Meltwater in Greenland (IMAGE) University of Texas at Austin Caption Meltwater streaming across the top of the Greenland ice sheet. A study led by researchers at The University of Texas at Austin examines the flow and freezing of meltwater within old snow on the ice sheet, which can help improve estimate of sea level rise. Credit NASA Earth Observatory Usage Restrictions Credit must be given to the creator. License CC BY 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.