Wullschleger NGEE Arctic 1 (IMAGE) DOE/Oak Ridge National Laboratory Caption Margaret Torn, left, NGEE Arctic team member from Lawrence Berkeley National Laboratory, works with Stan Wullschleger at a field site in northern Alaska. Credit Lawrence Berkeley National Laboratory, U.S. Dept. of Energy_ Usage Restrictions Use photo credit. License Original 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.