Radar Images of Swamps and Streams (IMAGE) University of Texas at Austin Caption These are cartoon representations (above) and radar images (below) of the distinct swamp-like and stream-like water systems observed beneath Thwaites Glacier, West Antarctica. Credit University of Texas Institute for Geophysics Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.