Influence of Summer Sublimation on δD, δ 18 O, and δ 17 O in Precipitation, East Antarctica, and Implications for Climate Reconstruction From Ice Cores
International audience In central Antarctica, where accumulation rates are very low, summer sublimation of surface snow is a key element of the surface mass balance, but its fingerprint in isotopic composition of water (δD, δ 18 O, and δ 17 O) remains unclear. In this study, we examined the influenc...
Published in: | Journal of Geophysical Research: Atmospheres |
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Main Authors: | , , , , , , , , , , , , , , , , , , |
Other Authors: | , , , , , , , , , , , , , , |
Format: | Article in Journal/Newspaper |
Language: | English |
Published: |
HAL CCSD
2019
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Subjects: | |
Online Access: | https://hal-insu.archives-ouvertes.fr/insu-02346785 https://hal-insu.archives-ouvertes.fr/insu-02346785/document https://hal-insu.archives-ouvertes.fr/insu-02346785/file/Pang_et_al-2019-Journal_of_Geophysical_Research__Atmospheres.pdf https://doi.org/10.1029/2018JD030218 |
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Open Polar |
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Université de Nantes: HAL-UNIV-NANTES |
op_collection_id |
ftunivnantes |
language |
English |
topic |
[SDU.OCEAN]Sciences of the Universe [physics]/Ocean Atmosphere |
spellingShingle |
[SDU.OCEAN]Sciences of the Universe [physics]/Ocean Atmosphere Pang, Hongxi Hou, Shugui Landais, Amaëlle Masson-Delmotte, Valérie Jouzel, Jean Steen-Larsen, Hans, Risi, Camille Zhang, Wangbin Wu, Shuangye Li, Yuansheng An, Chunlei Wang, Yetang Prie, Frederic Minster, Bénédicte Falourd, Sonia Stenni, Barbara Scarchilli, Claudio Fujita, Koji Grigioni, Paolo Influence of Summer Sublimation on δD, δ 18 O, and δ 17 O in Precipitation, East Antarctica, and Implications for Climate Reconstruction From Ice Cores |
topic_facet |
[SDU.OCEAN]Sciences of the Universe [physics]/Ocean Atmosphere |
description |
International audience In central Antarctica, where accumulation rates are very low, summer sublimation of surface snow is a key element of the surface mass balance, but its fingerprint in isotopic composition of water (δD, δ 18 O, and δ 17 O) remains unclear. In this study, we examined the influence of summer sublimation on δD, δ 18 O, and δ 17 O in precipitation using data sets of isotopic composition of precipitation at various sites on the inland East Antarctica. We found unexpectedly low δ 18 O values in the summer precipitation, decoupled from surface air temperatures. This feature can be explained by the combined effects of weak or nonexistent temperature inversion and moisture recycling associated with sublimation-condensation processes in summer. Isotopic fractionation during the moisture-recycling process also explains the observed high values of d-excess and 17 O-excess in summer precipitation. Our results suggest that the local cycle of sublimation-condensation in summer is an important process for the isotopic composition of surface snow, water vapor, and consequently precipitation on inland East Antarctica. |
author2 |
The State Key Laboratory of Cryosphere Science Cold and Arid Region Environment and Engineering Research Institute State Key Laboratory of Cryospheric Sciences Cold and Arid Regions Environmental and Engineering Research Institute Chinese Academy of Sciences Beijing (CAS)-Chinese Academy of Sciences Beijing (CAS)-Chinese Academy of Sciences Changchun Branch (CAS) Laboratoire des Sciences du Climat et de l'Environnement Gif-sur-Yvette (LSCE) 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-Saclay-Centre National de la Recherche Scientifique (CNRS) Glaces et Continents, Climats et Isotopes Stables (GLACCIOS) 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-Saclay-Centre National de la Recherche Scientifique (CNRS)-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-Saclay-Centre National de la Recherche Scientifique (CNRS) Laboratoire de Météorologie Dynamique (UMR 8539) (LMD) Institut national des sciences de l'Univers (INSU - CNRS)-École polytechnique (X)-École des Ponts ParisTech (ENPC)-Sorbonne Université (SU)-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) Technical University Hamburg Harburg Hamburg |
