It is well known that global warming is causing sea levels to rise via two processes: thermal expansion, when water expands because of its increased temperature, and melting of land-based ice, when meltwater flows into the ...
General Physics
Apr 21, 2022
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41
A new study provides the first evidence that rising greenhouse gases have a long-term warming effect on the Amundsen Sea in West Antarctica. Scientists from British Antarctic Survey (BAS) say that while others have proposed ...
Earth Sciences
Apr 5, 2022
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334
A first-of-its-kind study looking at surface meltwater lakes around the East Antarctic Ice Sheet across a seven-year period has found that the area and volume of these lakes is highly variable year-to-year, and offers new ...
Earth Sciences
Mar 31, 2022
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119
The rate of glacier ice flow is more sensitive to stress than previously calculated, according to a new study by MIT researchers that upends a decades-old equation used to describe ice flow.
Earth Sciences
Mar 10, 2022
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85
Roughly 35 million years ago, Earth cooled rapidly. At roughly the same time, the Drake Passage formed between South America and the Antarctic, paving the way for the Antarctic Circumpolar Current. Thanks to these two factors, ...
Earth Sciences
Feb 21, 2022
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298
The first ice core drilling campaign of Beyond Epica-Oldest Ice has been successfully completed at the remote Little Dome C site in Antarctica—one of the most extreme places on Earth. By analyzing a deep ice core extracted ...
Earth Sciences
Feb 21, 2022
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60
New research led by the University of Massachusetts Amherst definitively resolves a long-standing discrepancy in the geologic record that pitted studies of marine ice-sheet behavior against those that reconstructed past conditions ...
Earth Sciences
Feb 14, 2022
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156
In a study published in the journal Nature, University of South Florida researcher Amelia Shevenell and her colleagues documented the evolution of Antarctica's ice sheets some 20 million years ago. The research is supported ...
Earth Sciences
Feb 14, 2022
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251
Underneath Antarctica's vast ice sheets there's a network of rivers and lakes. This is possible because of the insulating blanket of ice above, the flow of heat from within the Earth, and the small amount of heat generated ...
Earth Sciences
Feb 11, 2022
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25
Mountain glaciers are essential water sources for nearly a quarter of the global population. But figuring out just how much ice they hold—and how much water will be available as glaciers shrink in a warming world—has ...
Earth Sciences
Feb 8, 2022
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