Articles | Volume 17, issue 8
https://doi.org/10.5194/tc-17-3535-2023
https://doi.org/10.5194/tc-17-3535-2023
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, https://doi.org/10.3189/172756407782871701, 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, https://doi.org/10.3189/2014JoG13J091, 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, https://doi.org/10.3389/feart.2020.00163, 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, https://doi.org/10.1029/2006GL025862, 2006. 
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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.