Music Internal deformation of ice | Crash Course Cryosphere #5 by DDF - May 8, 2017 0 Source Tags: bas, basal drag, British Antarctic Survey, crash course, DOM, earth sciences, education, freezing, geography, geology, glacial science, Glacier, glenn flow law, History of Science, ice, North Pole, polar exploration, polar regions, polar science, pole, recover, rheology, science, Scott Polar Research Institute, series, snow, south pole, SPRI, strain, Stress, university, university of cambridge, university of exeter, water