Sub-seasonal pressure, geometry and sediment transport changes observed in subglacial channels from the analysis of seismic ground motion

Florent Gimbert, CalTech Seismological Laboratory, Pasadena, CA, United States; Helmholtz Centre Potsdam GFZ German Research Centre for Geosciences, Potsdam, Germany, Victor C Tsai, California Institute of Technology, Seismological Laboratory, Pasadena, CA, United States, Jason M Amundson, University of Alaska Southeast, Department of Natural Sciences, Juneau, AK, United States, Timothy C Bartholomaus, University of Texas at Austin, Austin, TX, United States and Jacob I. Walter, University of Texas at Austin, Institute for Geophysics, Austin, TX, United States