Results 61 to 70 of about 917,323 (294)

Residence Time and Transformation of Warm Circumpolar Deep Water on the Antarctic Continental Shelf

open access: yesGeophysical Research Letters, 2021
Inflow of warm modified Circumpolar Deep Water (CDW) onto the Antarctic continental shelf and into ice shelf cavities is a key driver of Antarctic ice shelf mass loss.
V. Tamsitt   +3 more
doaj   +1 more source

The Larsen Shelf Ice [PDF]

open access: yesJournal of Glaciology, 1950
Description of that part of the Larsen Shelf Ice traversed by the author when taking part in a sledging expedition which reached lat. 74° 42′ S., manned jointly by members of the Falkland Islands Dependencies Survey and the Ronne Antarctic Research Expedition 1946–48.
openaire   +2 more sources

The air content of Larsen Ice Shelf [PDF]

open access: yesGeophysical Research Letters, 2011
The air content of glacial firn determines the effect and attribution of observed changes in ice surface elevation, but is currently measurable only using labor-intensive ground-based techniques. Here a novel method is presented for using radar sounding measurements to decompose the total thickness of floating ice shelves into thicknesses of solid ice ...
Holland, Paul R.   +6 more
openaire   +5 more sources

Foehn warming distributions in nonlinear and linear flow regimes: a focus on the Antarctic Peninsula [PDF]

open access: yes, 2016
The structure of lee-side warming during foehn events is investigated as a function of cross-barrier flow regime linearity. Two contrasting cases of westerly flow over the Antarctic Peninsula (AP) are considered – one highly nonlinear, the other ...
Elvidge, Andrew   +4 more
core   +1 more source

The Effects of Rotation and Ice Shelf Topography on Frazil-Laden Ice Shelf Water Plumes [PDF]

open access: yesJournal of Physical Oceanography, 2006
Abstract A model of the dynamics and thermodynamics of a plume of meltwater at the base of an ice shelf is presented. Such ice shelf water plumes may become supercooled and deposit marine ice if they rise (because of the pressure decrease in the in situ freezing temperature), so the model incorporates both melting and freezing at the ice
Holland, Paul R., Feltham, Daniel L.
openaire   +3 more sources

History of the Larsen C Ice Shelf reconstructed from sub–ice shelf and offshore sediments [PDF]

open access: yesGeology, 2021
Abstract Because ice shelves respond to climatic forcing over a range of time scales, from years to millennia, an understanding of their long-term history is critically needed for predicting their future evolution. We present the first detailed reconstruction of the Larsen C Ice Shelf (LCIS), eastern Antarctic Peninsula (AP), based on ...
Smith, J.A.   +11 more
openaire   +7 more sources

Rapid submarine ice melting in the grounding zones of ice shelves in West Antarctica. [PDF]

open access: yes, 2016
Enhanced submarine ice-shelf melting strongly controls ice loss in the Amundsen Sea embayment (ASE) of West Antarctica, but its magnitude is not well known in the critical grounding zones of the ASE's major glaciers.
Khazendar, Ala   +8 more
core   +1 more source

Antarctic ecosystem responses following ice‐shelf collapse and iceberg calving: Science review and future research

open access: yesWIREs Climate Change, 2020
The calving of A‐68, the 5,800‐km2, 1‐trillion‐ton iceberg shed from the Larsen C Ice Shelf in July 2017, is one of over 10 significant ice‐shelf loss events in the past few decades resulting from rapid warming around the Antarctic Peninsula.
J. Ingels   +38 more
semanticscholar   +1 more source

Modeling ice shelf cavities in a z coordinate ocean general circulation model [PDF]

open access: yes, 2008
. Processes at the ice shelf-ocean interface and in particular in ice shelf cavities around Antarctica have an observable effect on the solutions of basin scale to global coupled ice-ocean models.
Losch, Martin
core   +2 more sources

The DOE E3SM v1.2 Cryosphere Configuration: Description and Simulated Antarctic Ice‐Shelf Basal Melting

open access: yesJournal of Advances in Modeling Earth Systems, 2022
The processes responsible for freshwater flux from the Antarctic Ice Sheet (AIS), ice‐shelf basal melting and iceberg calving, are generally poorly represented in current Earth System Models (ESMs).
Darin Comeau   +13 more
doaj   +1 more source

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