A Territorial Approach to Urban Spaces between Sustainability and Liveability

International audienceCities have never been as crowded as they are today, with half of the world's population living in urban areas. The habitability of urban spaces is also challenged by contemporary urbanization. Habitability issues may also arise due to the remoteness or limited accessibility to parts of the population. As a global process, urbanization refers to similar developments without totally erasing specificities of each city or their territories. Housing and habitat issues provide an angle for the analysis of urban spaces, showing how much they are torn between sustainability and habitability at the first stage. Cities and, more broadly, urban spaces are marked by these different forms of mobility, which play a large part in their recent transformations and reflect the issues of sustainability as well as habitability in other ways. The climate in its multiple dimensions and scales is now recognized as a new issue ? or even a motive ? for land use planning