Land use Planning 215 History 164 Environmental aspects 125 Law and legislation 100 Land tenure 97 Government policy 86 Mais ... City planning 79 Management 54 Economic aspects 53 Sustainable development 52 Social conditions 48 Regional planning 47 Economic conditions 44 Social aspects 44 Agriculture 43 Environmental conditions 40 Natural resources 37 Human ecology 32 Cities and towns 30 Environmental policy 30 Urbanization 28 Growth 27 Landscapes 25 Nature 25 Politics and government 25 Right of property 25 Conservation of natural resources 24 Landscape changes 24 Land reform 23 menos ...