Plenary lectures -- Hitoshi Sakai memorial session : measurements and applications of stable and radiogenic isotopes and other tracers -- Water-rock interactions in geothermal systems -- Water in petrogenetical, magmatic and ore forming processes -- Water-rock interaction in watersheds -- Solute interactions during transport in vadose zone -- Water-rock interactions in karst and pore water chemistry in sedimentary rocks -- Water-rock interaction controlling groundwater quality -- Environmental geochemistry -- Water-rock interactions in mine tailings -- Significance of water-rock interaction for reconnaissance and remediation of contaminated sites -- Characterization of mineral surfaces and water/mineral interfacial processes -- Role of mineral surfaces in kinetics of weathering -- Advances in numerical modeling of water-rock interaction processes -- Role of water-rock-gas interaction in sequestration of CO[subscript 2] -- Geological hazards related to water-rock interaction -- Water-rock interactions in biogeochemical processes and genesis of petroleum.