Synchronous tropical South China Sea SST change and Greenland warming during deglaciation

被引:177
作者
Kienast, M [1 ]
Steinke, S
Stattegger, K
Calvert, SE
机构
[1] Univ British Columbia, Vancouver, BC V6T 1Z4, Canada
[2] Univ Kiel, Inst Geowissensch, Kiel, Germany
关键词
D O I
10.1126/science.1057131
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
The tropical ocean plays a major role in global climate, It is therefore crucial to establish the precise phase between tropical and high-latitude climate variability during past abrupt climate events in order to gain insight into the mechanisms of global climate change. Here we present alkenone sea surface temperature (SST) records from the tropical South China Sea that show an abrupt temperature increase of at least 1 degreesC at the end of the Last glacial period. Within the recognized dating uncertainties, this SST increase is synchronous with the Bolling warming observed at 14.6 thousand years ago in the Greenland Ice Sheet Project 2 ice core.
引用
收藏
页码:2132 / 2134
页数:3
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