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Detailed Reference Information |
Joughin, I., Fahnestock, M., Ekholm, S. and Kwok, R. (1997). balance velocities of the Greenland Ice Sheet. Geophysical Research Letters 24: doi: 10.1029/97GL53151. issn: 0094-8276. |
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We present a map of balance velocities for the Greenland ice sheet. The resolution of the underlying DEM, which was derived primarily from radar altimetery data, yields far greater detail than earlier balance velocity estimates for Greenland. The velocity contours reveal in striking detail the location of an ice stream in northeastern Greenland, which was only recently discovered using satellite imagery. Enhanced flow associated with all of the major outlets is clearly visible, although small errors in the source data result in less accurate estimates of the absolute flow speeds. Nevertheless, the balance map is useful for ice-sheet modelling, mass balance studies, and field planning. ¿ 1997 American Geophysical Union |
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Abstract |
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Keywords
Meteorology and Atmospheric Dynamics, Remote sensing |
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Publisher
American Geophysical Union 2000 Florida Avenue N.W. Washington, D.C. 20009-1277 USA 1-202-462-6900 1-202-328-0566 service@agu.org |
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