Ocean salinity from satellite-derived temperature in the Antarctic Ocean
International audience The aim of the MINERVE project (Mesures à l’INterface Eau-aiR de la Variabilité des Échanges de CO$_2$) is to observe and understand the seasonal and interannual variability of the partial pressure of CO$_2$ (pCO$_2$) in surface waters using hydrological and biogeochemical dat...
Published in: | Antarctic Science |
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Main Authors: | , , , , |
Other Authors: | , , , , , , , , , |
Format: | Article in Journal/Newspaper |
Language: | English |
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HAL CCSD
2016
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Online Access: | https://hal.science/hal-01497493 https://hal.science/hal-01497493/document https://hal.science/hal-01497493/file/59071.pdf https://doi.org/10.1017/s0954102015000516 |
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HAL Sorbonne Université |
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ftsorbonneuniv |
language |
English |
topic |
mapping Southern Ocean surface salinity temperature field [SDU.STU.OC]Sciences of the Universe [physics]/Earth Sciences/Oceanography |
spellingShingle |
mapping Southern Ocean surface salinity temperature field [SDU.STU.OC]Sciences of the Universe [physics]/Earth Sciences/Oceanography Benallal, Mohamed Moussa, Hadger Touratier, Franck Goyet, Catherine Poisson, Alain Ocean salinity from satellite-derived temperature in the Antarctic Ocean |
topic_facet |
mapping Southern Ocean surface salinity temperature field [SDU.STU.OC]Sciences of the Universe [physics]/Earth Sciences/Oceanography |
description |
International audience The aim of the MINERVE project (Mesures à l’INterface Eau-aiR de la Variabilité des Échanges de CO$_2$) is to observe and understand the seasonal and interannual variability of the partial pressure of CO$_2$ (pCO$_2$) in surface waters using hydrological and biogeochemical data in the Southern Ocean south of Australia. Logistics routes of the RV Astrolabe provide access to scarcely studied areas, thus allowing us to understand the different processes acting in this area of the Antarctic Ocean. The surface area covered by these cruises, however, is tiny compared with the total surface area of the Antarctic Ocean. Correlations between in situ surface temperature and salinity data were applied to satellite images of sea surface temperature to map ocean surface salinity over a much wider area than under the cruise tracks. Comparisons with salinity data from satellites which provide ~100 km resolution and 0.1 accuracy indicate that we are able to map salinity at 4 km resolution and almost the same accuracy of ± 0.1. |
author2 |
Institut de Modélisation et d'Analyses en géo-environnement et santé - Espace Développement (IMAGES-Espace DEV) UMR 228 Espace-Dev, Espace pour le développement Institut de Recherche pour le Développement (IRD)-Université de Perpignan Via Domitia (UPVD)-Avignon Université (AU)-Université de La Réunion (UR)-Université de Montpellier (UM)-Université de Guyane (UG)-Université des Antilles (UA)-Institut de Recherche pour le Développement (IRD)-Université de Perpignan Via Domitia (UPVD)-Avignon Université (AU)-Université de La Réunion (UR)-Université de Montpellier (UM)-Université de Guyane (UG)-Université des Antilles (UA) 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) Institut Polytechnique de Paris (IP Paris)-Institut Polytechnique de Paris (IP Paris)-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) Institut Polytechnique de Paris (IP Paris)-Institut Polytechnique de Paris (IP Paris)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS) |
format |
Article in Journal/Newspaper |
author |
Benallal, Mohamed Moussa, Hadger Touratier, Franck Goyet, Catherine Poisson, Alain |
author_facet |
Benallal, Mohamed Moussa, Hadger Touratier, Franck Goyet, Catherine Poisson, Alain |
author_sort |
Benallal, Mohamed |
title |
Ocean salinity from satellite-derived temperature in the Antarctic Ocean |
title_short |
Ocean salinity from satellite-derived temperature in the Antarctic Ocean |
title_full |
Ocean salinity from satellite-derived temperature in the Antarctic Ocean |
title_fullStr |
Ocean salinity from satellite-derived temperature in the Antarctic Ocean |
title_full_unstemmed |
Ocean salinity from satellite-derived temperature in the Antarctic Ocean |
title_sort |
ocean salinity from satellite-derived temperature in the antarctic ocean |
publisher |
HAL CCSD |
publishDate |
2016 |
url |