format |
Article in Journal/Newspaper |
author |
Pang, Hongxi Hou, Shugui Landais, Amaëlle Masson-Delmotte, Valérie Jouzel, Jean Steen-Larsen, Hans, Risi, Camille Zhang, Wangbin Wu, Shuangye Li, Yuansheng An, Chunlei Wang, Yetang Prie, Frederic Minster, Bénédicte Falourd, Sonia Stenni, Barbara Scarchilli, Claudio Fujita, Koji Grigioni, Paolo |
author_facet |
Pang, Hongxi Hou, Shugui Landais, Amaëlle Masson-Delmotte, Valérie Jouzel, Jean Steen-Larsen, Hans, Risi, Camille Zhang, Wangbin Wu, Shuangye Li, Yuansheng An, Chunlei Wang, Yetang Prie, Frederic Minster, Bénédicte Falourd, Sonia Stenni, Barbara Scarchilli, Claudio Fujita, Koji Grigioni, Paolo |
author_sort |
Pang, Hongxi |
title |
Influence of Summer Sublimation on δD, δ 18 O, and δ 17 O in Precipitation, East Antarctica, and Implications for Climate Reconstruction From Ice Cores |
title_short |
Influence of Summer Sublimation on δD, δ 18 O, and δ 17 O in Precipitation, East Antarctica, and Implications for Climate Reconstruction From Ice Cores |
title_full |
Influence of Summer Sublimation on δD, δ 18 O, and δ 17 O in Precipitation, East Antarctica, and Implications for Climate Reconstruction From Ice Cores |
title_fullStr |
Influence of Summer Sublimation on δD, δ 18 O, and δ 17 O in Precipitation, East Antarctica, and Implications for Climate Reconstruction From Ice Cores |
title_full_unstemmed |
Influence of Summer Sublimation on δD, δ 18 O, and δ 17 O in Precipitation, East Antarctica, and Implications for Climate Reconstruction From Ice Cores |
title_sort |
influence of summer sublimation on δd, δ 18 o, and δ 17 o in precipitation, east antarctica, and implications for climate reconstruction from ice cores |
publisher |
HAL CCSD |
publishDate |
2019 |
url |
https://hal-insu.archives-ouvertes.fr/insu-02346785 https://hal-insu.archives-ouvertes.fr/insu-02346785/document https://hal-insu.archives-ouvertes.fr/insu-02346785/file/Pang_et_al-2019-Journal_of_Geophysical_Research__Atmospheres.pdf https://doi.org/10.1029/2018JD030218 |
geographic |
East Antarctica |
geographic_facet |
East Antarctica |
genre |
Antarc* Antarctica East Antarctica |
genre_facet |
Antarc* Antarctica East Antarctica |
op_source |
ISSN: 2169-897X EISSN: 2169-8996 Journal of Geophysical Research: Atmospheres https://hal-insu.archives-ouvertes.fr/insu-02346785 Journal of Geophysical Research: Atmospheres, American Geophysical Union, 2019, 124 (13), pp.7339-7358. ⟨10.1029/2018JD030218⟩ |
op_relation |
info:eu-repo/semantics/altIdentifier/doi/10.1029/2018JD030218 insu-02346785 https://hal-insu.archives-ouvertes.fr/insu-02346785 https://hal-insu.archives-ouvertes.fr/insu-02346785/document https://hal-insu.archives-ouvertes.fr/insu-02346785/file/Pang_et_al-2019-Journal_of_Geophysical_Research__Atmospheres.pdf doi:10.1029/2018JD030218 |
op_rights |
info:eu-repo/semantics/OpenAccess |
op_doi |
https://doi.org/10.1029/2018JD030218 |
container_title |
Journal of Geophysical Research: Atmospheres |
_version_ |
1766267927661641728 |
spelling |
