A new method for deriving glacier centerlines applied to glaciers in Alaska and northwest Canada

• Published in: The Cryosphere
• Main Authors: Kienholz, C., Rich, J. L., Arendt, A. A., Hock, R.
• Format: Article in Journal/Newspaper
• Language: English
• Published: Copernicus Publications 2014
• Subjects: article; Verlagsveröffentlichung; British Columbia; Canada; Yukon; glacier; glaciers; The Cryosphere; Alaska
• Online Access: https://doi.org/10.5194/tc-8-503-2014; https://noa.gwlb.de/receive/cop_mods_00020375; https://noa.gwlb.de/servlets/MCRFileNodeServlet/cop_derivate_00020330/tc-8-503-2014.pdf; https://tc.copernicus.org/articles/8/503/2014/tc-8-503-2014.pdf

This study presents a new method to derive centerlines for the main branches and major tributaries of a set of glaciers, requiring glacier outlines and a digital elevation model (DEM) as input. The method relies on a "cost grid–least-cost route approach" that comprises three main steps. Fi...