Health for all by the year 2000 is the blueprint for change agreed to by the Member States of the World Health Organization. In Europe, this blueprint is built on 38 regional targets, many of which have the underlying aim of uncovering new knowledge and of using existing knowledge more effectively. The targets related to a healthy environment have the ultimate goals of safeguarding human health against environmental hazards, and of enhancing the quality of life by providing clean and safe water, air, food, and working and living conditions. Allied to these goals is the need to reduce the...