Livability of cities in sustainable urban development, case study: Tehran Metropolis

Today the city with many challenges in the economic, social and environmental faced. However, increasing the proportion of urban population increased with detrimental consequences for cities has brought. Sustain such growth, urbanization, social problems, economic and environmental crisis poses and warning of instability cities. Among other problems, such as various forms of pollution, traffic and other psychological problems, quality of life and consequently reduce the livability of cities. Thus, the necessity and importance of sustainable development and livability in cities today is quite apparent. Livability and sustainable development concepts and approaches that the city away from all kinds of pollution, traffic, environmental problems, economic, social and physical brings to citizens.Term livability refers to the degree necessary to provide a community based on the needs and capacities of the community. A non-liveable society is indifferent to the needs of its community and does not respect their wishes. Overall livability of the three dimensions of economic, social and environmental division and each have their own characteristics. Dimensions and measures required for this study was based on the globally dominant language selected livability. The purpose of this study was to investigate the livability of Tehran Metropolis is in line with sustainable development. Descriptive research - with the aim of analysis.The data for analysis were collected using a questionnaire that ¬ validity and reliability with a nominal alpha 0/831 is approved. The software utilizes data from EXCEL, ARCGIS, SPSS and statistical tests were analyzed. Population groups, citizens, and private sector managers and deputy mayor respectively. The results indicate that Tehran metropolitan livability in all three dimensions of economic, social and environmental impact assessment is moderate to low, with the current trend towards sustainable development will not go ahead. Among the 22 districts, Tehran city area than in other areas of livability is better than other areas of the district 20 of Tehran Tehran areas of livability worse than the other is a must.