The project provides results on the following topics: The prediction of extreme meteorological situations in the Berlin-Brandenburg regionThe development of an online dry period warning systemForecasting the dynamics of groundwater recharge and the development of water resourcesThe identification of suitable surface and underground water reservoirs with the help of the web-based toolboxThe derivation of long-term, seasonal-dynamic control parametersThe derivation of ecological control parameters, especially aquatic ecosystemsDevelopment of proposals for adaptations of the WHG and BbgWGCreation of incentive mechanisms and measures to increase acceptance of restricted water use Langer See bei Garzau im Untersuchungsgebiet