Land cover change in the Middle River Vistula catchment.- Influence of land-use and water management practices on flows in the middle River Vistula.- Analysis of impact of climate variability on extreme flows in the Middle Vistula Basin.- The bed topography and discharge measurements at the Świderskie Islands Nature Reserve, the Vistula River, Poland.- Rainfall-runoff modelling of the middle River Vistula tributaries.- Distributed modelling of flow in the Middle River Vistula.- Sensitivity analysis of the distributed flow routing model for middle River Vistula - multi-method approach.- Influence of channel processes and vegetation in the Vistula river valley in Warsaw on flood safety.- Semi-distributed flood forecasting system for the River Vistula reach.- Stochastic transfer function based emulator for the on-line flow forecasting.