Variability in radar returns from Martian debris-covered glaciers attributed to surface debris layer roughness and composition: implications for the regional distribution of massive subsurface ice and near-surface pore-filling ice.

Eric Petersen, University of Texas at Austin, Austin, TX, United States, John W Holt, University of Arizona, Tucson, AZ, United States, Joseph S Levy, Institute for Geophysics, Austin, TX, United States and Daniel Lalich, Cornell University, Center for Astrophysics and Planetary Science, Ithaca, United States