Fig 1.
The spatial distribution of the scale of net outmigration at the county level in China, 2010.
Fig 2.
The spatial distribution of ratio of net outmigration based on population at the county level in China, 2010.
Fig 3.
The spatial distribution of soil erosion severity at the county level in China, 2010.
Fig 4.
The spatial matching relationship between counties with severe erosion and counties with net outmigration in China.
Fig 5.
Scatterplot of the scale of net outmigration versus the soil erosion severity index (SESI) of counties with both.
Fig 6.
Scatterplot of the net outmigration intensity versus the soil erosion severity index (SESI) of counties with both.
Table 1.
Results of the spatial matching.
Table 2.
Regression results of the gravity model.