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
New research finds that ice-sheet-wide collapse in West Antarctica isn't inevitable: the pace of ice loss varies according to regional differences in atmosphere and ocean circulation.
Earth Sciences
Jan 16, 2023
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79
An international team of climate scientists has found evidence suggesting that deforestation in the Amazon rainforest is influencing weather in Tibet, more than 15,000 kilometers away. In their paper published in the journal ...
Temporarily overshooting the climate targets of 1.5–2 degrees Celsius could increase the tipping risk of several Earth system elements by more than 70% compared to keeping global warming in line with the United Nations ...
Environment
Dec 22, 2022
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41
While the world focuses on limiting the rise in global temperature to 1.5 or 2 degrees Celsius over the preindustrial average, increasing meltwater from ice sheets presents an existential threat to the viability of island ...
Earth Sciences
Dec 13, 2022
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87
A chance find of an unstudied Antarctic sediment core has led University of Otago researchers to flip our understanding of how often ice ages occurred in Antarctica.
Earth Sciences
Dec 6, 2022
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25
Antarctic sea ice deeply affects the global climate in several ways. It regulates the exchanges of heat and gases between the ocean surface and the atmosphere, and drives the formation of the Antarctic Bottom Water that travels ...
Earth Sciences
Dec 5, 2022
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25
Until now, it's been a common belief that the packed sea ice of the Southern Ocean blocked all light from reaching the sea beneath, preventing phytoplankton—tiny algae that are the base of aquatic food webs—from growing ...
Ecology
Nov 17, 2022
0
155
Pine Island Ice Shelf in West Antarctica, which holds back enough ice to raise sea levels by 0.5 meters, could be more vulnerable to complete disintegration than previously thought. A new study led by British Antarctic Survey ...
Earth Sciences
Sep 21, 2022
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49
By analyzing unusual rock samples collected years ago in Antarctica, scientists at the University of California, Santa Cruz, have discovered a remarkable record of how the East Antarctic Ice Sheet has responded to changes ...
Environment
Sep 17, 2022
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