Multi-Sensor Remote Sensing to Map Glacier Debris Cover in the Greater Caucasus, Georgia
Journal of Glaciology Multi-sensor remote sensing to map glacier debris cover in the Greater Caucasus, Georgia Iulian-Horia Holobâcă1,*, Levan G. Tielidze2,3 , Kinga Ivan1,*, 4 1 5 6 Article Mariam Elizbarashvili , Mircea Alexe , Daniel Germain , Sorin Hadrian Petrescu , Olimpiu Traian Pop7 and George Gaprindashvili4,8 *These authors contributed equally to this study. 1Faculty of Geography, GeoTomLab, Babeş-Bolyai University, Cluj-Napoca, Romania; 2Antarctic Research Centre, 3 Cite this article: Holobâcă I-H, Tielidze LG, Victoria University of Wellington, Wellington, New Zealand; School of Geography, Environment and Earth Ivan K, Elizbarashvili M, Alexe M, Germain D, Sciences, Victoria University of Wellington, Wellington, New Zealand; 4Faculty of Exact and Natural Sciences, Petrescu SH, Pop OT, Gaprindashvili G (2021). Department of Geography, Ivane Javakhishvili Tbilisi State University, Tbilisi, Georgia; 5Department of Geography, Multi-sensor remote sensing to map glacier Université du Québec à Montréal, Montréal, Québec, Canada; 6Faculty of Geography, Babeş-Bolyai University, Cluj- debris cover in the Greater Caucasus, Georgia. Napoca, Romania; 7Faculty of Geography, GeoDendroLab, Babeş-Bolyai University, Cluj-Napoca, Romania and – Journal of Glaciology 67(264), 685 696. https:// 8Disaster Processes, Engineering-Geology and Geo-ecology Division, Department of Geology, National doi.org/10.1017/jog.2021.47 Environmental Agency, Tbilisi, Georgia Received: 18 August 2020 Revised: 5 April 2021 Abstract Accepted: 6 April 2021 First published online: 28 April 2021 Global warming is causing glaciers in the Caucasus Mountains and around the world to lose mass at an accelerated pace. As a result of this rapid retreat, significant parts of the glacierized surface Key words: area can be covered with debris deposits, often making them indistinguishable from the sur- Chalaati Glacier; coherence; debris cover; rounding land surface by optical remote-sensing systems.
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