ftunivnantes:oai:HAL:insu-02346785v1 2023-05-15T13:59:23+02:00 Influence of Summer Sublimation on δD, δ 18 O, and δ 17 O in Precipitation, East Antarctica, and Implications for Climate Reconstruction From Ice Cores Pang, Hongxi Hou, Shugui Landais, Amaëlle Masson-Delmotte, Valérie Jouzel, Jean Steen-Larsen, Hans, Risi, Camille Zhang, Wangbin Wu, Shuangye Li, Yuansheng An, Chunlei Wang, Yetang Prie, Frederic Minster, Bénédicte Falourd, Sonia Stenni, Barbara Scarchilli, Claudio Fujita, Koji Grigioni, Paolo The State Key Laboratory of Cryosphere Science Cold and Arid Region Environment and Engineering Research Institute State Key Laboratory of Cryospheric Sciences Cold and Arid Regions Environmental and Engineering Research Institute Chinese Academy of Sciences Beijing (CAS)-Chinese Academy of Sciences Beijing (CAS)-Chinese Academy of Sciences Changchun Branch (CAS) Laboratoire des Sciences du Climat et de l'Environnement Gif-sur-Yvette (LSCE) 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-Saclay-Centre National de la Recherche Scientifique (CNRS) Glaces et Continents, Climats et Isotopes Stables (GLACCIOS) 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-Saclay-Centre National de la Recherche Scientifique (CNRS)-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-Saclay-Centre National de la Recherche Scientifique (CNRS) Laboratoire de Météorologie Dynamique (UMR 8539) (LMD) Institut national des sciences de l'Univers (INSU - CNRS)-École polytechnique (X)-École des Ponts ParisTech (ENPC)-Sorbonne Université (SU)-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) Technical University Hamburg Harburg Hamburg 2019-07 https://hal-insu.archives-ouvertes.fr/insu-02346785 https://hal-insu.archives-ouvertes.fr/insu-02346785/document https://hal-insu.archives-ouvertes.fr/insu-02346785/file/Pang_et_al-2019-Journal_of_Geophysical_Research__Atmospheres.pdf https://doi.org/10.1029/2018JD030218 en eng HAL CCSD American Geophysical Union info:eu-repo/semantics/altIdentifier/doi/10.1029/2018JD030218 insu-02346785 https://hal-insu.archives-ouvertes.fr/insu-02346785 https://hal-insu.archives-ouvertes.fr/insu-02346785/document https://hal-insu.archives-ouvertes.fr/insu-02346785/file/Pang_et_al-2019-Journal_of_Geophysical_Research__Atmospheres.pdf doi:10.1029/2018JD030218 info:eu-repo/semantics/OpenAccess ISSN: 2169-897X EISSN: 2169-8996 Journal of Geophysical Research: Atmospheres https://hal-insu.archives-ouvertes.fr/insu-02346785 Journal of Geophysical Research: Atmospheres, American Geophysical Union, 2019, 124 (13), pp.7339-7358. ⟨10.1029/2018JD030218⟩ [SDU.OCEAN]Sciences of the Universe [physics]/Ocean Atmosphere info:eu-repo/semantics/article Journal articles 2019 ftunivnantes https://doi.org/10.1029/2018JD030218 2022-10-18T23:52:32Z International audience In central Antarctica, where accumulation rates are very low, summer sublimation of surface snow is a key element of the surface mass balance, but its fingerprint in isotopic composition of water (δD, δ 18 O, and δ 17 O) remains unclear. In this study, we examined the influence of summer sublimation on δD, δ 18 O, and δ 17 O in precipitation using data sets of isotopic composition of precipitation at various sites on the inland East Antarctica. We found unexpectedly low δ 18 O values in the summer precipitation, decoupled from surface air temperatures. This feature can be explained by the combined effects of weak or nonexistent temperature inversion and moisture recycling associated with sublimation-condensation processes in summer. Isotopic fractionation during the moisture-recycling process also explains the observed high values of d-excess and 17 O-excess in summer precipitation. Our results suggest that the local cycle of sublimation-condensation in summer is an important process for the isotopic composition of surface snow, water vapor, and consequently precipitation on inland East Antarctica. Article in Journal/Newspaper Antarc* Antarctica East Antarctica Université de Nantes: HAL-UNIV-NANTES East Antarctica Journal of Geophysical Research: Atmospheres |