City planning 73 Cities and towns 47 Urbanization 45 Sociology, Urban 29 Social aspects 23 Urban policy 19 Regional planning 18 más ... Urban renewal 18 History 17 Urban ecology (Sociology) 13 Environmental aspects 12 Growth 10 Slavery 10 Public spaces 9 Race relations 9 Urban economics 9 City and town life 8 Economic aspects 8 Sustainable urban development 8 Social conditions 7 Globalization 6 Sustainable development 6 Technological innovations 6 Metropolitan areas 5 Middle class 5 Race 5 Social classes 5 Social mobility 5 Economic conditions 4 Ethnicity 4 menos ...