GNGTS 2022 - Atti del 40° Convegno Nazionale

GNGTS 2022 Sessione 3.2 441 References Anderson, L.S. and Anderson, R.S., 2016. Modeling debris-covered glaciers: response to steady debris deposition. The Cryosphere, 10, 1105–1124, doi:10.5194/tc-10-1105-2016. Cannone, N., Diolaiuti, G., Guglielmin, M., Smiraglia, C., 2008. Accelerating climate change impacts on alpine glacier forefield ecosystems in the European Alps. Ecological Applications, 18, 3, 637-648. Forte, E., Santin I., Ponti, S., Colucci, R.R., Gutgesell, P., Guglielmin, M., 2021. New insights in glaciers characterization by differential diagnosis integrating GPR and remote sensing techniques: a case study for the Eastern Gran Zebrù glacier (Central Alps). Remote Sensing of Environment, 267, 112715. Guglielmin, M., Nardo, A., Smiraglia, C., 1995. Lo spessore dei ghiacciai della Valfurva – Misurazioni tramite sondaggi elettrici verticali . (in Italian). Giese, A., Arcone, S., Hawley, R., Lewis, G., Wagnon, P., 2021. Detecting supraglacial debris thickness with GPR under suboptimal conditions . Journal of Glaciology, 67(266), 1108–1120. https://doi.org/10.1017/jog.2021.59. Kirkbride, M. P., 2011. Debris-Covered Glaciers. in Encyclopedia of Snow, Ice and Glaciers (eds. Singh, V., Singh, P. & Haritashya, U.) 180–182 (Springer Netherlands, 2011). doi:10.1007/978-90-481-2642-2_622. Miles, K.E., Hubbard, B., Irvine-Fynn, T.D.L., Miles, E.S., Quincey, D.J., Rowan, A.V., 2020. Hydrology of debris-covered glaciers in High Mountain Asia. Earth-Science Reviews, 207, 103212. Reznichenko, N., Davies, T., Shulmeister, J., McSaveney, M., 2010. Effects of debris on ice-surface melting rates: An experimental study . Journal of Glaciology, 56(197), 384-394. doi:10.3189/002214310792447725. Tarca, G. and Guglielmin, M., 2022. Evolution of the sparse debris cover during the ablation season at two small Alpine glaciers (Gran Zebrù and Sforzellina, Ortles-Cevedale group). Geomorphology, https://doi.org/10.1016/j. geomorph.2022.108268. Fig. 3 - GPR attributes analysis: (A) Amplitude display of a GPR profile after processing, (B) Sweetness, (C) Dominant Frequency. Red solid line marks the base of the glacier, while the pink dotted line represent the contact between clean (on the left) and dirt (on the right) ice.