Census - Remote population counting (IMAGE) DOE/Oak Ridge National Laboratory Caption With the aid of satellite imagery, ORNL scientists designed a microcensus of Nigeria that helped find patients in need of vaccination. Credit Adam Malin/ORNL, 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.