Data assimilation is the combination of the latest observations with a short-range forecast to obtain the best possible estimate of the current state of the Earth system. Machine learning can contribute to it by optimizing ...
Earth Sciences
Nov 7, 2023
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The largest floating ice shelves in the polar ice sheet have lost more than a third of their volume since 1978. In a study published on Nov. 7 in Nature Communications, scientists from the CNRS, alongside their Danish and ...
Earth Sciences
Nov 7, 2023
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Scientists have improved a data assimilation system for better estimating Arctic summer sea ice thickness (SIT) by assimilating satellite-based summer SIT and ice concentration data with an incremental analysis update (IAU) ...
Earth Sciences
Nov 6, 2023
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A study published in the Proceedings of the National Academy of Sciences underscores the pivotal role that seasonal Antarctic sea ice plays in the annual molting periods of Adélie penguins.
Plants & Animals
Nov 6, 2023
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Earth's boreal forests circle our planet's far northern reaches, just south of the Arctic's treeless tundra. If the planet wears an Arctic ice cap, then the boreal forests are a loose-knit headband wrapped around its ears, ...
Earth Sciences
Nov 6, 2023
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While the sounds of our oceans may be familiar to us through the lens of nature documentaries, from the haunting calls of whales to the barks of some fish, this acoustic environment can provide a wealth of knowledge to scientists ...
The distribution of salt by ocean currents plays a crucial role in regulating the global climate. This is what researchers from Dalhousie University in Canada, GEOMAR Helmholtz Centre for Ocean Research Kiel, Alfred Wegener ...
Earth Sciences
Nov 3, 2023
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More than merely cracks in the ice, crevasses play an important role in circulating seawater beneath Antarctic ice shelves, potentially influencing their stability, finds Cornell University-led research based on a first-of-its-kind ...
Earth Sciences
Oct 27, 2023
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Nature doesn't conform to our ideas of neatly-contained categories. Many things in nature blur the lines we try to draw around them. That's true of Jupiter's moon Ganymede, the largest moon in the solar system
Astronomy
Oct 27, 2023
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A multinational group on Antarctic conservation failed to break a years-long deadlock and agree new marine reserves in the region, despite record low ice, environmental groups said Friday.
Environment
Oct 27, 2023
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