Dr. Lei is a Professor of landscape ecology and environment remote sensing at the China University of Mining and Technology. His research interests are remote sensing of environment and ecological restoration in mining area. Recent work has focused on the effects of mining on vegetation, especially in the semi-arid area. He applies an array of tools to these problems but has made the greatest impact on methods for analyzing satellite and airborne remote sensing data. Dr. Lei received a BSc, an MSc, and a Ph.D. in the School of Environment Science and Spatial Informatics, China University of Mining and Technology.