A reconstruction of Holocene sea ice variability from the Holsteinsborg Dyb off West Greenland

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1. Verfasser: Sha, Longbin
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Sprache:en
Veröffentlicht: PANGAEA 2019
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author Sha, Longbin
author_facet Sha, Longbin
collection Datos científicos de ciencias marinas y ambientales
contents We present a reconstruction of Holocene sea-ice variability from sediment core GA306-GC3, from the Holsteinsborg Dyb off West Greenland, which provides an index of palaeoceanographic and palaeoenvironmental conditions within this climatically sensitive region during the last 6700 yr. The reconstructed sea-ice record, combined with previously published proxy data, suggests that relatively warm conditions with reduced seaice extent prior to 5000 cal. yr BP were associated with the Holocene Thermal Maximum. Subsequent cooling and extensive sea-ice cover between ca. 5000 and 4000 cal. yr BP was followed by even colder conditions and persistent sea-ice cover during the Neoglacial cooling phase, particularly after ca. 1500 cal. yr BP.
format Dataset Open Access
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institution PANGAEA
language en
publishDate 2019
publisher PANGAEA
record_format pangaea
spellingShingle A reconstruction of Holocene sea ice variability from the Holsteinsborg Dyb off West Greenland
Sha, Longbin
AGE; Climate Change: Learning from the past climate; DEPTH, sediment/rock; GA306-GC3; Galathea_3; GC; Gravity corer; Greenland Sea; HDMS Vaedderen; Past4Future; Sea ice concentration
We present a reconstruction of Holocene sea-ice variability from sediment core GA306-GC3, from the Holsteinsborg Dyb off West Greenland, which provides an index of palaeoceanographic and palaeoenvironmental conditions within this climatically sensitive region during the last 6700 yr. The reconstructed sea-ice record, combined with previously published proxy data, suggests that relatively warm conditions with reduced seaice extent prior to 5000 cal. yr BP were associated with the Holocene Thermal Maximum. Subsequent cooling and extensive sea-ice cover between ca. 5000 and 4000 cal. yr BP was followed by even colder conditions and persistent sea-ice cover during the Neoglacial cooling phase, particularly after ca. 1500 cal. yr BP.
title A reconstruction of Holocene sea ice variability from the Holsteinsborg Dyb off West Greenland
topic AGE; Climate Change: Learning from the past climate; DEPTH, sediment/rock; GA306-GC3; Galathea_3; GC; Gravity corer; Greenland Sea; HDMS Vaedderen; Past4Future; Sea ice concentration
url https://doi.org/10.1594/PANGAEA.899173