The purpose of this report is to systematize and disseminate information about the non-electrical applications of geothermal resources. Planning for this report started in October, 1973, at a meeting which led to the organization of a Geothermal Pilot Study for the NATO Committee on the Challenges of Modern Society (CCMS). Should this report serve as a useful introduction to the uninitiated, and should it be useful in directing an interested observer in a productive way, it will have served its purpose