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, Regine
• Format: Article in Journal/Newspaper
• Language: English
• Published: Uppsala universitet, Luft-, vatten- och landskapslära 2014
• Subjects: Physical Geography; Naturgeografi; British Columbia; Canada; Yukon; glacier; glaciers; The Cryosphere; Alaska
• Online Access: http://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-227142; https://doi.org/10.5194/tc-8-503-2014

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...