* IVth International Symposium on Transboundary Waters Management, Thessaloniki (Greece), 13-14 October 2008

The Symposium was jointly organized by the Aristotle University of Thessaloniki (Greece) and the UNESCO Chair on Sustainable Management of Water and Conflict Resolution. Its main topic was ‘Transboundary Surface Waters and Shared Aquifers’. Specific topics covered monitoring networks, data and information sharing, decision making and conflict resolution, stakeholder participation and legal and institutional issues. AIDA members B. Appelgren (Sweden), S. Bogdanovic (Serbia), S. Burchi (Italy), L. Del Castillo (Argentina), M. Nanni (Italy) and R. Stephan (France) attended and contributed to the Symposium and the side events. For further information, visit www.inweb.gr