This second edition examines the problems facing the mining industry, and offers practical case studies, as well as new solutions for environmental restoration and remediation. New topics include bioremediation technology, mountaintop surface coal mining, reclamation procedures, environmental impacts of gold mining, mining in different countries worldwide, and the resulting environmental problems. The book is considered a "must have" book for environmental engineers and professionals in the mining industry, geologists, hydrologists, hazardous waste professionals, and academics. Dr. Mritunjoy Sengupta received his Ph.D. from the Colorado School of Mines. He also holds an E.M. in Mining Engineering and an M.S. in Industrial Engineering from the School of Engineering and Applied Science, Columbia University, New York. He received a B.S. degree in Mining Engineering from the Indian School of Mines. He is a registered professional engineer in Colorado, Idaho, New Mexico, and Alaska.Dr. Sengupta has 10 years of professional experience in the U.S. mining industry. His former employers include AMAX Inc., Continental Oil Company, Texas Gulf Inc., Morrison-Knudsen Company, United Nuclear Corporation, and Hawley Coal Mining Company. Dr. Sengupta has served as a scientist with the Central Mining Research Station of the Government of India and as a United Nations expert to the Government of India.