GIS -- LandScan Goes Public (IMAGE) DOE/Oak Ridge National Laboratory Caption ORNL's standard-setting population distribution database, LandScan USA, captures daytime and nighttime activity of the United States' population at high resolution. Credit 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.