Antarctic Slope Current control on cross-slope heat transport ...
<!--!introduction!--> Ocean heat transport towards Antarctica directly drives the melting of Antarctic ice shelves, modulating sea level rise and the formation of Antarctic Bottom Water. A common dynamical assumption is that heat transport across the Antarctic continental slope is modulated by...
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GFZ German Research Centre for Geosciences
2023
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ftdatacite:10.57757/iugg23-3781 2023-07-23T04:15:52+02:00 Antarctic Slope Current control on cross-slope heat transport ... Aguiar, Wilton Morrison, Adele Huneke, Wilma Hogg, Andy England, Matthew Spence, Paul 2023 https://dx.doi.org/10.57757/iugg23-3781 https://gfzpublic.gfz-potsdam.de/pubman/item/item_5020764 unknown GFZ German Research Centre for Geosciences Creative Commons Attribution 4.0 International https://creativecommons.org/licenses/by/4.0/legalcode cc-by-4.0 Article ConferencePaper Oral 2023 ftdatacite https://doi.org/10.57757/iugg23-3781 2023-07-03T22:10:31Z <!--!introduction!--> Ocean heat transport towards Antarctica directly drives the melting of Antarctic ice shelves, modulating sea level rise and the formation of Antarctic Bottom Water. A common dynamical assumption is that heat transport across the Antarctic continental slope is modulated by the strength of the Antarctic Slope Current (ASC), which is thought to act as a barrier to cross-slope heat transport. However, observations of the ASC are too scarce to investigate its relationship to poleward heat transport across large circumpolar spatial scales, or over long temporal scales. Also, until recently, ocean models lacked the spatial resolution required to accurately represent the ASC or the eddy heat transport onto the Antarctic shelf. In this study, we analyze the relationship between the ASC and the cross-slope heat transport in a circumpolar, eddy-rich ocean and sea ice simulation. We find that the local strength of the time-mean ASC is not a good predictor of local cross-slope heat transport, ... : The 28th IUGG General Assembly (IUGG2023) (Berlin 2023) ... Conference Object Antarc* Antarctic Antarctica Ice Shelves Sea ice DataCite Metadata Store (German National Library of Science and Technology) Antarctic The Antarctic |
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<!--!introduction!--> Ocean heat transport towards Antarctica directly drives the melting of Antarctic ice shelves, modulating sea level rise and the formation of Antarctic Bottom Water. A common dynamical assumption is that heat transport across the Antarctic continental slope is modulated by the strength of the Antarctic Slope Current (ASC), which is thought to act as a barrier to cross-slope heat transport. However, observations of the ASC are too scarce to investigate its relationship to poleward heat transport across large circumpolar spatial scales, or over long temporal scales. Also, until recently, ocean models lacked the spatial resolution required to accurately represent the ASC or the eddy heat transport onto the Antarctic shelf. In this study, we analyze the relationship between the ASC and the cross-slope heat transport in a circumpolar, eddy-rich ocean and sea ice simulation. We find that the local strength of the time-mean ASC is not a good predictor of local cross-slope heat transport, ... : The 28th IUGG General Assembly (IUGG2023) (Berlin 2023) ... |
format |
Conference Object |
author |
Aguiar, Wilton Morrison, Adele Huneke, Wilma Hogg, Andy England, Matthew Spence, Paul |
spellingShingle |
Aguiar, Wilton Morrison, Adele Huneke, Wilma Hogg, Andy England, Matthew Spence, Paul Antarctic Slope Current control on cross-slope heat transport ... |
author_facet |
Aguiar, Wilton Morrison, Adele Huneke, Wilma Hogg, Andy England, Matthew Spence, Paul |
author_sort |
Aguiar, Wilton |
title |
Antarctic Slope Current control on cross-slope heat transport ... |
title_short |
Antarctic Slope Current control on cross-slope heat transport ... |
title_full |
Antarctic Slope Current control on cross-slope heat transport ... |
title_fullStr |
Antarctic Slope Current control on cross-slope heat transport ... |
title_full_unstemmed |
Antarctic Slope Current control on cross-slope heat transport ... |
title_sort |
antarctic slope current control on cross-slope heat transport ... |
publisher |
GFZ German Research Centre for Geosciences |
publishDate |
2023 |
url |
https://dx.doi.org/10.57757/iugg23-3781 https://gfzpublic.gfz-potsdam.de/pubman/item/item_5020764 |
geographic |
Antarctic The Antarctic |
geographic_facet |
Antarctic The Antarctic |
genre |
Antarc* Antarctic Antarctica Ice Shelves Sea ice |
genre_facet |
Antarc* Antarctic Antarctica Ice Shelves Sea ice |
op_rights |
Creative Commons Attribution 4.0 International https://creativecommons.org/licenses/by/4.0/legalcode cc-by-4.0 |
op_doi |
https://doi.org/10.57757/iugg23-3781 |
_version_ |
1772176971471519744 |