https://hal.science/hal-01497493 https://hal.science/hal-01497493/document https://hal.science/hal-01497493/file/59071.pdf https://doi.org/10.1017/s0954102015000516 |
genre |
Antarc* Antarctic Antarctic Ocean Antarctic Science Southern Ocean |
genre_facet |
Antarc* Antarctic Antarctic Ocean Antarctic Science Southern Ocean |
op_source |
ISSN: 0954-1020 EISSN: 1365-2079 Antarctic Science https://hal.science/hal-01497493 Antarctic Science, 2016, 28 (02), pp.127 - 134. ⟨10.1017/s0954102015000516⟩ https://www.cambridge.org/core/journals/antarctic-science/article/ocean-salinity-from-satellite-derived-temperature-in-the-antarctic-ocean/04A087D70C5494FD86B245CCE64293BA |
op_relation |
info:eu-repo/semantics/altIdentifier/doi/10.1017/s0954102015000516 hal-01497493 https://hal.science/hal-01497493 https://hal.science/hal-01497493/document https://hal.science/hal-01497493/file/59071.pdf doi:10.1017/s0954102015000516 |
op_rights |
info:eu-repo/semantics/OpenAccess |
op_doi |
https://doi.org/10.1017/s0954102015000516 |
container_title |
Antarctic Science |
container_volume |
28 |
container_issue |
2 |
container_start_page |
127 |
op_container_end_page |
134 |
_version_ |
1810496455847182336 |
spelling |
ftsorbonneuniv:oai:HAL:hal-01497493v1 2024-09-15T17:47:19+00:00 Ocean salinity from satellite-derived temperature in the Antarctic Ocean Benallal, Mohamed Moussa, Hadger Touratier, Franck Goyet, Catherine Poisson, Alain Institut de Modélisation et d'Analyses en géo-environnement et santé - Espace Développement (IMAGES-Espace DEV) UMR 228 Espace-Dev, Espace pour le développement Institut de Recherche pour le Développement (IRD)-Université de Perpignan Via Domitia (UPVD)-Avignon Université (AU)-Université de La Réunion (UR)-Université de Montpellier (UM)-Université de Guyane (UG)-Université des Antilles (UA)-Institut de Recherche pour le Développement (IRD)-Université de Perpignan Via Domitia (UPVD)-Avignon Université (AU)-Université de La Réunion (UR)-Université de Montpellier (UM)-Université de Guyane (UG)-Université des Antilles (UA) 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) Institut Polytechnique de Paris (IP Paris)-Institut Polytechnique de Paris (IP Paris)-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) Institut Polytechnique de Paris (IP Paris)-Institut Polytechnique de Paris (IP Paris)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS) 2016 https://hal.science/hal-01497493 https://hal.science/hal-01497493/document https://hal.science/hal-01497493/file/59071.pdf https://doi.org/10.1017/s0954102015000516 en eng HAL CCSD Cambridge University Press (CUP) info:eu-repo/semantics/altIdentifier/doi/10.1017/s0954102015000516 hal-01497493 https://hal.science/hal-01497493 https://hal.science/hal-01497493/document https://hal.science/hal-01497493/file/59071.pdf doi:10.1017/s0954102015000516 info:eu-repo/semantics/OpenAccess ISSN: 0954-1020 EISSN: 1365-2079 Antarctic Science https://hal.science/hal-01497493 Antarctic Science, 2016, 28 (02), pp.127 - 134. ⟨10.1017/s0954102015000516⟩ https://www.cambridge.org/core/journals/antarctic-science/article/ocean-salinity-from-satellite-derived-temperature-in-the-antarctic-ocean/04A087D70C5494FD86B245CCE64293BA mapping Southern Ocean surface salinity temperature field [SDU.STU.OC]Sciences of the Universe [physics]/Earth Sciences/Oceanography info:eu-repo/semantics/article Journal articles 2016 ftsorbonneuniv https://doi.org/10.1017/s0954102015000516 2024-08-01T23:46:50Z International audience The aim of the MINERVE project (Mesures à l’INterface Eau-aiR de la Variabilité des Échanges de CO$_2$) is to observe and understand the seasonal and interannual variability of the partial pressure of CO$_2$ (pCO$_2$) in surface waters using hydrological and biogeochemical data in the Southern Ocean south of Australia. Logistics routes of the RV Astrolabe provide access to scarcely studied areas, thus allowing us to understand the different processes acting in this area of the Antarctic Ocean. The surface area covered by these cruises, however, is tiny compared with the total surface area of the Antarctic Ocean. Correlations between in situ surface temperature and salinity data were applied to satellite images of sea surface temperature to map ocean surface salinity over a much wider area than under the cruise tracks. Comparisons with salinity data from satellites which provide ~100 km resolution and 0.1 accuracy indicate that we are able to map salinity at 4 km resolution and almost the same accuracy of ± 0.1. Article in Journal/Newspaper Antarc* Antarctic Antarctic Ocean Antarctic Science Southern Ocean HAL Sorbonne Université Antarctic Science 28 2 127 134 |