Shallow Arctic Lakes (IMAGE) American Geophysical Union Caption Shallow lakes on the Coastal Plain of Alaska. New research finds permafrost below shallow lakes such as these is thawing as a result of changing winter climate. Credit Christopher Arp, University of Alaska Fairbanks. 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.