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  • . 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