LARGE ARCTIC TEMPERATURE-CHANGE AT THE WISCONSIN-HOLOCENE GLACIAL TRANSITION

被引:352
作者
CUFFEY, KM
CLOW, GD
ALLEY, RB
STUIVER, M
WADDINGTON, ED
SALTUS, RW
机构
[1] US GEOL SURVEY, MENLO PK, CA 94025 USA
[2] PENN STATE UNIV, CTR EARTH SYST SCI, UNIVERSITY PK, PA 16802 USA
[3] PENN STATE UNIV, DEPT GEOSCI, UNIVERSITY PK, PA 16802 USA
[4] UNIV WASHINGTON, QUATERNARY ISOTOPE LAB, SEATTLE, WA 98195 USA
[5] UNIV WASHINGTON, DEPT GEOSCI, SEATTLE, WA 98195 USA
[6] UNIV WASHINGTON, GEOPHYS PROGRAM, SEATTLE, WA 98195 USA
[7] US GEOL SURVEY, DENVER FED CTR, DENVER, CO 80225 USA
关键词
D O I
10.1126/science.270.5235.455
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
Analysis of borehole temperature and Greenland Ice Sheet Project II ice-core isotopic composition reveals that the warming from average glacial conditions to the Holocene in central Greenland was large, approximately 15 degrees C. This is at least three times the coincident temperature change in the tropics and mid-latitudes. The coldest periods of the last glacial were probably 21 degrees C colder than at present over the Greenland ice sheet.
引用
收藏
页码:455 / 458
页数:4
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