Gathering Storm? (IMAGE) Columbia Climate School Caption An aerial image of Greenland shows rivers of meltwater and areas of dark ice. Greenland's surface is absorbing more solar radiation as melting increases grain size and brings old impurities to the surface. Credit Marco Tedesco/Lamont-Doherty Earth Observatory Usage Restrictions Credit must be given. 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.