Study on Coupled Relationship between Urban Air Quality and Land Use in Lanzhou, China

The intensification of global urbanization has exacerbated the negative impact atmospheric environmental factors in urban areas, thus threatening sustainability future development. In order to ensure environments, exploring changing laws air quality, identifying highly polluted areas cities, and studying relationship between quality land use have become issues great concern. Based on AQI data from 340 monitoring stations data, this paper uses inverse distance weight (IDW), Getis-Ord Gi*, a binomial regression model discuss spatiotemporal variation main area Lanzhou its with use. results show that characteristics temporal spatial differentiation spatially agglomeration cold hot spots. There is close quality. Industrial activities, traffic pollution, construction activities are most important affecting Green spaces can reduce pollution. seasonal effect.