G. T. Goodman and M. J. Chadwick With the increasing pressure worldwide on mineral and fossil fuel resources, there is a growing awareness of the need to utilize all available workable deposits as thoroughly and effic iently as possible. This inevitably means disturbance, often of high quality environments. Adverse environmental impacts on land, water and air, and frequently to human health and biological resources, have been taking place for many years in different parts of the world. In total cycle of mineral extraction, trans portation use and disposal involves all compartments of the...