Current Atlantic Meridional Overturning Circulation weakest in last millennium

被引:290
作者
Caesar, L. [1 ,2 ,3 ]
McCarthy, G. D. [1 ]
Thornalley, D. J. R. [4 ]
Cahill, N. [5 ]
Rahmstorf, S. [2 ,3 ,6 ]
机构
[1] Maynooth Univ, Dept Geog, Irish Climate Anal & Res Units ICARUS, Maynooth, Kildare, Ireland
[2] Potsdam Inst Climate Impact Res PIK, Potsdam, Germany
[3] Leibniz Assoc, Potsdam, Germany
[4] UCL, Dept Geog, London, England
[5] Maynooth Univ, Dept Math & Stat, Maynooth, Kildare, Ireland
[6] Univ Potsdam, Inst Phys & Astron, Potsdam, Germany
关键词
D O I
10.1038/s41561-021-00699-z
中图分类号
P [天文学、地球科学];
学科分类号
070403 [天体物理学];
摘要
The Atlantic Meridional Overturning Circulation (AMOC)-one of Earth's major ocean circulation systems-redistributes heat on our planet and has a major impact on climate. Here, we compare a variety of published proxy records to reconstruct the evolution of the AMOC since about AD 400. A fairly consistent picture of the AMOC emerges: after a long and relatively stable period, there was an initial weakening starting in the nineteenth century, followed by a second, more rapid, decline in the mid-twentieth century, leading to the weakest state of the AMOC occurring in recent decades.
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页码:118 / +
页数:4
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