Ice-sheet mass balance and climate change

被引:222
作者
Hanna, Edward [1 ]
Navarro, Francisco J. [2 ]
Pattyn, Frank [3 ]
Domingues, Catia M. [4 ]
Fettweis, Xavier [5 ]
Ivins, Erik R. [6 ]
Nicholls, Robert J. [7 ]
Ritz, Catherine [8 ]
Smith, Ben [9 ]
Tulaczyk, Slawek [10 ]
Whitehouse, Pippa L. [11 ]
Zwally, H. Jay [12 ]
机构
[1] Univ Sheffield, Dept Geog, Sheffield S10 2TN, S Yorkshire, England
[2] Univ Politecn Madrid, Dept Matemat Aplicada Tecnol Informac, E-28040 Madrid, Spain
[3] Univ Libre Bruxelles, Lab Glaciol, B-1050 Brussels, Belgium
[4] Univ Tasmania, Antarctic Climate & Ecosyst Cooperat Res Ctr, Aspendale, Vic 3195, Australia
[5] Univ Liege, Dept Geog, B-4000 Liege, Belgium
[6] CALTECH, Jet Prop Lab, Pasadena, CA 91109 USA
[7] Univ Southampton, Fac Engn & Environm, Southampton SO17 1BJ, Hants, England
[8] Univ Grenoble 1, CNRS, Lab Glaciol & Geophys Environm, F-38402 St Martin Dheres, France
[9] Univ Washington, Appl Phys Lab, Polar Sci Ctr, Seattle, WA 98105 USA
[10] Univ Calif Santa Cruz, Dept Earth & Planetary Sci, Santa Cruz, CA 95064 USA
[11] Univ Durham, Dept Geog, Durham DH1 3LE, England
[12] NASA, Goddard Space Flight Ctr, Cryospher Sci Lab, Greenbelt, MD 20771 USA
基金
美国国家科学基金会;
关键词
SEA-LEVEL RISE; RECONCILED ESTIMATE; RADAR ALTIMETRY; GREENLAND; GLACIERS; DYNAMICS; MODEL; ANTARCTICA; VELOCITY; WATER;
D O I
10.1038/nature12238
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
Since the 2007 Intergovernmental Panel on Climate Change Fourth Assessment Report, new observations of ice-sheet mass balance and improved computer simulations of ice-sheet response to continuing climate change have been published. Whereas Greenland is losing ice mass at an increasing pace, current Antarctic ice loss is likely to be less than some recently published estimates. It remains unclear whether East Antarctica has been gaining or losing ice mass over the past 20 years, and uncertainties in ice-mass change for West Antarctica and the Antarctic Peninsula remain large. We discuss the past six years of progress and examine the key problems that remain.
引用
收藏
页码:51 / 59
页数:9
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