Zackenberg Valley (image) University of Helsinki Share Print E-Mail Caption A landscape from Zackenberg valley in Northeast Greenland. Credit Gergely Várkonyi Usage Restrictions The image may only be used with appropriate caption and credit. Share Print E-Mail 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.