SMOS salinity in the subtropical North Atlantic salinity maximum. Part II: Two-dimensional horizontal thermohaline variability
International audience The horizontal thermohaline seasonal variability of the surface ocean is investigated in the subtropical North Atlantic Surface Salinity Maximum (SSSmax) region. Satellite sea surface temperature and salinity are used, along with high-resolution thermosalinograph data, and Arg...
Published in: | Journal of Geophysical Research: Oceans |
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Main Authors: | , , , |
Other Authors: | , , , , , , , |
Format: | Article in Journal/Newspaper |
Language: | English |
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HAL CCSD
2015
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Subjects: | |
Online Access: | https://hal.sorbonne-universite.fr/hal-01121855 https://hal.sorbonne-universite.fr/hal-01121855/document https://hal.sorbonne-universite.fr/hal-01121855/file/Kolodziejczyk_2015_SMOS_salinity_in.pdf https://doi.org/10.1002/2014JC010103 |
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ftceafr:oai:HAL:hal-01121855v1 |
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Open Polar |
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HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives) |
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ftceafr |
language |
English |
topic |
thermohaline structure SMOS salinity surface processes in situ data seasonal variability [SDU.OCEAN]Sciences of the Universe [physics]/Ocean Atmosphere [PHYS.PHYS.PHYS-GEO-PH]Physics [physics]/Physics [physics]/Geophysics [physics.geo-ph] |
spellingShingle |
thermohaline structure SMOS salinity surface processes in situ data seasonal variability [SDU.OCEAN]Sciences of the Universe [physics]/Ocean Atmosphere [PHYS.PHYS.PHYS-GEO-PH]Physics [physics]/Physics [physics]/Geophysics [physics.geo-ph] Kolodziejczyk, Nicolas, N. Hernandez, Olga Boutin, Jacqueline Reverdin, Gilles SMOS salinity in the subtropical North Atlantic salinity maximum. Part II: Two-dimensional horizontal thermohaline variability |
topic_facet |
thermohaline structure SMOS salinity surface processes in situ data seasonal variability [SDU.OCEAN]Sciences of the Universe [physics]/Ocean Atmosphere [PHYS.PHYS.PHYS-GEO-PH]Physics [physics]/Physics [physics]/Geophysics [physics.geo-ph] |
description |
International audience The horizontal thermohaline seasonal variability of the surface ocean is investigated in the subtropical North Atlantic Surface Salinity Maximum (SSSmax) region. Satellite sea surface temperature and salinity are used, along with high-resolution thermosalinograph data, and Argo interpolated products, to study the horizontal two-dimensional field of density and thermohaline variability. During late winter, compensated temperature and salinity gradients at large and mesoscale are observed northeast of the SSSmax, in the Azores Front Current region. In spite of the large and sharp surface thermohaline fronts, satellite measurements reveal a rather weak surface horizontal density gradient. During summer, the front is dominated by salinity gradients. South of the SSSmax, at large scales, the density ratio is controlled by the salinity gradient and the horizontal density gradient is enhanced by a constructive contribution of opposite salinity and temperature gradients. |
author2 |
Interactions et Processus au sein de la couche de Surface Océanique (IPSO) Laboratoire d'Océanographie et du Climat : Expérimentations et Approches Numériques (LOCEAN) Muséum national d'Histoire naturelle (MNHN)-Institut de Recherche pour le Développement (IRD)-Université Pierre et Marie Curie - Paris 6 (UPMC)-Institut national des sciences de l'Univers (INSU - CNRS)-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)-Université Paris Diderot - Paris 7 (UPD7)-École polytechnique (X)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-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)-Université Paris Diderot - Paris 7 (UPD7)-École polytechnique (X)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Muséum national d'Histoire naturelle (MNHN)-Institut de Recherche pour le Développement (IRD)-Université Pierre et Marie Curie - Paris 6 (UPMC)-Institut national des sciences de l'Univers (INSU - CNRS)-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)-Université Paris Diderot - Paris 7 (UPD7)-École polytechnique (X)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS) ANR-10-EQPX-0040,NAOS,Observations de l'océan global pour l'étude et la prévision de l'océan et du climat: préparation de la nouvelle décennie d'Argo(2010) |
format |
Article in Journal/Newspaper |
author |
Kolodziejczyk, Nicolas, N. Hernandez, Olga Boutin, Jacqueline Reverdin, Gilles |
author_facet |
Kolodziejczyk, Nicolas, N. Hernandez, Olga Boutin, Jacqueline Reverdin, Gilles |
author_sort |
Kolodziejczyk, Nicolas, N. |
title |
SMOS salinity in the subtropical North Atlantic salinity maximum. Part II: Two-dimensional horizontal thermohaline variability |
title_short |
SMOS salinity in the subtropical North Atlantic salinity maximum. Part II: Two-dimensional horizontal thermohaline variability |
title_full |
SMOS salinity in the subtropical North Atlantic salinity maximum. Part II: Two-dimensional horizontal thermohaline variability |
title_fullStr |
