Toward a Better Understanding of Climate of the Past Million Years
International audience Quaternary Climate: From Pole to Pole-EPICA Open Science Conference; Venice, Italy, 10-13 November 2008; The European Project for Ice Coring in Antarctica (EPICA) has provided unique paleoclimatic data and is now widely recognized and cited in hundreds of scientific papers. EP...
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ftceafr:oai:HAL:hal-04113792v1 2024-09-15T17:46:45+00:00 Toward a Better Understanding of Climate of the Past Million Years Barbante, Carlo Fischer, Hubertus Masson-Delmotte, Valérie Stocker, Thomas Waelbroeck, Claire Wolff, Eric Laboratoire des Sciences du Climat et de l'Environnement (LSCE) Commissariat à l'énergie atomique et aux énergies alternatives (CEA) 2009 https://hal.science/hal-04113792 https://doi.org/10.1029/2009EO070003 en eng HAL CCSD info:eu-repo/semantics/altIdentifier/doi/10.1029/2009EO070003 hal-04113792 https://hal.science/hal-04113792 BIBCODE: 2009EOSTr.90.55B doi:10.1029/2009EO070003 Eos, Transactions American Geophysical Union https://hal.science/hal-04113792 Eos, Transactions American Geophysical Union, 2009, 90, pp.55-55. ⟨10.1029/2009EO070003⟩ Global Change: Climate variability (1635 3305 3309 4215 4513) Cryosphere: Ice cores (4932) Cryosphere: Ice (1863) Global Change: Cryospheric change (0776) Global Change: Global climate models (3337 4928) Earth Science [SDU]Sciences of the Universe [physics] info:eu-repo/semantics/article Journal articles 2009 ftceafr https://doi.org/10.1029/2009EO070003 2024-07-22T13:06:18Z International audience Quaternary Climate: From Pole to Pole-EPICA Open Science Conference; Venice, Italy, 10-13 November 2008; The European Project for Ice Coring in Antarctica (EPICA) has provided unique paleoclimatic data and is now widely recognized and cited in hundreds of scientific papers. EPICA is a multinational project that has successfully drilled and analyzed two Antarctic ice cores to bedrock. The first one, at Dome C (75°06'S, 123°21'E, 3233 meters above sea level, 3259.7-meter core length), has yielded a complete stratigraphically ordered sequence covering the past 800,000 years, almost doubling the length of previous Antarctic records (Vostok). The exceptional similarity of the Antarctic temperature and carbon dioxide (CO 2 ) records highlights the likely role of the Southern Ocean in the carbon cycle, while other trace gas and chemical profiles show the close coupling between different aspects of the Earth system. The second EPICA core, in Dronning Maud Land (75°00'S, 00°04'E, 2892 meters above sea level, 2774.2-meter core length), has provided a very high resolution record of a complete glacial cycle in the Atlantic sector, confirming theoretical predictions regarding the coupling of the two hemispheres during millennial-scale climate changes. In this ice core, Antarctic counterparts were found to each of the rapid Dansgaard-Oeschger climate change events prominent in Greenland and other Northern Hemisphere records of the glacial period; from Dome C data it appears that such events may have occurred in each previous glacial period. Article in Journal/Newspaper Antarc* Antarctic Antarctica Dronning Maud Land EPICA Greenland ice core Southern Ocean HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives) Eos, Transactions American Geophysical Union 90 7 55 55 |
institution |
Open Polar |
collection |
HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives) |
op_collection_id |
ftceafr |
language |
English |
topic |
Global Change: Climate variability (1635 3305 3309 4215 4513) Cryosphere: Ice cores (4932) Cryosphere: Ice (1863) Global Change: Cryospheric change (0776) Global Change: Global climate models (3337 4928) Earth Science [SDU]Sciences of the Universe [physics] |
spellingShingle |
