Babalola, A.2022-12-162022-12-162021Babalola (2021)https://uilspace.unilorin.edu.ng/handle/20.500.12484/8039This paper presents the application of Geographic Information Systems (GIS) and Multi-criteria analysis techniques for criteria weight estimation in an environmental decision making process. The location or siting of landfill in environmental management is based on certain factors or criteria. Criteria such as land use, slope, soil, rainfall, and distance to road, aspects, and groundwater and water body are considered here. The relative importance weightings of the criteria are determined using super decision software.enANPGISWeight estimationMulti-criteriaSuper decisionBook chapter