Analysis of urban green space distribution with Multi-Attribute Technique (Case study: Isfahan Metropolis)

Existence of urban green space is one of the prerequisites for achieving sustainable urban development and plays a key role in improving the quality of life of urban dwellers. The research is practical and quantitative in terms of purpose and nature and is of analytical-comparative type and using Preference selection index and multi-moora technique has been analyzed green space indicators in Isfahan metropolis. The research data is adapted from the statistics of Isfahan metropolis in 2019. The results of the preference selection index for the analysis of green space indicators in the metropolis of Isfahan show that the highest score belonged to regions 4, 6, 10 and 8. The lowest scores of the preference selection index were assigned to regions 2, 11 and 15. The results of applying the three approaches of multi-moora technique for the analysis of urban green space indicators show imbalance and inequality in 15 Regions of Isfahan metropolis. The highest score of the Ratio system approach was compared to region 10 and the lowest score of the Ratio system approach was assigned to region 11. The highest score of the Reference point approach belonged to region 14 and regions 11 and 3 obtained the lowest score of the Reference point approach. In the Complete multiplication approach, region 8 of Isfahan metropolis has the highest score and regions 11, 1, 2 and 14 have the lowest score. The difference between the scores obtained in the preference selection index and the three approaches of Multi Moora technique indicates the existence of inequality in the field of urban green space indicators in the fifteen Regions of Isfahan metropolis.