Multiproxy reconstruction of Holocene glaciers in Sierra Nevada (south Spain)

被引:0
作者
Oliva M. [1 ]
Gómez-Ortiz A. [1 ]
Palacios D. [2 ]
Salvador-Franch F. [1 ]
Andrés N. [2 ]
Tanarro L.M. [2 ]
Fernández-Fernández J.M. [1 ]
Barriocanal C. [1 ]
机构
[1] Department of Geography, Faculty of Geography and History, University of Barcelona, C/Montalegre 6, Barcelona, 08001, Catalonia
[2] Department of Geography, Complutense University of Madrid, Madrid
关键词
Glaciers; Historical sources; Holocene; Little ice age; Natural records; Sierra Nevada;
D O I
10.1007/s42990-019-00008-2
中图分类号
学科分类号
摘要
Pleistocene glaciers shaped the highest lands of the National Park of Sierra Nevada, South Spain. Alpine glaciers filled the western valleys of the massif with hundreds of meters of ice. Surface exposure dating shows evidence of glacial expansion during the Younger Dryas and the subsequent disappearance of glaciers of the massif during the Early Holocene. Since then, glacial records and lake sediments reveal that the massif has been ice-free for the most part of the Holocene, with the development of small glaciers during the coldest phases inside the highest northern cirques. This occurred at 2.8–2.7, 1.4–1.2 cal. ka BP and during the Little Ice Age (1300–1850 CE), when documentary sources confirm also the existence of some glaciers at the foot of the highest summits. This historical period was probably the coldest and wettest phase of the Holocene in the massif and recorded the largest glaciers of the current interglacial. Those glaciers finally melted away during the mid-20th century. © 2019, Springer Nature Switzerland AG.
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页码:5 / 19
页数:14
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