Long-term Autonomous Tidewater Glacier Monitoring Using a Long-Range Terrestrial LiDAR Scanner; Helheim Glacier, Southeast Greenland

David C Finnegan, US Army Corps of Engineers Cold Regions Research and Engineering Laboratory, Hanover, United States, Adam LeWinter, U.S. Army Cold Regions Research and Engineering Laboratory, Hanover, NH, United States, Gordon S Hamilton, University of Maine, Orono, ME, United States, Peter J Gadomski, US Army Cold Regions, Hanover, NH, United States and Leigh A Stearns, University of Pennsylvania, Department of Earth and Environmental Sciences, Philadelphia, United States