The dynamics of the population flows in metropolitan areas

The article presents an analysis of the dynamics of population flows in the corridors of the metropolitan area, based on the example of Poznan. The aim of these studies was to determine the mobile preferences of the population as well as the possibilities for improving the efficiency of the city transport, mainly in aspects related to the road congestion and its reducing by the better use of the existing railway infrastructure as well as other instruments of the transport policy. The results obtained in multi-methods analysis showed, that such solution is likely to be a successful one as an alternative to the road transport and different strategies and solutions, designed in accordance with articulated preferences of the population, may be more effective than large-scale initiatives issued by a superior. The "difficult" heritage of the poorly used or unused railway infrastructure, occurring in many urban areas, can be often successfully adapted to be a solution for the transportation needs of the inhabitants