Towards sustainable land use Dr. P. Folstar, Member of the TNO Board of Management Dr. M. Popp, Chairman of the Board of Directors of Research Centre Karlsruhe (FZK) Ten years ago, in 1985, TNO initiated the First Conference on Contaminated Soil in Utrecht. At that time, a rather complete inventory of suspected contaminated sites existed in The Netherlands. Time had come to consider further actions for investigations, evaluation and remediation. This concern has been spreading ever since to other European countries and throughout the world. In particular, German scientists and authorities...