CentAUR
[1] A two-dimensional plume model is used to study the interaction between Filchner-Ronne Ice Shelf, Antarctica and its underlying ocean cavity. Ice Shelf Water (ISW) plumes are initiated by the freshwater released from a melting ice shelf and, if they rise, may become supercooled and deposit marine...
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ftciteseerx:oai:CiteSeerX.psu:10.1.1.661.6345 2023-05-15T13:36:54+02:00 CentAUR Filchner-ronne Ice Shelf Paul R. Holl Daniel L. Feltham Adrian Jenkins The Pennsylvania State University CiteSeerX Archives application/pdf http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.661.6345 http://centaur.reading.ac.uk/34748/1/jgrc10516.pdf en eng http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.661.6345 http://centaur.reading.ac.uk/34748/1/jgrc10516.pdf Metadata may be used without restrictions as long as the oai identifier remains attached to it. http://centaur.reading.ac.uk/34748/1/jgrc10516.pdf text ftciteseerx 2016-01-08T16:54:13Z [1] A two-dimensional plume model is used to study the interaction between Filchner-Ronne Ice Shelf, Antarctica and its underlying ocean cavity. Ice Shelf Water (ISW) plumes are initiated by the freshwater released from a melting ice shelf and, if they rise, may become supercooled and deposit marine ice due to the pressure increase in the in situ freezing temperature. The aim of this modeling study is to determine the origin of the thick accretions of marine ice at the base of Filchner-Ronne Ice Shelf and thus improve our understanding of ISW flow paths. The model domain is defined from measurements of ice shelf draft, and from this the model is able to predict ISW plumes that exit the cavity in the correct locations. * The modeled plumes also produce basal freezing rates that account for measured marine ice thicknesses in the western part of Ronne Ice Shelf. We find that the freezing rate and plume properties are significantly influenced by the confluence of plumes from different meltwater sources. We are less successful in matching observations of marine ice under the rest of Filchner-Ronne Ice Shelf, which we attribute primarily to this model’s neglect of circulations in the Text Antarc* Antarctica Filchner Ronne Ice Shelf Filchner-Ronne Ice Shelf Ice Shelf Ronne Ice Shelf Unknown Ronne Ice Shelf ENVELOPE(-61.000,-61.000,-78.500,-78.500) |
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Open Polar |
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Unknown |
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ftciteseerx |
language |
English |
description |
[1] A two-dimensional plume model is used to study the interaction between Filchner-Ronne Ice Shelf, Antarctica and its underlying ocean cavity. Ice Shelf Water (ISW) plumes are initiated by the freshwater released from a melting ice shelf and, if they rise, may become supercooled and deposit marine ice due to the pressure increase in the in situ freezing temperature. The aim of this modeling study is to determine the origin of the thick accretions of marine ice at the base of Filchner-Ronne Ice Shelf and thus improve our understanding of ISW flow paths. The model domain is defined from measurements of ice shelf draft, and from this the model is able to predict ISW plumes that exit the cavity in the correct locations. * The modeled plumes also produce basal freezing rates that account for measured marine ice thicknesses in the western part of Ronne Ice Shelf. We find that the freezing rate and plume properties are significantly influenced by the confluence of plumes from different meltwater sources. We are less successful in matching observations of marine ice under the rest of Filchner-Ronne Ice Shelf, which we attribute primarily to this model’s neglect of circulations in the |
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The Pennsylvania State University CiteSeerX Archives |
format |
Text |
author |
Filchner-ronne Ice Shelf Paul R. Holl Daniel L. Feltham Adrian Jenkins |
spellingShingle |
Filchner-ronne Ice Shelf Paul R. Holl Daniel L. Feltham Adrian Jenkins CentAUR |
author_facet |
Filchner-ronne Ice Shelf Paul R. Holl Daniel L. Feltham Adrian Jenkins |
author_sort |
Filchner-ronne Ice Shelf |
title |
CentAUR |
title_short |
CentAUR |
title_full |
CentAUR |
title_fullStr |
CentAUR |
title_full_unstemmed |
CentAUR |
title_sort |
centaur |
url |
http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.661.6345 http://centaur.reading.ac.uk/34748/1/jgrc10516.pdf |
long_lat |
ENVELOPE(-61.000,-61.000,-78.500,-78.500) |
geographic |
Ronne Ice Shelf |
geographic_facet |
Ronne Ice Shelf |
genre |
Antarc* Antarctica Filchner Ronne Ice Shelf Filchner-Ronne Ice Shelf Ice Shelf Ronne Ice Shelf |
genre_facet |
Antarc* Antarctica Filchner Ronne Ice Shelf Filchner-Ronne Ice Shelf Ice Shelf Ronne Ice Shelf |
op_source |
http://centaur.reading.ac.uk/34748/1/jgrc10516.pdf |
op_relation |
http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.661.6345 http://centaur.reading.ac.uk/34748/1/jgrc10516.pdf |
op_rights |
Metadata may be used without restrictions as long as the oai identifier remains attached to it. |
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1766085511765557248 |