Evaluation of livability indicators and improving the quality of life in Karaj metropolis in order to increase urban sustainability

In today's world, cities face many challenges in the environmental, economic and social fields, and at the same time have become the main place of residence and norm. The growth of urbanization has led to an increase in the problems of cities and a warning of the instability of cities. In the last two decades, in parallel with theories of sustainable urban development, the idea of improving the quality of life, which makes cities viable, has been proposed, and therefore the ability to have viability characteristics for cities, especially large cities. Cities have become a necessity. This research is a descriptive-analytical field research according to the applied purpose and method. The statistical data are collected using a questionnaire and the statistical population of the research is citizens, managers and urban experts.The results obtained from the analysis of the regression model show that the economic factor with the number 0.525 is of the highest importance. Also, the results obtained from Pearson correlation coefficient test show the high importance of economic index and then social index in the livability of Karaj metropolis. The results of T-test in this study show that there is a significant and effective relationship between the four dimensions of economic, social, environmental and physical-aesthetic factors with urban livability and quality of life in Karaj metropolis. This research is a descriptive-analytical field research according to the applied purpose and method. The statistical data are collected using a questionnaire and the statistical population of the research is citizens, managers and urban experts.The results obtained from the analysis of the regression model show that the economic factor with the number 0.525 is of the highest importance. Also, the results obtained from Pearson correlation coefficient test show the high importance of economic index and then social index in the livability of Karaj metropolis. The results of T-test in this study show that there is a significant and effective relationship between the four dimensions of economic, social, environmental and physical-aesthetic factors with urban livability and quality of life in Karaj metropolis.