Results 11 to 20 of about 4,406 (213)

Sea ice-free corridors for large swell to reach Antarctic ice shelves

open access: yesEnvironmental Research Letters, 2022
Sea ice can attenuate Southern Ocean swell before it reaches Antarctic ice shelves and imposes flexural stresses, which promote calving of outer ice-shelf margins and influence ice shelf stability.
N J Teder   +3 more
doaj   +1 more source

A 15-year circum-Antarctic iceberg calving dataset derived from continuous satellite observations [PDF]

open access: yesEarth System Science Data, 2021
Iceberg calving is the main process that facilitates the dynamic mass loss of ice sheets into the ocean, which accounts for approximately half of the mass loss of the Antarctic ice sheet.
M. Qi   +14 more
doaj   +1 more source

Modeling Ice Shelf/Ocean Interaction in Antarctica: A Review [PDF]

open access: yesOceanography, 2016
The most rapid loss of ice from the Antarctic Ice Sheet is observed where ice streams flow into the ocean and begin to float, forming the great Antarctic ice shelves that surround much of the continent.
Michael S. Dinniman   +5 more
doaj   +1 more source

High-resolution spatio-temporal analysis of snowmelt over Antarctic Peninsula ice shelves from 2015 to 2021 using SAR images

open access: yesInternational Journal of Digital Earth, 2023
Ice shelves play an essential role in the dynamics of the Antarctic ice sheet. The surface meltwater is important, as it can irreversibly weaken ice shelves by exerting additional hydrostatic pressure.
Qi Zhu   +6 more
doaj   +1 more source

Creep deformation and buttressing capacity of damaged ice shelves: theory and application to Larsen C ice shelf [PDF]

open access: yesThe Cryosphere, 2013
Around the perimeter of Antarctica, much of the ice sheet discharges to the ocean through floating ice shelves. The buttressing provided by ice shelves is critical for modulating the flux of ice into the ocean, and the presently observed thinning of
C. P. Borstad   +3 more
doaj   +1 more source

Eddy and tidal driven basal melting of the Totten and Moscow University ice shelves

open access: yesFrontiers in Marine Science, 2023
The mass loss from the neighboring Totten and Moscow University ice shelves is accelerating and may raise global sea levels in coming centuries. Totten Glacier is mostly based on bedrock below sea level, and so is vulnerable to warm water intrusion ...
Yuwei Xia   +8 more
doaj   +1 more source

On the Multiscale Oceanic Heat Transports Toward the Bases of the Antarctic Ice Shelves

open access: yesOcean-Land-Atmosphere Research, 2023
The mass balance of the Antarctic Ice Sheet (AIS) is important to global sea-level change. The AIS loses mass mainly through basal melting and subsequent calving of the Antarctic ice shelves.
Zhaomin Wang   +7 more
doaj   +1 more source

Brief communication: widespread potential for seawater infiltration on Antarctic ice shelves [PDF]

open access: yesThe Cryosphere, 2018
Antarctica's future contribution to sea level change depends on the fate of its fringing ice shelves. One factor which may affect the rate of iceberg calving from ice shelves is the presence of liquid water, including the percolation of seawater into ...
S. Cook   +5 more
doaj   +1 more source

Brief communication: A submarine wall protecting the Amundsen Sea intensifies melting of neighboring ice shelves [PDF]

open access: yesThe Cryosphere, 2019
Disintegration of ice shelves in the Amundsen Sea, in front of the West Antarctic Ice Sheet, has the potential to cause sea level rise by inducing an acceleration of ice discharge from upstream grounded ice. Moore et al.
Ö. Gürses   +4 more
doaj   +1 more source

Supervised classification of slush and ponded water on Antarctic ice shelves using Landsat 8 imagery

open access: yesJournal of Glaciology, 2022
Surface meltwater is becoming increasingly widespread on Antarctic ice shelves. It is stored within surface ponds and streams, or within firn pore spaces, which may saturate to form slush.
Rebecca L. Dell   +6 more
doaj   +1 more source

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