Figures
FIGURE 1 Location of the study area.
FIGURE 2 RUSLE factors in this study: (a) ~ (c) R factor, K factor and LS factor; (d) ~ (f) C factor in 2000, 2005 and the ideal state; (g) ~ (i) P factor in 2000, 2005 and the ideal state.
FIGURE 3 Average annual soil loss per square kilometer (t) in Yan’an for (a) 2000 and (b) 2015.
FIGURE 4 (a) The intensity of GFG; (b) the SCE from 2000 to 2015; (c) the SCP in 2000.
FIGURE 5 The GFG investment levels in different regions in the future.
FIGURE 6 Cyclic relationship between the SCP, the GFG investment and the SCE.