Maps of physical and emotional geographies

In the last fifteen years the concept of urban planning has been deeply changed, with a change in the geographies of living. On the one hand the recent development of the Territorial Data Infrastructures (SDI), on the other the phenomenon of Voluntary Geographical Information (VGI) and in particular of the geographical data deriving from Social Media (SMGI), whose diffusion allowed to overcome the physical / gnoseological concept of boundary generating fluid and versatile geometries. Today urban planners, through the study of SMGI data, are able to quickly obtain qualitative and quantitative indications on the spatial dynamics of citizens. This practice will be increasingly exploited in the future, especially in conjunction with an environmental or culpable disaster, in which the redesign of orderly tight deadlines.