Articles | Volume 19, issue 12
https://doi.org/10.5194/tc-19-6965-2025
https://doi.org/10.5194/tc-19-6965-2025
Research article
 | 
19 Dec 2025
Research article |  | 19 Dec 2025

Integrating GPR and ice-thickness models for improved bedrock detection: the case study of Rutor temperate glacier

Andrea Vergnano, Diego Franco, and Alberto Godio

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Cited articles

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Church, G. J., Bauder, A., Grab, M., Hellmann, S., and Maurer, H.: High-resolution helicopter-borne ground penetrating radar survey to determine glacier base topography and the outlook of a proglacial lake, in: 2018 17th International Conference on Ground Penetrating Radar (GPR), 1–4, IEEE, Rapperswil, Switzerland, ISBN 978-1-5386-5777-5, https://doi.org/10.1109/ICGPR.2018.8441598, 2018. a
Clarke, G. K. C., Anslow, F. S., Jarosch, A. H., Radić, V., Menounos, B., Bolch, T., and Berthier, E.: Ice Volume and Subglacial Topography for Western Canadian Glaciers from Mass Balance Fields, Thinning Rates, and a Bed Stress Model, Journal of Climate, 26, 4282–4303, https://doi.org/10.1175/JCLI-D-12-00513.1, 2013. a
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Short summary
We used radar to measure ice thickness in mountain glaciers, but signal scattering makes it challenging when the ice is temperate or warm. Radar surveys of Rutor Glacier were inaccurate, so we used computer models to estimate its thickness better. Comparing estimates from computer models with radar measurements gave us a more accurate map, revealing more ice than previously thought. This combined method can improve future ice surveys and planning.
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