proudly takes its place as the most up-to-date, comprehensive book published in this field. Following the tradition of the previous international symposiums, this resource tackles the newest in primary and secondary resource recovery with sections on environmental hydrometallurgy, research and industrial applications, base and precious metals, and leaching. Case histories from around the world provide a hands-on look at how industry leaders are solving problems and setting new standards. Petrus van Staden shares his insights on minerals biotechnology. John Canterford explores plant design and operation. Gordon Bacon discusses the challenges of plant start-ups, and John Marsden offers practical solutions for reducing energy consumption in all aspects of unit operations. Bob Shoemaker, one of the world’s most respected authorities on precious metal recovery, reflects on developments and lessons learned during his half century in the business. Hundred of other authors provide insights on acid rock drainage, waste water and resource recovery, process development and modeling, heap leaching, the future role of hydrometallurgy, and countless other timely, important subjects. Generously illustrated with charts, graphs, and photos, is a must read for researchers, instructors, students, administrators, and government and industrial players who want to stay on the cutting edge of this challenging and rapidly evolving field.