IMMUNE SYSTEMS, GEOGRAPHIC INFORMATION SYSTEMS (GIS), ENVIRONMENT AND HEALTH IMPACTS

2004 ◽  
Vol 7 (6) ◽  
pp. 465-480 ◽  
Author(s):  
Guillermo A. Blanco ◽  
Edwin L. Cooper
2021 ◽  
Vol 13 (2) ◽  
pp. 17
Author(s):  
AbedAlhameed AlFanatseh ◽  
Shahed Saqallah

In this study, we identify methods of measuring accessibility to public services in the city of Aqaba. Accessibility is an indicator of the efficiency of their spatial distribution in relation to residential neighborhoods in the city. Administrative, commercial, educational, health and entertainment services were selected for a case study because they are the most important services. We used spatial analysis tools in Arc Map within the geographic information systems (GIS) environment to measure direct distances between neighborhood centres and public services and to determine the number of services within specific ranges (1,000 m, 500 m, 200 m), using the three most common methods of measuring accessibility: the distance to the nearest service, the number of services within a certain distance or time, and the average distance for all services. The results of this research indicate that educational services have the highest degree of accessibility, followed by slight differences among recreational, administrative, and commercial services. Health services lag further behind.


2019 ◽  
Vol 34 (5) ◽  
pp. 532-541
Author(s):  
Reza Sadeghi ◽  
Seyed-Saeed Mazloomy-Mahmoodabad ◽  
Mohsen Rezaeian ◽  
Hossein Fallahzadeh ◽  
Narges Khanjani

Abstract In recent years, the geographic information system (GIS) application has used the latest spatial data to help researchers make the right decisions in the shortest time. This study was conducted with the aim of using geographic information systems (ArcGIS) for selecting the best location for installing banners and billboards in a health campaign. This research was an analytical and applied research conducted in Sirjan city, Iran in 2018. In this research, GIS and fuzzy logic methods were used. In order to implement the fuzzy operator in the GIS environment, initially, the main influencing criteria in location selection were determined. Then the weighted layers were put on top of each other and, by considering the sub criteria, the most suitable places to install banners and billboards were identified in the final map. The final map showed the best places to install billboards and educational banners for the ‘hookah is the enemy of health’ campaign. The final number of these places was 30 according to the main criteria, and the number was reduced to 25 places, after considering the sub criteria. ArcGIS can be used in selecting the best locations for installing banners and billboards in a health campaign.


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