Cities and towns City planning 44 Growth 38 Sociology, Urban 31 Urbanization 31 History 25 Villes 21 Sustainable urban development 11 Urban policy 11 Social aspects 10 Regional planning 8 Research 8 Economic development 7 Study and teaching 7 Urban ecology (Sociology) 7 Communities - Urban Groups 6 Environmental aspects 6 Social conditions 6 Urban geography 6 Architecture 5 Ciudades 5 Histoire 5 Politics and government 5 Rural development 5 Smart cities 5 Technological innovations 5 Urbanisme 5 Economic aspects 4 Effect of technological innovations on 4 Politique urbaine 4