This work contains a collection of selected, peer-reviewed and state-of-the-art reflecting papers that were presented at the First Dubrovnik Conference on Sustainable Development of Energy, Water and Environment Systems, held in Dubrovnik, Croatia, 2-7 June 2002. This conference was focussed on following objectives: Discussion of sustainability concepts of energy, water and environment and their relation to global development; Analysis of potential scientific and technological processes reflecting energy, water and environment exchange; Presentation of energy, water and environment system models and their evaluation; Presentation of multi-criteria assessment of energy, water and environment systems by taking into consideration economic, social, environmental and resource use aspects. This book is interesting for (post)graduate students, scientists and professionals from mechanical, chemical and environmental disciplines who are working on sustasinable development.