@cosmiccartography: Bedmap3 Antarctica finally shows the hidden landscape under 2,148 meters of ice. Over 30,000 mountains were found using ice-flow ripples and 82 million points, and Thwaites is committed to 150 years of loss even if we turned off ocean melting. #Antarctica #Bedmap3 #ThwaitesGlacier #SeaLevelRise #Geology