Search Results - "Thompson, Andrew F"
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Ocean submesoscales as a key component of the global heat budget
Published in Nature communications (22-02-2018)“…Recent studies highlight that oceanic motions associated with horizontal scales smaller than 50 km, defined here as submesoscales, lead to anomalous vertical…”
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Multidecadal warming of Antarctic waters
Published in Science (American Association for the Advancement of Science) (05-12-2014)“…Decadal trends in the properties of seawater adjacent to Antarctica are poorly known, and the mechanisms responsible for such changes are uncertain. Antarctic…”
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Eddy-mediated transport of warm Circumpolar Deep Water across the Antarctic Shelf Break
Published in Geophysical research letters (28-01-2015)“…The Antarctic Slope Front (ASF) modulates ventilation of the abyssal ocean via the export of dense Antarctic Bottom Water (AABW) and constrains shoreward…”
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4
The Antarctic Slope Current in a Changing Climate
Published in Reviews of geophysics (1985) (01-12-2018)“…The Antarctic Slope Current (ASC) is a coherent circulation feature that rings the Antarctic continental shelf and regulates the flow of water toward the…”
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Heavy footprints of upper-ocean eddies on weakened Arctic sea ice in marginal ice zones
Published in Nature communications (20-04-2022)“…Arctic sea ice extent continues to decline at an unprecedented rate that is commonly underestimated by climate projection models. This disagreement may imply…”
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Deep learning to infer eddy heat fluxes from sea surface height patterns of mesoscale turbulence
Published in Nature communications (05-02-2021)“…Mesoscale eddies have strong signatures in sea surface height (SSH) anomalies that are measured globally through satellite altimetry. However, monitoring the…”
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7
Eddy‐Induced Dispersion of Sea Ice Floes at the Marginal Ice Zone
Published in Geophysical research letters (28-01-2024)“…Ocean heat exchanges at the marginal ice zone (MIZ) play an important role in melting sea ice. Mixed‐layer eddies transport heat and ice floes across the MIZ,…”
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Antarctic sea ice control on ocean circulation in present and glacial climates
Published in Proceedings of the National Academy of Sciences - PNAS (17-06-2014)“…In the modern climate, the ocean below 2 km is mainly filled by waters sinking into the abyss around Antarctica and in the North Atlantic. Paleoproxies…”
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9
Enhanced Eddy Activity in the Beaufort Gyre in Response to Sea Ice Loss
Published in Nature communications (06-02-2020)“…The Beaufort Gyre freshwater content has increased since the 1990s, potentially stabilizing in recent years. The mechanisms proposed to explain the…”
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10
Transient overturning changes cause an upper-ocean nutrient decline in a warming climate
Published in Nature communications (04-09-2024)“…Models and proxy data suggest multi-centennial nutrient reorganization and biological productivity changes under sustained climate warming. These changes have…”
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Coastal Polynyas Enable Transitions Between High and Low West Antarctic Ice Shelf Melt Rates
Published in Geophysical research letters (28-08-2023)“…Melt rates of West Antarctic ice shelves in the Amundsen Sea track large decadal variations in the volume of warm water at their outlets. This variability is…”
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12
Genesis of the Antarctic Slope Current in West Antarctica
Published in Geophysical research letters (28-08-2020)“…The stability of the West Antarctic Ice Sheet (WAIS) depends on ocean heat transport toward its base and remains a source of uncertainty in sea level rise…”
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13
Contribution of topographically generated submesoscale turbulence to Southern Ocean overturning
Published in Nature geoscience (01-11-2017)“…The ocean’s global overturning circulation regulates the transport and storage of heat, carbon and nutrients. Upwelling across the Southern Ocean’s Antarctic…”
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14
Submesoscale Sea Ice‐Ocean Interactions in Marginal Ice Zones
Published in Journal of geophysical research. Oceans (01-12-2017)“…Signatures of ocean eddies, fronts, and filaments are commonly observed within marginal ice zones (MIZs) from satellite images of sea ice concentration, and in…”
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15
Controls on the Strength and Structure of the Atlantic Meridional Overturning Circulation in Climate Models
Published in Geophysical research letters (16-06-2024)“…State‐of‐the‐art climate models simulate a large spread in the mean‐state Atlantic meridional overturning circulation (AMOC), with strengths varying between 12…”
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Eddy transport as a key component of the Antarctic overturning circulation
Published in Nature geoscience (01-12-2014)“…The exchange of water across the Antarctic continental shelf break brings warm waters towards ice shelves and glacier grounding lines. Ocean glider…”
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17
Bias Correction and Statistical Modeling of Variable Oceanic Forcing of Greenland Outlet Glaciers
Published in Journal of advances in modeling earth systems (01-04-2023)“…Variability in oceanic conditions directly impacts ice loss from marine outlet glaciers in Greenland, influencing the ice sheet mass balance. Oceanic…”
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Controls on Wintertime Ventilation in Southern Drake Passage
Published in Geophysical research letters (16-03-2023)“…Drake Passage is a key region for transport between the surface and interior ocean, but a mechanistic understanding of this exchange remains immature. Here, we…”
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Sub‐Mesoscale Wind‐Front Interactions: The Combined Impact of Thermal and Current Feedback
Published in Geophysical research letters (28-09-2023)“…Surface ocean temperature and velocity anomalies at meso‐ and sub‐meso‐scales induce wind stress anomalies. These wind‐front interactions, referred to as…”
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Sources and Pathways of Glacial Meltwater in the Bellingshausen Sea, Antarctica
Published in Geophysical research letters (28-07-2023)“…Meltwater content and pathways determine the impact of Antarctica's melting ice shelves on ocean circulation and climate. Using ocean glider observations, we…”
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