Observational evidence for on-shelf heat transport driven by dense water export in the Weddell Sea
International audience The transport of oceanic heat towards the Antarctic continental margin is central to the mass balance of the Antarctic Ice Sheet. Recent modeling efforts challenge our view on where and how the on-shelf heat flux occurs, suggesting that it is largest where dense shelf waters c...
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ftinspolytechpar:oai:HAL:insu-04139564v1 2024-05-19T07:31:38+00:00 Observational evidence for on-shelf heat transport driven by dense water export in the Weddell Sea Darelius, Elin Daae, Kjersti Dundas, Vâr Fer, Ilker Hellmer, Hartmut H. Janout, Markus Nicholls, Keith W. Sallée, Jean-Baptiste Østerhus, Svein Processus et interactions de fine échelle océanique (PROTEO) Laboratoire d'Océanographie et du Climat : Expérimentations et Approches Numériques (LOCEAN) Muséum national d'Histoire naturelle (MNHN)-Institut de Recherche pour le Développement (IRD)-Institut national des sciences de l'Univers (INSU - CNRS)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Institut Pierre-Simon-Laplace (IPSL (FR_636)) École normale supérieure - Paris (ENS-PSL) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Institut national des sciences de l'Univers (INSU - CNRS)-École polytechnique (X)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Université Paris Cité (UPCité)-École normale supérieure - Paris (ENS-PSL) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-École polytechnique (X)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Université Paris Cité (UPCité)-Muséum national d'Histoire naturelle (MNHN)-Institut de Recherche pour le Développement (IRD)-Institut national des sciences de l'Univers (INSU - CNRS)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Institut Pierre-Simon-Laplace (IPSL (FR_636)) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-École polytechnique (X)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Université Paris Cité (UPCité) 2023 https://insu.hal.science/insu-04139564 https://insu.hal.science/insu-04139564/document https://insu.hal.science/insu-04139564/file/s41467-023-36580-3.pdf https://doi.org/10.1038/s41467-023-36580-3 en eng HAL CCSD Nature Publishing Group info:eu-repo/semantics/altIdentifier/doi/10.1038/s41467-023-36580-3 insu-04139564 https://insu.hal.science/insu-04139564 https://insu.hal.science/insu-04139564/document https://insu.hal.science/insu-04139564/file/s41467-023-36580-3.pdf BIBCODE: 2023NatCo.14.1022D doi:10.1038/s41467-023-36580-3 WOS: 000957599200005 http://creativecommons.org/licenses/by/ info:eu-repo/semantics/OpenAccess ISSN: 2041-1723 EISSN: 2041-1723 Nature Communications https://insu.hal.science/insu-04139564 Nature Communications, 2023, 14, ⟨10.1038/s41467-023-36580-3⟩ [SDU]Sciences of the Universe [physics] info:eu-repo/semantics/article Journal articles 2023 ftinspolytechpar https://doi.org/10.1038/s41467-023-36580-3 2024-04-22T01:46:40Z International audience The transport of oceanic heat towards the Antarctic continental margin is central to the mass balance of the Antarctic Ice Sheet. Recent modeling efforts challenge our view on where and how the on-shelf heat flux occurs, suggesting that it is largest where dense shelf waters cascade down the continental slope. Here we provide observational evidence supporting this claim. Using records from moored instruments, we link the downslope flow of dense water from the Filchner overflow to upslope and on-shelf flow of warm water. Article in Journal/Newspaper Antarc* Antarctic Ice Sheet Weddell Sea HAL de l'Institut Polytechnique de Paris Nature Communications 14 1 |
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Open Polar |
collection |
HAL de l'Institut Polytechnique de Paris |
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ftinspolytechpar |
language |
English |
topic |
[SDU]Sciences of the Universe [physics] |
spellingShingle |
[SDU]Sciences of the Universe [physics] Darelius, Elin Daae, Kjersti Dundas, Vâr Fer, Ilker Hellmer, Hartmut H. Janout, Markus Nicholls, Keith W. Sallée, Jean-Baptiste Østerhus, Svein Observational evidence for on-shelf heat transport driven by dense water export in the Weddell Sea |
