Coastal aquifer planning elements / M. Maimone [and others] -- Saltwater intrusion in the coastal aquifers of Los Angeles County, California / T.A. Johnson, R. Whitaker -- MODFLOW-based tools for simulation of variable-density groundwater flow / C.D. Langevin [and others] -- Modeling three-dimensional density dependent groundwater flow at the Island of Texel, The Netherlands / G.H.P. Oude Essink -- Leaky coastal margins / P.W. Swarzenski, J.L. Kindinger -- Tidal dynamics of groundwater flow and contaminant transport in coastal aquifers / L. Li [and others] -- Determination of the temporal and spatial distribution of beach face seepage / D.W. Urish -- Integrating surface and borehole geophysics in the characterization of salinity in a coastal aquifer / F.L. Paillet -- Geographical information systems and modeling of saltwater intrusion in the capoterra alluvial plain (Sardinia, Italy) / G. Barrocu, M.G. Sciabica, L. Muscas -- Uncertainty analysis of seawater intrusion and implications for radionuclide transport at Amchitka Island's underground nuclear tests / A. Hassan, J. Chapman, K. Pohlmann -- Pumping optimization in saltwater-intruded aquifers / A.H.-D. Cheng [and others] -- Hydrogeological investigations and numerical simulation of groundwater flow in the karstic aquifer of northwestern Yucatan, Mexico / L.E. Marin [and others].