in scenery.
Earth Sciences
Mar 2, 2023
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172
The rapid retreat of Thwaites Glacier in West Antarctica appears to be driven by different processes under its floating ice shelf than researchers previously understood. Novel observations from where the ice enters the ocean ...
Earth Sciences
Feb 15, 2023
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57
There is currently less sea ice in the Antarctic than at any time in the forty years since the beginning of satellite observation: in early February 2023, only 2.20 million square kilometers of the Southern Ocean were covered ...
Earth Sciences
Feb 10, 2023
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222
Satellite imagery confirms an enormous iceberg, around five times the size of Malta, has finally calved from Antarctica's Brunt Ice Shelf. The new berg, estimated to be around 1550 sq km and around 150 m thick, calved when ...
Environment
Jan 24, 2023
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144
Scientists have developed artificial intelligence techniques to track the development of crevasses—or fractures—on the Thwaites Glacier Ice Tongue in west Antarctica.
Earth Sciences
Jan 9, 2023
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53
Researchers have discovered a process that can contribute to the melting of ice shelves in the Antarctic.
Earth Sciences
Dec 22, 2022
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201
The cold, dense water circulating under Antarctica's Filchner-Ronne Ice Shelf (FRIS) keeps under-ice melting there to a minimum, helping the ice shelf act as a regulating force against the Antarctic Ice Sheet's contribution ...
Earth Sciences
Dec 6, 2022
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