Articles | Volume 17, issue 8
Research article
24 Aug 2023
Research article |  | 24 Aug 2023

Cast shadows reveal changes in glacier surface elevation

Monika Pfau, Georg Veh, and Wolfgang Schwanghart

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Cited articles

Bauder, A., Funk, M., and Huss, M.: Ice-volume changes of selected glaciers in the Swiss Alps since the end of the 19th century, Ann. Glaciol., 46, 145–149,, 2007. 
Beedle, M. J., Menounos, B., and Wheate, R.: An evaluation of mass-balance methods applied to Castle creek Glacier, British Columbia, Canada, J. Glaciol., 60, 262–276,, 2014. 
Belart, J. M. C., Magnússon, E., Berthier, E., Gunnlaugsson, Á. Þ., Pálsson, F., Aðalgeirsdóttir, G., Jóhannesson, T., Thorsteinsson, T., and Björnsson, H.: Mass Balance of 14 Icelandic Glaciers, 1945–2017: Spatial Variations and Links With Climate, Front. Earth Sci., 8, 163,, 2020. 
Berthier, E., Arnaud, Y., Vincent, C., and Rémy, F.: Biases of SRTM in high-mountain areas: Implications for the monitoring of glacier volume changes, Geophys. Res. Lett., 33, L08502,, 2006. 
Short summary
Cast shadows have been a recurring problem in remote sensing of glaciers. We show that the length of shadows from surrounding mountains can be used to detect gains or losses in glacier elevation.