Late glacial climate history from ice cores ...
Ice cores contain information on climatic variations and their causes. Recent results obtained on the new deep ice core drilled in 1981 at Dye 3, South Greenland, in the frame of the US-Danish-Swiss Greenland Ice Sheet Program, are: - Comparison of the θ18O variations in the Greenland ice cores with...
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American Geophysical Union
1984
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ftdatacite:10.48350/160967 2024-09-30T14:34:14+00:00 Late glacial climate history from ice cores ... Oeschger, H. Beer, J. Siegenthaler, U. Stauffer, B. Dansgaard, W. Langway, C.C. 1984 https://dx.doi.org/10.48350/160967 https://boris.unibe.ch/160967/ unknown American Geophysical Union https://dx.doi.org/10.1029/GM029p0299 restricted access publisher holds copyright http://purl.org/coar/access_right/c_16ec 530 Physics book part Text ScholarlyArticle article-journal 1984 ftdatacite https://doi.org/10.48350/16096710.1029/GM029p0299 2024-09-02T10:17:31Z Ice cores contain information on climatic variations and their causes. Recent results obtained on the new deep ice core drilled in 1981 at Dye 3, South Greenland, in the frame of the US-Danish-Swiss Greenland Ice Sheet Program, are: - Comparison of the θ18O variations in the Greenland ice cores with those in European lake carbonate exhibits strong similarities and provides time marks (13,000, 11,000, 10,000 B.P.) for the Late Glacial section of the ice cores; - CO2 concentration measurements in the occluded air indicate low (180–200 ppm) CO2 concentration 30,000 to 15,000 B.P. and an increase to ca. 300 ppm around 13,000 B.P. The CO2 increase might reflect a change in the ocean circulation at the end of the last glaciation and could have contributed to the establishment of the Holocene environmental conditions; - 10Be concentration measurements on samples covering the last 50,000 years show a correlation with θ18O, low θ18O values corresponding to high 10Be concentrations (atoms per g of ice). It is likely ... Text Dye 3 Dye-3 Greenland Greenland ice cores ice core Ice Sheet DataCite Greenland |
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530 Physics Oeschger, H. Beer, J. Siegenthaler, U. Stauffer, B. Dansgaard, W. Langway, C.C. Late glacial climate history from ice cores ... |
topic_facet |
530 Physics |
description |
Ice cores contain information on climatic variations and their causes. Recent results obtained on the new deep ice core drilled in 1981 at Dye 3, South Greenland, in the frame of the US-Danish-Swiss Greenland Ice Sheet Program, are: - Comparison of the θ18O variations in the Greenland ice cores with those in European lake carbonate exhibits strong similarities and provides time marks (13,000, 11,000, 10,000 B.P.) for the Late Glacial section of the ice cores; - CO2 concentration measurements in the occluded air indicate low (180–200 ppm) CO2 concentration 30,000 to 15,000 B.P. and an increase to ca. 300 ppm around 13,000 B.P. The CO2 increase might reflect a change in the ocean circulation at the end of the last glaciation and could have contributed to the establishment of the Holocene environmental conditions; - 10Be concentration measurements on samples covering the last 50,000 years show a correlation with θ18O, low θ18O values corresponding to high 10Be concentrations (atoms per g of ice). It is likely ... |
format |
Text |
author |
Oeschger, H. Beer, J. Siegenthaler, U. Stauffer, B. Dansgaard, W. Langway, C.C. |
author_facet |
Oeschger, H. Beer, J. Siegenthaler, U. Stauffer, B. Dansgaard, W. Langway, C.C. |
author_sort |
Oeschger, H. |
title |
Late glacial climate history from ice cores ... |
title_short |
Late glacial climate history from ice cores ... |
title_full |
Late glacial climate history from ice cores ... |
title_fullStr |
Late glacial climate history from ice cores ... |
title_full_unstemmed |
Late glacial climate history from ice cores ... |
title_sort |
late glacial climate history from ice cores ... |
publisher |
American Geophysical Union |
publishDate |
1984 |
url |
https://dx.doi.org/10.48350/160967 https://boris.unibe.ch/160967/ |
geographic |
Greenland |
geographic_facet |
Greenland |
genre |
Dye 3 Dye-3 Greenland Greenland ice cores ice core Ice Sheet |
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Dye 3 Dye-3 Greenland Greenland ice cores ice core Ice Sheet |
op_relation |
https://dx.doi.org/10.1029/GM029p0299 |
op_rights |
restricted access publisher holds copyright http://purl.org/coar/access_right/c_16ec |
op_doi |
https://doi.org/10.48350/16096710.1029/GM029p0299 |
_version_ |
1811637918352015360 |