The field of environmental science and engineering is rapidly evolving. The focus has shifted more and more from the end-of-pipe to pollution-prevention oriented strategies for sustainability. Cleaner production requires new attitudes, knowledge and skills for all professionals to assure that preventive environmental strategies are integrated into planning and development activities throughout society. When preparing the curriculum for the new studies in Environmental Sciences at the University of Girona in 1993, it was considered essential to introduce pollution-prevention-oriented courses for future graduates. “Compatible Technologies” and “Minimisation of the Industrial Environmental Impact” are two courses supplementing each other to address the integrated approach to industry environmental issues. Describes the objectives of these two courses as well as the main topics included, and the methodology applied