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Titel |
Response of glacier mass balance to regional warming, deduced by remote sensing on three glaciers in S-Iceland |
VerfasserIn |
S. Guðmundsson, H. Björnsson, E. Magnusson, E. Berthier, F. Pálsson, M. T. Gudmundsson, J. Dall |
Konferenz |
EGU General Assembly 2009
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Medientyp |
Artikel
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Sprache |
Englisch
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Digitales Dokument |
PDF |
Erschienen |
In: GRA - Volume 11 (2009) |
Datensatznummer |
250023418
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Zusammenfassung |
We assess the mass balance changes of three ice caps in South Iceland, for two periods, 1980
to 1998 and 1998 to 2004, by comparing digital elevation models (DEMs) covering the entire
glaciers; Eyjafjallajökull (81 km2), Tindfjallajökull (15 km2) and Torfajökull (14 km2). The
DEMs were compiled by i) using aerial photographs taken between 1979 to 1984 by the
American Defense Map Agency (DMA) and the Icelandic Geodetic Survey, ii)
using airborne EMISAR radar images obtained in 1998 by the Electromagnetic
system (EMI) of the Technical University of Denmark, and iii) using two image pairs
from the SPOT5 high resolution stereoscopic (HRS) instrument from 2004. The
ice-free part of the EMISAR-DEM (5x5 m spatial resolution with accuracy |
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