Riverbed erosion estimation and forecast in the selected cross-sections of the carpathian tributaries of the Vistula river

The silting forecast of water reservoirs at Brzóza Stadnicka and at Brzóza Królewska

The use of deterministic chaos theory in the step-by-step forecasting of annual electric power consumption by rural consumers

Verification of 10- and 20-day forecasts of the standardized precipitation index SPI