Improving past sea surface temperature estimates based on planktonic fossil faunas
International audience A new method of past sea surface temperature (SST) reconstruction based on the modem analog technique (Prell, 1985) and on the indirect approach (Bartlein et al., 1986) has been developed: the revised analog method (RAM). Applied to planktonic foraminifera, this technique lead...
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HAL CCSD
1998
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Online Access: | https://hal.archives-ouvertes.fr/hal-01457633 https://hal.archives-ouvertes.fr/hal-01457633/document https://hal.archives-ouvertes.fr/hal-01457633/file/98PA00071.pdf https://doi.org/10.1029/98PA00071 |
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ftccsdartic:oai:HAL:hal-01457633v1 2023-05-15T18:00:47+02:00 Improving past sea surface temperature estimates based on planktonic fossil faunas Waelbroeck, C Labeyrie, Laurent Duplessy, Jean-Claude Guiot, Joel Labracherie, Monique Leclaire, H. Duprat, Josette Laboratoire des Sciences du Climat et de l'Environnement Gif-sur-Yvette (LSCE) Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ) Paléocéanographie (PALEOCEAN) Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ) Institut Méditerranéen d'Ecologie et de Paléoécologie (IMEP) Université Paul Cézanne - Aix-Marseille 3-Centre National de la Recherche Scientifique (CNRS)-Avignon Université (AU)-Université de Provence - Aix-Marseille 1 Environnements et Paléoenvironnements OCéaniques (EPOC) Observatoire aquitain des sciences de l'univers (OASU) Université Sciences et Technologies - Bordeaux 1-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS)-Université Sciences et Technologies - Bordeaux 1-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS)-École pratique des hautes études (EPHE) Université Paris sciences et lettres (PSL)-Université Paris sciences et lettres (PSL)-Centre National de la Recherche Scientifique (CNRS) 1998-06 https://hal.archives-ouvertes.fr/hal-01457633 https://hal.archives-ouvertes.fr/hal-01457633/document https://hal.archives-ouvertes.fr/hal-01457633/file/98PA00071.pdf https://doi.org/10.1029/98PA00071 en eng HAL CCSD American Geophysical Union info:eu-repo/semantics/altIdentifier/doi/10.1029/98PA00071 hal-01457633 https://hal.archives-ouvertes.fr/hal-01457633 https://hal.archives-ouvertes.fr/hal-01457633/document https://hal.archives-ouvertes.fr/hal-01457633/file/98PA00071.pdf doi:10.1029/98PA00071 WOS: 000074012800006 info:eu-repo/semantics/OpenAccess ISSN: 0883-8305 Paleoceanography https://hal.archives-ouvertes.fr/hal-01457633 Paleoceanography, American Geophysical Union, 1998, 13 (3), pp.272-283. ⟨10.1029/98PA00071⟩ [SDE.MCG]Environmental Sciences/Global Changes info:eu-repo/semantics/article Journal articles 1998 ftccsdartic https://doi.org/10.1029/98PA00071 2021-12-19T00:52:11Z International audience A new method of past sea surface temperature (SST) reconstruction based on the modem analog technique (Prell, 1985) and on the indirect approach (Bartlein et al., 1986) has been developed: the revised analog method (RAM). Applied to planktonic foraminifera, this technique leads to significant improvements in modern SST reconstruction with respect to former methods: our estimates are characterized by much lower residuals and a better coverage of the observed SST range. Moreover, the error of RAM estimates of past SSTs is lower than that associated with former reconstructions, particularly at middle and high latitudes. In low latitudes, cold season SSTs reconstructed by RAM during glacials are 1 degrees-3 degrees C lower than previously estimated. Our results tend thus to reconcile paleoestimates of glacial temperatures based on planktonic microfossils and on continental data in the tropics. Article in Journal/Newspaper Planktonic foraminifera Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe) Paleoceanography 13 3 272 283 |
institution |
Open Polar |
collection |
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe) |
op_collection_id |
ftccsdartic |
language |
English |
topic |
[SDE.MCG]Environmental Sciences/Global Changes |
spellingShingle |
