Researchers in the Field (IMAGE) University of Texas at Austin Caption Tim Bartholomaus, an assistant professor at the University of Idaho and former research associate at UT Austin's Institute for Geophysics (UTIG), and Dan Duncan, a UTIG research scientist associate, are disassembling a GPS antenna tower on the glacier Kangerlugssuup Sermerssua. Credit Denis Felikson Usage Restrictions Include photo credit 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.