7558

7030

كارشناسي ارشد

محيط زيست

اصفهان: دانشگاه صنعتي اصفهان، دانشكده منابع طبيعي

1391

يازده،96ص.: مصور،جدول،نمودار

ص.ع.به فارسي و انگليسي

عليرضا سفيانيان، محمودرضا همامي

14/12/91

سيما فاخران اصفهاني، رضا جعفري

مهندسي منابع طبيعي

ID7030

به فارسي و انگليسي: قابل رويت در نسخه ديجيتالي

Mapping the Environmental Quality Status of Isfahan Province Using Multi Criteria Evaluation MCE Madineh Norouzi m norouzi@gmail com Date of Submission Department of Natural Resources Isfahan University Of Technology Isfahan Iran Degree M Sc Language Persian Supervisors Alireza Soffianian Soffianian@cc iut ac ir Mahmodreza Hemami M R Hemami@cc iut ac ir Abstract Knowledge about the environmental status and trend of environmental quality has an important role for management and rehabilitation of the environment Currently the most important environmental problems in Isfahan province are air pollution drought uncontrolled industrial development waste management and increasing urbanization To evaluate the environmental quality of Isfahan province Multi Criteria Evaluation method was combiand with GIS A set of criteria related to environmental quality was weighted and ranked by experts The analytical structure was defined based on the important factors criteria and subcriteria influencing environmental quality The weight of each factor was then determined using a pair wise comparisons matrix filled by environmental experts Environmental pollution including air pollution industrial pollution and waste management environmental hazards including landslides and droughts ecological status of the area including vegetation percentage of protected areas water resources and medicinal plants and population density were among the most important criteria used in this study GIS was used to create geographic data processing Both AHP and ANP were used to rank the selected criteria Population density and environmental pollution were identified as the most important factors influencing the environmental quality in the study area All the selected criteria were converted to data layers and the processes of standardization and weighting were performed To produce the map of Environmental Quality of the Isfahan province the layers were combined using weighted Linear Combination WLC method in the GIS environment Southern and western parts of the province were recognized as most vulnerable area to natural disasters Central and western parts of the province had a higher population density and were distinguished as the most polluted areas of the province Counties located in the south of the province had more favourable conditions in terms of ecological status Surface areas of and of the province were recognized as suitable moderate poor and very poor respectively The spatial distribution of the environmental quality gradually decreased from the east to the west and from south to central part of the province with exception in a few areas The eastern part of the province face with problems such as poor waste management and vulnerability to drought It was concluded that the environmental quality of Isfahan Province was in the middle level but was not uniform across the province and highly intense human activities speeded up the degradation of the environments in recent years Keywords Multi Criteria Assessment GIS weighted linear combination the quality of the environment Isfahan

عليرضا سفيانيان، محمودرضا همامي

سيما فاخران اصفهاني، رضا جعفري