monde (1) ressource en eau (1) temps (durée) (1) Afrique du Sud (1) fleuve (1) représentation (1) papier (1) surveillance (1) modélisation (1) modèle (1) information (1) hydrologie (1) décision (1) Afrique (1) code (1) captage (1) Afrique (1) Monitoring (1) Implements (1) Balances (Weighing instruments) (1) Water (1) Tools (1) Time (1) South Africa (1) Representative government and representation (1) Performance (1) Paper (1) Models and modelmaking (1) Modeling (1) Hydrology (1)