SMOS salinity in the subtropical North Atlantic salinity maximum. Part II: Two-dimensional horizontal thermohaline variability |
title_full_unstemmed |
SMOS salinity in the subtropical North Atlantic salinity maximum. Part II: Two-dimensional horizontal thermohaline variability |
title_sort |
smos salinity in the subtropical north atlantic salinity maximum. part ii: two-dimensional horizontal thermohaline variability |
publisher |
HAL CCSD |
publishDate |
2015 |
url |
https://hal.sorbonne-universite.fr/hal-01121855 https://hal.sorbonne-universite.fr/hal-01121855/document https://hal.sorbonne-universite.fr/hal-01121855/file/Kolodziejczyk_2015_SMOS_salinity_in.pdf https://doi.org/10.1002/2014JC010103 |
genre |
North Atlantic |
genre_facet |
North Atlantic |
op_source |
ISSN: 2169-9275 EISSN: 2169-9291 Journal of Geophysical Research. Oceans https://hal.sorbonne-universite.fr/hal-01121855 Journal of Geophysical Research. Oceans, 2015, 120 (2), pp.972-987. ⟨10.1002/2014JC010103⟩ |
op_relation |
info:eu-repo/semantics/altIdentifier/doi/10.1002/2014JC010103 hal-01121855 https://hal.sorbonne-universite.fr/hal-01121855 https://hal.sorbonne-universite.fr/hal-01121855/document https://hal.sorbonne-universite.fr/hal-01121855/file/Kolodziejczyk_2015_SMOS_salinity_in.pdf doi:10.1002/2014JC010103 |
op_rights |
info:eu-repo/semantics/OpenAccess |
op_doi |
https://doi.org/10.1002/2014JC010103 |
container_title |
Journal of Geophysical Research: Oceans |
container_volume |
120 |
container_issue |
2 |
container_start_page |
972 |
op_container_end_page |
987 |
_version_ |
1810461574375145472 |
spelling |
ftceafr:oai:HAL:hal-01121855v1 2024-09-15T18:22:09+00:00 SMOS salinity in the subtropical North Atlantic salinity maximum. Part II: Two-dimensional horizontal thermohaline variability Kolodziejczyk, Nicolas, N. Hernandez, Olga Boutin, Jacqueline Reverdin, Gilles Interactions et Processus au sein de la couche de Surface Océanique (IPSO) Laboratoire d'Océanographie et du Climat : Expérimentations et Approches Numériques (LOCEAN) Muséum national d'Histoire naturelle (MNHN)-Institut de Recherche pour le Développement (IRD)-Université Pierre et Marie Curie - Paris 6 (UPMC)-Institut national des sciences de l'Univers (INSU - CNRS)-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)-Université Paris Diderot - Paris 7 (UPD7)-École polytechnique (X)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-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)-Université Paris Diderot - Paris 7 (UPD7)-École polytechnique (X)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Muséum national d'Histoire naturelle (MNHN)-Institut de Recherche pour le Développement (IRD)-Université Pierre et Marie Curie - Paris 6 (UPMC)-Institut national des sciences de l'Univers (INSU - CNRS)-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)-Université Paris Diderot - Paris 7 (UPD7)-École polytechnique (X)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS) ANR-10-EQPX-0040,NAOS,Observations de l'océan global pour l'étude et la prévision de l'océan et du climat: préparation de la nouvelle décennie d'Argo(2010) 2015-02-18 https://hal.sorbonne-universite.fr/hal-01121855 https://hal.sorbonne-universite.fr/hal-01121855/document https://hal.sorbonne-universite.fr/hal-01121855/file/Kolodziejczyk_2015_SMOS_salinity_in.pdf https://doi.org/10.1002/2014JC010103 en eng HAL CCSD Wiley-Blackwell info:eu-repo/semantics/altIdentifier/doi/10.1002/2014JC010103 hal-01121855 https://hal.sorbonne-universite.fr/hal-01121855 https://hal.sorbonne-universite.fr/hal-01121855/document https://hal.sorbonne-universite.fr/hal-01121855/file/Kolodziejczyk_2015_SMOS_salinity_in.pdf doi:10.1002/2014JC010103 info:eu-repo/semantics/OpenAccess ISSN: 2169-9275 EISSN: 2169-9291 Journal of Geophysical Research. Oceans https://hal.sorbonne-universite.fr/hal-01121855 Journal of Geophysical Research. Oceans, 2015, 120 (2), pp.972-987. ⟨10.1002/2014JC010103⟩ thermohaline structure SMOS salinity surface processes in situ data seasonal variability [SDU.OCEAN]Sciences of the Universe [physics]/Ocean Atmosphere [PHYS.PHYS.PHYS-GEO-PH]Physics [physics]/Physics [physics]/Geophysics [physics.geo-ph] info:eu-repo/semantics/article Journal articles 2015 ftceafr https://doi.org/10.1002/2014JC010103 2024-07-22T13:31:45Z International audience The horizontal thermohaline seasonal variability of the surface ocean is investigated in the subtropical North Atlantic Surface Salinity Maximum (SSSmax) region. Satellite sea surface temperature and salinity are used, along with high-resolution thermosalinograph data, and Argo interpolated products, to study the horizontal two-dimensional field of density and thermohaline variability. During late winter, compensated temperature and salinity gradients at large and mesoscale are observed northeast of the SSSmax, in the Azores Front Current region. In spite of the large and sharp surface thermohaline fronts, satellite measurements reveal a rather weak surface horizontal density gradient. During summer, the front is dominated by salinity gradients. South of the SSSmax, at large scales, the density ratio is controlled by the salinity gradient and the horizontal density gradient is enhanced by a constructive contribution of opposite salinity and temperature gradients. Article in Journal/Newspaper North Atlantic HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives) Journal of Geophysical Research: Oceans 120 2 972 987 |