Global Change: Climate variability (1635 3305 3309 4215 4513) Cryosphere: Ice cores (4932) Cryosphere: Ice (1863) Global Change: Cryospheric change (0776) Global Change: Global climate models (3337 4928) Earth Science [SDU]Sciences of the Universe [physics] Barbante, Carlo Fischer, Hubertus Masson-Delmotte, Valérie Stocker, Thomas Waelbroeck, Claire Wolff, Eric Toward a Better Understanding of Climate of the Past Million Years |
topic_facet |
Global Change: Climate variability (1635 3305 3309 4215 4513) Cryosphere: Ice cores (4932) Cryosphere: Ice (1863) Global Change: Cryospheric change (0776) Global Change: Global climate models (3337 4928) Earth Science [SDU]Sciences of the Universe [physics] |
description |
International audience Quaternary Climate: From Pole to Pole-EPICA Open Science Conference; Venice, Italy, 10-13 November 2008; The European Project for Ice Coring in Antarctica (EPICA) has provided unique paleoclimatic data and is now widely recognized and cited in hundreds of scientific papers. EPICA is a multinational project that has successfully drilled and analyzed two Antarctic ice cores to bedrock. The first one, at Dome C (75°06'S, 123°21'E, 3233 meters above sea level, 3259.7-meter core length), has yielded a complete stratigraphically ordered sequence covering the past 800,000 years, almost doubling the length of previous Antarctic records (Vostok). The exceptional similarity of the Antarctic temperature and carbon dioxide (CO 2 ) records highlights the likely role of the Southern Ocean in the carbon cycle, while other trace gas and chemical profiles show the close coupling between different aspects of the Earth system. The second EPICA core, in Dronning Maud Land (75°00'S, 00°04'E, 2892 meters above sea level, 2774.2-meter core length), has provided a very high resolution record of a complete glacial cycle in the Atlantic sector, confirming theoretical predictions regarding the coupling of the two hemispheres during millennial-scale climate changes. In this ice core, Antarctic counterparts were found to each of the rapid Dansgaard-Oeschger climate change events prominent in Greenland and other Northern Hemisphere records of the glacial period; from Dome C data it appears that such events may have occurred in each previous glacial period. |
author2 |
Laboratoire des Sciences du Climat et de l'Environnement (LSCE) Commissariat à l'énergie atomique et aux énergies alternatives (CEA) |
format |
Article in Journal/Newspaper |
author |
Barbante, Carlo Fischer, Hubertus Masson-Delmotte, Valérie Stocker, Thomas Waelbroeck, Claire Wolff, Eric |
author_facet |
Barbante, Carlo Fischer, Hubertus Masson-Delmotte, Valérie Stocker, Thomas Waelbroeck, Claire Wolff, Eric |
author_sort |
Barbante, Carlo |
title |
Toward a Better Understanding of Climate of the Past Million Years |
title_short |
Toward a Better Understanding of Climate of the Past Million Years |
title_full |
Toward a Better Understanding of Climate of the Past Million Years |
title_fullStr |
Toward a Better Understanding of Climate of the Past Million Years |
title_full_unstemmed |
Toward a Better Understanding of Climate of the Past Million Years |
title_sort |
toward a better understanding of climate of the past million years |
publisher |
HAL CCSD |
publishDate |
2009 |
url |
https://hal.science/hal-04113792 https://doi.org/10.1029/2009EO070003 |
genre |
Antarc* Antarctic Antarctica Dronning Maud Land EPICA Greenland ice core Southern Ocean |
genre_facet |
Antarc* Antarctic Antarctica Dronning Maud Land EPICA Greenland ice core Southern Ocean |
op_source |
Eos, Transactions American Geophysical Union https://hal.science/hal-04113792 Eos, Transactions American Geophysical Union, 2009, 90, pp.55-55. ⟨10.1029/2009EO070003⟩ |
op_relation |
info:eu-repo/semantics/altIdentifier/doi/10.1029/2009EO070003 hal-04113792 https://hal.science/hal-04113792 BIBCODE: 2009EOSTr.90.55B doi:10.1029/2009EO070003 |
op_doi |
https://doi.org/10.1029/2009EO070003 |
container_title |
Eos, Transactions American Geophysical Union |
container_volume |
90 |
container_issue |
7 |
container_start_page |
55 |
op_container_end_page |
55 |
_version_ |
1810495109567873024 |