France Modeling Groundwater dating Fecal contamination Amazon basin Hydrogeophysics Wetland Andes Flow Electrical properties Hétérogénéité Groundwater age Eaux souterraines Dispersion Numerical modelling Fractured aquifers Fer Zone critique Brittany Organic matter Modelling Gallionellaceae Model VI Climate change Fractures Agricultural catchment Temperature Groundwater GRACE Natural waters Catchment Inverse problem Recife Biogéochimie Transport CFC Hydrologie Géochimie Aquifers Residence time distribution Sediment transport Binding Modélisation Ultrafiltration Complexation Water quality Dissolved organic carbon Iron Wavelet transform Ammonium Nitrogen Porous media Erosion Biogeochemical processes GEOF Heterogeneity Earthquakes Aquifère Tomography Soil Acoustic properties Arsenic Numerical modeling Eutrophication Hydrology Sorption Amber Nitrate Groundwater resources Rare earth elements Residence time Sediment Mixing Subduction Solute transport Geochemistry Agriculture Flowmeter Fracture Humic acid Fractured media Phosphorus Terres rares Modélisation numérique Bassin versant Riparian wetland Brazil Hydrochemistry Wave propagation Hydrogeology Watershed Milieux fracturés Denitrification Connectivity Upscaling Humic substances Environmental tracers Peatland Reactive transport Hydrogéologie