Analysis the Bio Performance Indicators of the Urban Regions of Isfahan in Realization of Sustainable

The realization of sustainability is associated with the proper exploitation of resources and the balancing of man, community and nature. Meanwhile, today's urban conditions require planners to explore, analyze and evaluate the sustainability of cities in different ways. The aim of this study is to evaluate the efficiency of some the biologicalperformance indicators of Isfahan urban areas with an emphasis on impressive components such as population, range and area, the amount of waste produced ,the amount of urban green spaces, trees and the amount of the raceway in Isfahan urban areas. The research method in this paper is a descriptive-analytical. In this regard, Data Envelopment Analysis (DEA) model is used to describe and analyze existing situations.The statistical population includes the fourteen districts of Isfahan, based on official documents of the city.In accordance with Overall results in the CCR-O model, district 4 and 9 are full efficiency and district 5 has acceptable performance. In addition, in the BCC-O method, district 2, 12 and 13 have been added to the available efficient regions in the CCR-O model, also districts 5, 6, 7, 8, 10, 11 and 14 have acceptable performance.