Radar investigations of subsurface ice at askja volcano, northern iceland

D. M. H. Baker1, E. S. Shoemaker3, J. A. Richardson1,2, S. P. Scheidt1,4, P. L. Whelley1,2, L. M. Carter3, K. E. Young1. 1Solar System Exploration Division, NASA Goddard Space Flight Center, Greenbelt, MD 20771 (david.m.hollibaughbaker@nasa.gov), 2Dept. of Astronomy, Univ. of Maryland, College Park, MD 20742, 3Lunar and Planetary Laboratory, Univ. of Arizona, Tucson, AZ 85721, 4Dept. of Physics and Astronomy, Howard University, Washington, D.C. 20059.