eaux souterraines (4) Groundwater (4) Water (3) Quality (3) recherche (2) modélisation (2) modèle (2) information (2) débit (2) évaporation (2) qualité des eaux souterraines (2) Afrique (2) Area (2) Methods (2) Balances (Weighing instruments) (2) Area (2) South Africa (2) Research (2) Rain and rainfall (2) Models and modelmaking (2) Modeling (2) Impact (2) Example (2) Evaporation (2) Equilibrium (2) Acid mine drainage (2) Methods (2) Research (2) Influence (2) Quantity (2)