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: Text
• Language: English
• Published: 2018
• Subjects: British Columbia; Canada; Yukon; glacier; glaciers; Alaska
• Online Access: https://doi.org/10.5194/tc-8-503-2014; https://tc.copernicus.org/articles/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...