Urban green spaces play a crucial role in improving the well-being of city dwellers,offering recreational benefits that contribute to physical health.However,challenges remain in ensuring these spaces are distributed ...Urban green spaces play a crucial role in improving the well-being of city dwellers,offering recreational benefits that contribute to physical health.However,challenges remain in ensuring these spaces are distributed equitably and are accessible to all.This research examines the distribution and accessibility of green spaces in Bayan Lepas,Penang,Malaysia.The study focuses on evaluating three key factors:(1)the uniformity of green space distribution in the area,(2)the proportion of residents who can access green spaces within a 300-m walk,and(3)the identification of regions that lack sufficient green spaces,such as parks and recreational areas.To assess accessibility,the study uses a distance-based impedance method within a Geographic Information System(GIS)network analysis framework.Network distance rather than Euclidean distance is used to simulate actual walking paths along roads and pedestrian routes.ArcGIS software is employed to construct service areas and compute origin-destination cost paths between residential zones and green spaces of various sizes.The findings reveal that 82.32% of Bayan Lepas residents have access to green spaces ranging from0.5 to 1 hectare within a 300-m walking distance.Additionally,72.93%are served by green spaces of at least 5 hectares within a 10-km radius.At the regional scale,100%of residents have access to green spaces of 10 hectares or more.These results provide valuable insights for urban planners and policymakers,highlighting the importance of enhancing spatial equity in green space distribution.The study offers a transferable methodology that can be adapted to other urban contexts with available GIS data and localized accessibility standards.展开更多
基金funded by Universiti Sains Malaysia and the Ministry of Higher Education Malaysia under the FRGS grant(No.203/PPBGN/6712098 with a Reference Code of FRGS/1/2022/SSI02/USM/02/3).
文摘Urban green spaces play a crucial role in improving the well-being of city dwellers,offering recreational benefits that contribute to physical health.However,challenges remain in ensuring these spaces are distributed equitably and are accessible to all.This research examines the distribution and accessibility of green spaces in Bayan Lepas,Penang,Malaysia.The study focuses on evaluating three key factors:(1)the uniformity of green space distribution in the area,(2)the proportion of residents who can access green spaces within a 300-m walk,and(3)the identification of regions that lack sufficient green spaces,such as parks and recreational areas.To assess accessibility,the study uses a distance-based impedance method within a Geographic Information System(GIS)network analysis framework.Network distance rather than Euclidean distance is used to simulate actual walking paths along roads and pedestrian routes.ArcGIS software is employed to construct service areas and compute origin-destination cost paths between residential zones and green spaces of various sizes.The findings reveal that 82.32% of Bayan Lepas residents have access to green spaces ranging from0.5 to 1 hectare within a 300-m walking distance.Additionally,72.93%are served by green spaces of at least 5 hectares within a 10-km radius.At the regional scale,100%of residents have access to green spaces of 10 hectares or more.These results provide valuable insights for urban planners and policymakers,highlighting the importance of enhancing spatial equity in green space distribution.The study offers a transferable methodology that can be adapted to other urban contexts with available GIS data and localized accessibility standards.
