This analysis of appropriate technology first explores the concept of development in terms of needs, characteristics, and theories and then examines the pivotal role of technology in the developmental process. The twenty contemporary case histories illustrate specific instances of applied technology, not necessarily as examples of successful applic

Varying degrees of environmental impact by sewage sludge disposals alternatives, present challenges for waste management practice and policy. Many regulating bodies throughout the world are implementing measures which actively promote environmentally sound and economically viable routes to convert this waste into a valuable resource. These provide opportunities, but at the same time, given the nature of the material and obstacles that may exist, require that responsible and proven practices are followed. This book presents the proceedings of an International Symposium organised by the Concrete Technology Unit, University of Dundee, which brings together some of the worlds leading experts in the field of sewage sludge recycling.