Potential impact of climate change on marine export production
International audience Future climate change will affect marine productivity, as well as other many components of Earth system. We have investigated the response of marine productivity to global warming with two different ocean biogeochemical schemes and two different atmosphere-ocean coupled genera...
Published in: | Global Biogeochemical Cycles |
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Main Authors: | , , , , , , , |
Other Authors: | , , , , , , , , , , , , , , , , |
Format: | Article in Journal/Newspaper |
Language: | English |
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HAL CCSD
2001
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Online Access: | https://hal.science/hal-00772149 https://hal.science/hal-00772149/document https://hal.science/hal-00772149/file/1999GB001256.pdf https://doi.org/10.1029/1999GB001256 |
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English |
topic |
Oceanography: Biological and Chemical: Modeling Global Change: Biogeochemical processes [PHYS.PHYS.PHYS-GEO-PH]Physics [physics]/Physics [physics]/Geophysics [physics.geo-ph] [SDU.STU.GP]Sciences of the Universe [physics]/Earth Sciences/Geophysics [physics.geo-ph] |
spellingShingle |
Oceanography: Biological and Chemical: Modeling Global Change: Biogeochemical processes [PHYS.PHYS.PHYS-GEO-PH]Physics [physics]/Physics [physics]/Geophysics [physics.geo-ph] [SDU.STU.GP]Sciences of the Universe [physics]/Earth Sciences/Geophysics [physics.geo-ph] Bopp, Laurent Monfray, Patrick Aumont, Olivier Dufresne, Jean-Louis Le Treut, Hervé Madec, Gurvan Terray, Laurent Orr, James C. Potential impact of climate change on marine export production |
topic_facet |
Oceanography: Biological and Chemical: Modeling Global Change: Biogeochemical processes [PHYS.PHYS.PHYS-GEO-PH]Physics [physics]/Physics [physics]/Geophysics [physics.geo-ph] [SDU.STU.GP]Sciences of the Universe [physics]/Earth Sciences/Geophysics [physics.geo-ph] |
description |
International audience Future climate change will affect marine productivity, as well as other many components of Earth system. We have investigated the response of marine productivity to global warming with two different ocean biogeochemical schemes and two different atmosphere-ocean coupled general circulation models (GCM). Both coupled GCMs were used without flux correction to simulate climate response to increased greenhouse gases (+1% CO 2 /yr for 80 years). At 2×CO 2 , increased stratification leads to both reduced nutrient supply and increased light efficiency. Both effects drive a reduction in marine export production (-6%), although regionally changes can be both negative and positive (from -15% zonal average in the tropics to +10% in the Southern Ocean). Both coupled models and both biogeochemical schemes simulate a poleward shift of marine production due mainly to a longer growing season at high latitudes. At low latitudes, the effect of reduced upwelling prevails. The resulting reduction in marine productivity, and other marine resources, could become detectable in the near future, if appropriate long-term observing systems are implemented. |
author2 |
Laboratoire des Sciences du Climat et de l'Environnement Gif-sur-Yvette (LSCE) 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)-Direction de Recherche Fondamentale (CEA) (DRF (CEA)) Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA) National Institute for Earth Science and Astronomy (INSU-CNRS) Institut national des sciences de l'Univers (INSU - CNRS) Institut de Recherche pour le Développement (IRD) Laboratoire de Météorologie Dynamique (UMR 8539) (LMD) Université Pierre et Marie Curie - Paris 6 (UPMC)-Institut national des sciences de l'Univers (INSU - CNRS)-École polytechnique (X) Institut Polytechnique de Paris (IP Paris)-Institut Polytechnique de Paris (IP Paris)-École des Ponts ParisTech (ENPC)-Centre National de la Recherche Scientifique (CNRS)-Département des Géosciences - ENS Paris École normale supérieure - Paris (ENS-PSL) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-École normale supérieure - Paris (ENS-PSL) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL) Laboratoire d'océanographie dynamique et de climatologie (LODYC) Institut de Recherche pour le Développement (IRD)-Université Pierre et Marie Curie - Paris 6 (UPMC)-Centre National de la Recherche Scientifique (CNRS) Centre Européen de Recherche et de Formation Avancée en Calcul Scientifique (CERFACS) Modelling the Earth Response to Multiple Anthropogenic Interactions and Dynamics (MERMAID) Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-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)-Direction de Recherche Fondamentale (CEA) (DRF (CEA)) |
format |
Article in Journal/Newspaper |
author |
Bopp, Laurent Monfray, Patrick Aumont, Olivier Dufresne, Jean-Louis Le Treut, Hervé Madec, Gurvan Terray, Laurent Orr, James C. |
author_facet |
Bopp, Laurent Monfray, Patrick Aumont, Olivier Dufresne, Jean-Louis Le Treut, Hervé Madec, Gurvan Terray, Laurent Orr, James C. |
author_sort |
Bopp, Laurent |
title |
Potential impact of climate change on marine export production |
title_short |
Potential impact of climate change on marine export production |
title_full |
Potential impact of climate change on marine export production |
title_fullStr |
Potential impact of climate change on marine export production |
title_full_unstemmed |
Potential impact of climate change on marine export production |
