Do green spaces affect the spatiotemporal changes of PM2.5 in Nanjing?

Ecological Processes

Table 3 P values of the two selected models for predicting PM_2.5 concentration from total green cover (%) and total edge length (km) at seven scales by season in Nanjing from July 11, 2013 through May 31, 2015

Radius (km)	Spring	Summer	Autumn	Winter	Spring	Summer	Autumn	Winter
Radius (km)	Log(green cover)*log(edge length)				Log(green cover)
0.5	0.462	0.810	0.586	0.597	0.294	0.852	0.431	0.611
1	0.009	0.651	0.684	0.845	0.050	0.679	0.911	0.842
2	0.003	0.788	0.502	0.891	0.020	0.774	0.850	0.968
3	0.385	0.800	0.412	0.903	0.562	0.744	0.582	0.880
4	0.976	0.018	0.398	0.006	0.957	0.017	0.364	0.006
5	0.432	0.367	0.091	0.667	0.457	0.327	0.097	0.721
6	0.254	0.695	0.031	0.985	0.251	0.637	0.031	0.930