AHP and GIS Based Multi - Criteria Site Suitibility Approach for Hospitals in Scope of Sustainable Environmental Planning – Case Study Aliağa, İzmir

Hospitals are one of the most important public amenities in cities. The location hospitals is critical for residents' accessibility, as case with all other amenities. However; such parks, and schools provide services at neighborhood scale, serve entire city. Therefore, deciding where to locate a hospital complex issue that requires consideration various criteria. purpose this study create multi-criteria-spatial decision support model selecting optimal sites, taking into account accesibility, environmental, topographic aspects. Consequently, fuzzy was created Aliağa district İzmir province, by combining analytic hierarchy process geographic information system.