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Anthropogenic changes in the suspended load transportation by and sedimentation rates of the river Vistula, Poland
Evidence is presented that regulation works on the Vistula channel have introduced very significant and rapid changes in the magnitude of river load transportation and sedimentation. It is acknowledged that human interference represents the most
significant cause of change in the Vistula catchment within historical times. The alluviation of the Vistula valley floodplain as described here, which was initiated about 150 years ago, may be compared with the equally rapid changes of load transportation

Changes in the chemism of the waters of the Łabuńka river catchment under the influence of municipal and industrial wastewater
differentiation in hydrochemical features controlled by the lithology of the bedrock. Particular consideration was given to changes caused by municipal wastewater from Zamość Basin, Eastern Poland.

. As an effect of this hydro-economic activity of man the natural cycle and balance of hydrological processes have often been interrupted. This is particularly visible in the modification of the hydrographic network : changes in river routes, the elimination

An attempt was made to define the character and dynamics of hydrographical changes in the Łęczna-WłodawaLake Region. They have been influenced not only by agricultural land use, but also by the building of the Wieprza-Krzna canal and the drainage

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