摘要
This study assessed the impact of urbanization on agricultural land in Makurdi local government area of Benue State.The data collected were population figures and land use for three Epoch(1997,2007 and 2017).The satellite images were sourced from the National Center for Remote Sensing and Geographic Information System,Jos.In the analysis,cross change detection analysis and overlay analysis using ArcGIS 9.0 was performed to detect where land-use change has occurred and which type of land use agricultural land has transformed too.The GIS analysis revealed that there is an increase in settlement and a decrease in Agricultural land from 1997–2017.It also revealed that 99.51ha of agricultural land use has been converted to settlement between 1997 and 2017.The results reveal that urbanization has significant effects on Agricultural Land in the study area and these effects include;decreasing agricultural land,decreasing agricultural activities and decrease in farm size.If the growth in the population of Makurdi LGA continues unchecked,agricultural land will be significantly depleted in the future.The study recommended that there should be effective law and policy to control population growth sustainably to minimize the negative impact of urbanization in the study area.Also,urban agriculture should be encouraged to sustain the food supply in urban areas.
