Meltwater (IMAGE) University of Wisconsin-Madison Caption A 5- to 10-meter stream of meltwater flows on the Greenland icecap. Credit M. Tedesco/CCNY/NASA 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.