Terra Nova Bay Polynya dynamics, surface heat fluxes and their impact on thermohaline variability of the water column ...
<!--!introduction!--> Polynyas, persistent sea-ice-free areas during the austral winter, act like "windows" that expose the relatively warm ocean to the colder atmosphere. One of these polynyas is recurrently detected in the coastal area of Terra Nova Bay (TNB) in the Ross Sea. The T...
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ftdatacite:10.57757/iugg23-1708 2023-07-23T04:15:41+02:00 Terra Nova Bay Polynya dynamics, surface heat fluxes and their impact on thermohaline variability of the water column ... Fusco, Giannetta Aulicino, Giuseppe Capozzi, Vincenzo Cotroneo, Yuri Esposito, Massimiliano Sansiviero, Manuela Budillon, Giorgio 2023 https://dx.doi.org/10.57757/iugg23-1708 https://gfzpublic.gfz-potsdam.de/pubman/item/item_5017912 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/iugg23-1708 2023-07-03T16:14:21Z <!--!introduction!--> Polynyas, persistent sea-ice-free areas during the austral winter, act like "windows" that expose the relatively warm ocean to the colder atmosphere. One of these polynyas is recurrently detected in the coastal area of Terra Nova Bay (TNB) in the Ross Sea. The TNB polynya is important in the modification of the thermohaline structure of the whole Ross Sea. Brine release during sea ice formation increases the salinity of the subsurface water, resulting in the formation of High Salinity Shelf Water (HSSW), that is the prime ingredient in the formation of the Antarctic Bottom Water. The aim of this study is to investigate the processes that occur in the TNB polynya and the role of the air-sea interactions in the determination of its opening, activity and on the HSSW production. First, we analyzed the role of the katabatic winds using meteorological data by the AWSs and ECMWF data, since 1994. In the second step the open water areas from 2005 and 2021, detected by the MODIS data, were ... : The 28th IUGG General Assembly (IUGG2023) (Berlin 2023) ... Conference Object Antarc* Antarctic Ross Sea Sea ice DataCite Metadata Store (German National Library of Science and Technology) Antarctic Austral Ross Sea Terra Nova Bay The Antarctic |
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DataCite Metadata Store (German National Library of Science and Technology) |
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description |
<!--!introduction!--> Polynyas, persistent sea-ice-free areas during the austral winter, act like "windows" that expose the relatively warm ocean to the colder atmosphere. One of these polynyas is recurrently detected in the coastal area of Terra Nova Bay (TNB) in the Ross Sea. The TNB polynya is important in the modification of the thermohaline structure of the whole Ross Sea. Brine release during sea ice formation increases the salinity of the subsurface water, resulting in the formation of High Salinity Shelf Water (HSSW), that is the prime ingredient in the formation of the Antarctic Bottom Water. The aim of this study is to investigate the processes that occur in the TNB polynya and the role of the air-sea interactions in the determination of its opening, activity and on the HSSW production. First, we analyzed the role of the katabatic winds using meteorological data by the AWSs and ECMWF data, since 1994. In the second step the open water areas from 2005 and 2021, detected by the MODIS data, were ... : The 28th IUGG General Assembly (IUGG2023) (Berlin 2023) ... |
format |
Conference Object |
author |
Fusco, Giannetta Aulicino, Giuseppe Capozzi, Vincenzo Cotroneo, Yuri Esposito, Massimiliano Sansiviero, Manuela Budillon, Giorgio |
spellingShingle |
Fusco, Giannetta Aulicino, Giuseppe Capozzi, Vincenzo Cotroneo, Yuri Esposito, Massimiliano Sansiviero, Manuela Budillon, Giorgio Terra Nova Bay Polynya dynamics, surface heat fluxes and their impact on thermohaline variability of the water column ... |
author_facet |
Fusco, Giannetta Aulicino, Giuseppe Capozzi, Vincenzo Cotroneo, Yuri Esposito, Massimiliano Sansiviero, Manuela Budillon, Giorgio |
author_sort |
Fusco, Giannetta |
title |
Terra Nova Bay Polynya dynamics, surface heat fluxes and their impact on thermohaline variability of the water column ... |
title_short |
Terra Nova Bay Polynya dynamics, surface heat fluxes and their impact on thermohaline variability of the water column ... |
title_full |
Terra Nova Bay Polynya dynamics, surface heat fluxes and their impact on thermohaline variability of the water column ... |
title_fullStr |
Terra Nova Bay Polynya dynamics, surface heat fluxes and their impact on thermohaline variability of the water column ... |
title_full_unstemmed |
Terra Nova Bay Polynya dynamics, surface heat fluxes and their impact on thermohaline variability of the water column ... |
title_sort |
terra nova bay polynya dynamics, surface heat fluxes and their impact on thermohaline variability of the water column ... |
publisher |
GFZ German Research Centre for Geosciences |
publishDate |
2023 |
url |
https://dx.doi.org/10.57757/iugg23-1708 https://gfzpublic.gfz-potsdam.de/pubman/item/item_5017912 |
geographic |
Antarctic Austral Ross Sea Terra Nova Bay The Antarctic |
geographic_facet |
Antarctic Austral Ross Sea Terra Nova Bay The Antarctic |
genre |
Antarc* Antarctic Ross Sea Sea ice |
genre_facet |
Antarc* Antarctic Ross Sea 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/iugg23-1708 |
_version_ |
1772176620169199616 |