Leif Karlstrom, University of Oregon (IMAGE) University of Oregon Caption University of Oregon geologist Leif Karlstrom says drainage systems formed by the meltwater of glacial streams on Greenland are similar to rivers pushing sediment on land, and the technique used in his new study may lead to better projections of how glaciers respond to climate change. Credit Photo by Dustin Whitaker 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.