Movable Lab (IMAGE) American Institute of Physics Caption This is a movable lab for field study of gravity erosion on the Loess Plateau of China. Credit X.-Z. Xu/DLUT Usage Restrictions This image may be used only with appropriate caption and credit. 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.