Modeling -- Mapping Arctic Vegetation (IMAGE) DOE/Oak Ridge National Laboratory Caption Researchers used machine learning methods to map vegetation communities in the Kougarok Watershed on the Seward Peninsula of Alaska. The colors denote different types of vegetation, such as willow, sedge and dryas lichen. Credit Jitendra Kumar/Oak Ridge National Laboratory, U.S. Dept. of Energy 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.