Four dozen Antarctic ice shelves have shrunk by at least 30% since 1997 and 28 of those have lost more than half of their ice in that time, reports a new study that surveyed these crucial "gatekeepers'' between the frozen ...
Environment
Oct 15, 2023
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208
According to scientists, 71 of the 162 ice shelves that surround Antarctica have reduced in volume over 25 years from 1997 to 2021, with a net release of 7.5 trillion metric tons of meltwater into the oceans. The work is ...
Earth Sciences
Oct 12, 2023
3
234
Following the calving of the A-81 iceberg at the end of January 2023, the Brunt Ice Shelf is moving faster than before. It is currently moving approximately 4 meters a day towards the sea, whereas before the calving it moved ...
Earth Sciences
Sep 13, 2023
0
38
For most of us, Antarctic sea ice is an abstraction—something far away we may have seen on a documentary. But the radiant white sheets of ice floating on the seas around the snowy continent are a crucial component of Earth's ...
Earth Sciences
Sep 13, 2023
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32
Antarctica's vast ice masses seem far away, yet they store enough water to raise global sea levels by several meters. A team of experts from European research institutes has now provided the first systematic stability inspection ...
Earth Sciences
Sep 7, 2023
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43
As global ice dams begin to weaken due to warming temperatures, a new study suggests that prior attempts to evaluate the mass of the huge floating ice shelves that line the Antarctic ice sheet may have overestimated their ...
Earth Sciences
Sep 1, 2023
0
76
The ice shelves—the marine-terminating glaciers of the Antarctic Ice Sheet—are melting, and it's not just because of rising atmospheric temperatures. In a one-two punch, ice shelves in Antarctica are fighting a losing ...
Earth Sciences
Aug 25, 2023
1
158
After decades immersed in Antarctic science, I've learned that physical and biological changes rarely occur smoothly. More often than not, they unfold in sharp steps. Right now, Antarctica's climate and ecosystems are experiencing ...
Earth Sciences
Aug 22, 2023
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1
A new study led by researchers at Brown University offers fresh insights into the forces above and beneath the ocean surface that influence how sea ice moves and disperses in the Arctic Ocean, which is warming at over twice ...
Earth Sciences
Aug 16, 2023
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40
Late in the evening of April 14 1912, the RMS Titanic collided with an iceberg in the north-west Atlantic. In just over two and a half hours, the Titanic sank, claiming the lives of 1,514 people.
Earth Sciences
Jun 29, 2023
0
1
