This reference work offers decision makers an overall framework for developing effective strategies for the diverse environmental problems that we face today. The material is provided from a range of international experts representing various fields in environmental protection and scientific research. This work aims at assesing environmental activities from both a a scientific, technical and political point of view and the assesment and control of the major environmental problems both in developed and developing countries. The application of specialized engineering and scientific knowledge to a master global plan has special emphasis.