scholarly journals Geo-spatial Technique Combined With AHP, SRS, and RSW Methods for Suitability Analysis of Landfill Site in Durgapur Municipal Corporation

Author(s):  
Tutun Hazra

Abstract Durgapur, an industrial city, is the second and third-largest city in West Bengal in terms of population and area respectively. The city is suffering from an enormous generation of waste and improper waste management. The wastes are dumped in an unscientific and unplanned way, negatively impacting the environment and public health. Hence, the National Green Tribunal has advised the city planners to find new landfill sites following the Central Pollution Control Board's guidance. This paper focuses on the new landfill site selection of Durgapur city using the Multi-criteria Decision Making (MCDM) methods with Geographic Information System (GIS). The methodologies used for the site selection processes are GIS (for mapping the 14 criteria and overlay analysis) and MCDM methods: Analytical Hierarchy Process, Straight Rank Sum Method, and Ratio Scale Weighting Method (to derive the weights). Finally, the five landfill sites are selected after calculating the change detection.

2019 ◽  
Vol 38 (3) ◽  
pp. 245-253 ◽  
Author(s):  
Faisal A Osra ◽  
George W Kajjumba

Municipal solid waste is a problem to developed and developing cities in the world. If municipal solid waste is not managed well, it can be a source of numerous contaminants to water, air, and soil. Although landfill is at the bottom in terms of priorities of municipal solid waste management techniques, its applicability cannot be neglected in developing economies. Landfill site selection is a hard puzzle comprised of political, social, economic, and environmental factors. Makkah, Saudi Arabia, is targeting 30 million pilgrims by 2030, putting the city in a difficult circumstance: More pilgrims, more municipal solid waste. The current dump site, Kakia, is expected to be full by 2020; thus, there is a need to locate a new landfill site. In 20 years, Makkah is expected to produce 44 million tonnes of municipal solid waste, which requires approximately a 7.5 m × 5,874,000 square meter landfill capacity. In this study, a geographic information system, analytical hierarchy process, vertical electrical sounding, and ground-penetrating radar are applied to select the best new landfill site for Makkah. By combining these techniques, there are three suitable site locations: (39°36 ́38.45 ́ ́E: 21°18 ́26.46 ́ ́N), (39°37 ́54.07 ́ ́E: 21°19 ́35.25 ́ ́N), and (39°44 ́04.45 ́ ́E: 21°13 ́08.93 ́ ́N). These sites have a considerable depth to water table of 12 m. Therefore, the city of Makkah should use these findings to establish a sanitary landfill.


2020 ◽  
Vol 39 (3) ◽  
pp. 47-56
Author(s):  
Savita Kumari Sheoran ◽  
Vinti Parmar

AbstractAppropriate landfill site selection for disposal of solid waste is a very complicated assignment, as it needs multicriteria analysis of various parameters. In this study, we have used QGIS for identification of alternative landfill site in Gurugram district, a satellite city of New Delhi. Various criteria are analysed for selecting the landfill sites. Weight and rank are assigned to the criterion such as road networks, presence of water bodies, residential locations, and depth of the underground water table by using the Analytic Hierarchy Process (AHP). Five possible landfill sites have been identified for solid waste disposal based upon the AHP method analysis and overlay analysis in GIS tool in Gurugram district. The methodology used in this paper is very efficient for performing multicriteria analysis and can be generalised for selecting landfill sites in other areas with similar demographics.


2019 ◽  
Vol 6 (1) ◽  
pp. 8-15
Author(s):  
Abbas Najjari ◽  
Kamran Shayesteh

Hazardous wastes include various types of chemicals and other wastes generated from industrialand other sources. Because of the complexity of waste management systems, the selection of theappropriate solid waste landfill site requires consideration of multiple alternative solutions andevaluation criteria. This paper investigated the utilization of the fuzzy logic in combination withAnalytic Hierarchy Process (AHP) technique by applying GIS and IDRISI programming for choosinghazardous waste landfill site in Nahavand, Iran. Based on the real conditions of the study area, weconsidered economic, biological and topographical factors (12 criteria). The candidate sites weredetermined based on the criteria weights. The best location was determined via the fuzzy logic andthe AHP methods. This study found that the combination of fuzzy logic and the AHP method was thebest option for selecting a site for hazardous waste landfill. In the end, 6 suitable areas were selectedfor a hazardous waste landfill in the city. This study verified that the combination of the AHP methodwith fuzzy logic using GIS in our project is a powerful tool for solid waste landfill site selection.


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