The data of land use, ecosystem type, DEM and NDVI in this study were derived from the National Ecological Environment Decade Change Assessment Database System. The zoning map of Drinking Water Conservation Areas, the map of nature reserves, forest parks, geological parks and scenic areas, and the basic geographic information data of Xingguo county derived from Data Center for Resources and Environmental Sciences of the Chinese Academy of Sciences. Climatic data were derived from the China
Meteorological Data Sharing Service System.