Stability Analysis of Tabriz urban areas using a combination of AHP and FUZZEY

Sustainable development is one of the most comprehensive concepts in recent decades. Sustainable development means efficient management and proper utilization of funds, labor force and etc to achieve the optimal consumption pattern. That use of technical facilities, structural appropriate to becomes possible satisfactorily meet the needs of present and future generations. The aim of this research is analysing and prioritizing the sustainability of Tabriz City. The sustainability indices include environmental, economic, cultural and social space framework dimensions are overlapped using AHP-Fuzzy approach. The research is descriptive and analytical methods. According to the results of nine region can be said that six regions (2,3,4,7,8,10) are in unstable state and region (5) in a meta stable state and two regions (1,6) are in stable conditions. 66.67 percent of regions are in unstable condition and 11.11 percent are Meta stable condition and 22.22 are in unstable condition. The following factors have intensified the instability of unstable region: population growth in non-compliance with service needs, shortage of recreational and green spaces, shortage of appropriate health, business and sports service, increasing the population growth rate, shortage of educational and cultural facilities, low employment, residence of low-income and immigrant people,unsupervised and unauthorized constructions. Therefore, is necessary to achieve sustainable development, social justice approach primarily on the agenda of managers and decision-makers as to the distribution of services and facilities Tabriz Tabriz between regions, according to population needs to be balanced.