topic_facet |
[SDU]Sciences of the Universe [physics] |
description |
International audience The transport of oceanic heat towards the Antarctic continental margin is central to the mass balance of the Antarctic Ice Sheet. Recent modeling efforts challenge our view on where and how the on-shelf heat flux occurs, suggesting that it is largest where dense shelf waters cascade down the continental slope. Here we provide observational evidence supporting this claim. Using records from moored instruments, we link the downslope flow of dense water from the Filchner overflow to upslope and on-shelf flow of warm water. |
author2 |
Processus et interactions de fine échelle océanique (PROTEO) Laboratoire d'Océanographie et du Climat : Expérimentations et Approches Numériques (LOCEAN) Muséum national d'Histoire naturelle (MNHN)-Institut de Recherche pour le Développement (IRD)-Institut national des sciences de l'Univers (INSU - CNRS)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Institut Pierre-Simon-Laplace (IPSL (FR_636)) École normale supérieure - Paris (ENS-PSL) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Institut national des sciences de l'Univers (INSU - CNRS)-École polytechnique (X)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Université Paris Cité (UPCité)-École normale supérieure - Paris (ENS-PSL) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-École polytechnique (X)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Université Paris Cité (UPCité)-Muséum national d'Histoire naturelle (MNHN)-Institut de Recherche pour le Développement (IRD)-Institut national des sciences de l'Univers (INSU - CNRS)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Institut Pierre-Simon-Laplace (IPSL (FR_636)) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-École polytechnique (X)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Université Paris Cité (UPCité) |
format |
Article in Journal/Newspaper |
author |
Darelius, Elin Daae, Kjersti Dundas, Vâr Fer, Ilker Hellmer, Hartmut H. Janout, Markus Nicholls, Keith W. Sallée, Jean-Baptiste Østerhus, Svein |
author_facet |
Darelius, Elin Daae, Kjersti Dundas, Vâr Fer, Ilker Hellmer, Hartmut H. Janout, Markus Nicholls, Keith W. Sallée, Jean-Baptiste Østerhus, Svein |
author_sort |
Darelius, Elin |
title |
Observational evidence for on-shelf heat transport driven by dense water export in the Weddell Sea |
title_short |
Observational evidence for on-shelf heat transport driven by dense water export in the Weddell Sea |
title_full |
Observational evidence for on-shelf heat transport driven by dense water export in the Weddell Sea |
title_fullStr |
Observational evidence for on-shelf heat transport driven by dense water export in the Weddell Sea |
title_full_unstemmed |
Observational evidence for on-shelf heat transport driven by dense water export in the Weddell Sea |
title_sort |
observational evidence for on-shelf heat transport driven by dense water export in the weddell sea |
publisher |
HAL CCSD |
publishDate |
2023 |
url |
https://insu.hal.science/insu-04139564 https://insu.hal.science/insu-04139564/document https://insu.hal.science/insu-04139564/file/s41467-023-36580-3.pdf https://doi.org/10.1038/s41467-023-36580-3 |
genre |
Antarc* Antarctic Ice Sheet Weddell Sea |
genre_facet |
Antarc* Antarctic Ice Sheet Weddell Sea |
op_source |
ISSN: 2041-1723 EISSN: 2041-1723 Nature Communications https://insu.hal.science/insu-04139564 Nature Communications, 2023, 14, ⟨10.1038/s41467-023-36580-3⟩ |
op_relation |
info:eu-repo/semantics/altIdentifier/doi/10.1038/s41467-023-36580-3 insu-04139564 https://insu.hal.science/insu-04139564 https://insu.hal.science/insu-04139564/document https://insu.hal.science/insu-04139564/file/s41467-023-36580-3.pdf BIBCODE: 2023NatCo.14.1022D doi:10.1038/s41467-023-36580-3 WOS: 000957599200005 |
op_rights |
http://creativecommons.org/licenses/by/ info:eu-repo/semantics/OpenAccess |
op_doi |
https://doi.org/10.1038/s41467-023-36580-3 |
container_title |
Nature Communications |
container_volume |
14 |
container_issue |
1 |
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1799469497174720512 |