[SDE.MCG]Environmental Sciences/Global Changes Waelbroeck, C Labeyrie, Laurent Duplessy, Jean-Claude Guiot, Joel Labracherie, Monique Leclaire, H. Duprat, Josette Improving past sea surface temperature estimates based on planktonic fossil faunas |
topic_facet |
[SDE.MCG]Environmental Sciences/Global Changes |
description |
International audience A new method of past sea surface temperature (SST) reconstruction based on the modem analog technique (Prell, 1985) and on the indirect approach (Bartlein et al., 1986) has been developed: the revised analog method (RAM). Applied to planktonic foraminifera, this technique leads to significant improvements in modern SST reconstruction with respect to former methods: our estimates are characterized by much lower residuals and a better coverage of the observed SST range. Moreover, the error of RAM estimates of past SSTs is lower than that associated with former reconstructions, particularly at middle and high latitudes. In low latitudes, cold season SSTs reconstructed by RAM during glacials are 1 degrees-3 degrees C lower than previously estimated. Our results tend thus to reconcile paleoestimates of glacial temperatures based on planktonic microfossils and on continental data in the tropics. |
author2 |
Laboratoire des Sciences du Climat et de l'Environnement Gif-sur-Yvette (LSCE) Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ) Paléocéanographie (PALEOCEAN) Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ) Institut Méditerranéen d'Ecologie et de Paléoécologie (IMEP) Université Paul Cézanne - Aix-Marseille 3-Centre National de la Recherche Scientifique (CNRS)-Avignon Université (AU)-Université de Provence - Aix-Marseille 1 Environnements et Paléoenvironnements OCéaniques (EPOC) Observatoire aquitain des sciences de l'univers (OASU) Université Sciences et Technologies - Bordeaux 1-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS)-Université Sciences et Technologies - Bordeaux 1-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS)-École pratique des hautes études (EPHE) Université Paris sciences et lettres (PSL)-Université Paris sciences et lettres (PSL)-Centre National de la Recherche Scientifique (CNRS) |
format |
Article in Journal/Newspaper |
author |
Waelbroeck, C Labeyrie, Laurent Duplessy, Jean-Claude Guiot, Joel Labracherie, Monique Leclaire, H. Duprat, Josette |
author_facet |
Waelbroeck, C Labeyrie, Laurent Duplessy, Jean-Claude Guiot, Joel Labracherie, Monique Leclaire, H. Duprat, Josette |
author_sort |
Waelbroeck, C |
title |
Improving past sea surface temperature estimates based on planktonic fossil faunas |
title_short |
Improving past sea surface temperature estimates based on planktonic fossil faunas |
title_full |
Improving past sea surface temperature estimates based on planktonic fossil faunas |
title_fullStr |
Improving past sea surface temperature estimates based on planktonic fossil faunas |
title_full_unstemmed |
Improving past sea surface temperature estimates based on planktonic fossil faunas |
title_sort |
improving past sea surface temperature estimates based on planktonic fossil faunas |
publisher |
HAL CCSD |
publishDate |
1998 |
url |
https://hal.archives-ouvertes.fr/hal-01457633 https://hal.archives-ouvertes.fr/hal-01457633/document https://hal.archives-ouvertes.fr/hal-01457633/file/98PA00071.pdf https://doi.org/10.1029/98PA00071 |
genre |
Planktonic foraminifera |
genre_facet |
Planktonic foraminifera |
op_source |
ISSN: 0883-8305 Paleoceanography https://hal.archives-ouvertes.fr/hal-01457633 Paleoceanography, American Geophysical Union, 1998, 13 (3), pp.272-283. ⟨10.1029/98PA00071⟩ |
op_relation |
info:eu-repo/semantics/altIdentifier/doi/10.1029/98PA00071 hal-01457633 https://hal.archives-ouvertes.fr/hal-01457633 https://hal.archives-ouvertes.fr/hal-01457633/document https://hal.archives-ouvertes.fr/hal-01457633/file/98PA00071.pdf doi:10.1029/98PA00071 WOS: 000074012800006 |
op_rights |
info:eu-repo/semantics/OpenAccess |
op_doi |
https://doi.org/10.1029/98PA00071 |
container_title |
Paleoceanography |
container_volume |
13 |
container_issue |
3 |
container_start_page |
272 |
op_container_end_page |
283 |
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1766170034447581184 |