title_sort |
potential impact of climate change on marine export production |
publisher |
HAL CCSD |
publishDate |
2001 |
url |
https://hal.science/hal-00772149 https://hal.science/hal-00772149/document https://hal.science/hal-00772149/file/1999GB001256.pdf https://doi.org/10.1029/1999GB001256 |
geographic |
Southern Ocean |
geographic_facet |
Southern Ocean |
genre |
Southern Ocean |
genre_facet |
Southern Ocean |
op_source |
ISSN: 0886-6236 EISSN: 1944-8224 Global Biogeochemical Cycles https://hal.science/hal-00772149 Global Biogeochemical Cycles, 2001, 15, pp.81-100. ⟨10.1029/1999GB001256⟩ |
op_relation |
info:eu-repo/semantics/altIdentifier/doi/10.1029/1999GB001256 hal-00772149 https://hal.science/hal-00772149 https://hal.science/hal-00772149/document https://hal.science/hal-00772149/file/1999GB001256.pdf BIBCODE: 2001GBioC.15.81B doi:10.1029/1999GB001256 IRD: fdi:010080053 WOS: 000167848800008 |
op_rights |
info:eu-repo/semantics/OpenAccess |
op_doi |
https://doi.org/10.1029/1999GB001256 |
container_title |
Global Biogeochemical Cycles |
container_volume |
15 |
container_issue |
1 |
container_start_page |
81 |
op_container_end_page |
99 |
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1812181585531764736 |
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ftsorbonneuniv:oai:HAL:hal-00772149v1 2024-10-06T13:52:58+00:00 Potential impact of climate change on marine export production Bopp, Laurent Monfray, Patrick Aumont, Olivier Dufresne, Jean-Louis Le Treut, Hervé Madec, Gurvan Terray, Laurent Orr, James C. Laboratoire des Sciences du Climat et de l'Environnement Gif-sur-Yvette (LSCE) 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)-Direction de Recherche Fondamentale (CEA) (DRF (CEA)) Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA) National Institute for Earth Science and Astronomy (INSU-CNRS) Institut national des sciences de l'Univers (INSU - CNRS) Institut de Recherche pour le Développement (IRD) Laboratoire de Météorologie Dynamique (UMR 8539) (LMD) Université Pierre et Marie Curie - Paris 6 (UPMC)-Institut national des sciences de l'Univers (INSU - CNRS)-École polytechnique (X) Institut Polytechnique de Paris (IP Paris)-Institut Polytechnique de Paris (IP Paris)-École des Ponts ParisTech (ENPC)-Centre National de la Recherche Scientifique (CNRS)-Département des Géosciences - ENS Paris École normale supérieure - Paris (ENS-PSL) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-École normale supérieure - Paris (ENS-PSL) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL) Laboratoire d'océanographie dynamique et de climatologie (LODYC) Institut de Recherche pour le Développement (IRD)-Université Pierre et Marie Curie - Paris 6 (UPMC)-Centre National de la Recherche Scientifique (CNRS) Centre Européen de Recherche et de Formation Avancée en Calcul Scientifique (CERFACS) Modelling the Earth Response to Multiple Anthropogenic Interactions and Dynamics (MERMAID) Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-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)-Direction de Recherche Fondamentale (CEA) (DRF (CEA)) 2001 https://hal.science/hal-00772149 https://hal.science/hal-00772149/document https://hal.science/hal-00772149/file/1999GB001256.pdf https://doi.org/10.1029/1999GB001256 en eng HAL CCSD American Geophysical Union info:eu-repo/semantics/altIdentifier/doi/10.1029/1999GB001256 hal-00772149 https://hal.science/hal-00772149 https://hal.science/hal-00772149/document https://hal.science/hal-00772149/file/1999GB001256.pdf BIBCODE: 2001GBioC.15.81B doi:10.1029/1999GB001256 IRD: fdi:010080053 WOS: 000167848800008 info:eu-repo/semantics/OpenAccess ISSN: 0886-6236 EISSN: 1944-8224 Global Biogeochemical Cycles https://hal.science/hal-00772149 Global Biogeochemical Cycles, 2001, 15, pp.81-100. ⟨10.1029/1999GB001256⟩ Oceanography: Biological and Chemical: Modeling Global Change: Biogeochemical processes [PHYS.PHYS.PHYS-GEO-PH]Physics [physics]/Physics [physics]/Geophysics [physics.geo-ph] [SDU.STU.GP]Sciences of the Universe [physics]/Earth Sciences/Geophysics [physics.geo-ph] info:eu-repo/semantics/article Journal articles 2001 ftsorbonneuniv https://doi.org/10.1029/1999GB001256 2024-09-06T00:03:58Z International audience Future climate change will affect marine productivity, as well as other many components of Earth system. We have investigated the response of marine productivity to global warming with two different ocean biogeochemical schemes and two different atmosphere-ocean coupled general circulation models (GCM). Both coupled GCMs were used without flux correction to simulate climate response to increased greenhouse gases (+1% CO 2 /yr for 80 years). At 2×CO 2 , increased stratification leads to both reduced nutrient supply and increased light efficiency. Both effects drive a reduction in marine export production (-6%), although regionally changes can be both negative and positive (from -15% zonal average in the tropics to +10% in the Southern Ocean). Both coupled models and both biogeochemical schemes simulate a poleward shift of marine production due mainly to a longer growing season at high latitudes. At low latitudes, the effect of reduced upwelling prevails. The resulting reduction in marine productivity, and other marine resources, could become detectable in the near future, if appropriate long-term observing systems are implemented. Article in Journal/Newspaper Southern Ocean HAL Sorbonne Université Southern Ocean Global Biogeochemical Cycles 15 1 81 99 |