Assertion: desertification | /r/UsedFor | refer to the degradation of land
Facets:
value: in arid
type: LOCATION
Source sentences:
text: Desertification refers to the degradation of land in arid, semi-arid, semi-humid dry areas due to the various effects of humans and their function.
text: Desertification refers to land degradation in arid, semi-arid and dry sub humid areas, resulting mainly from adverse human impact (David and Nicholas, 1994).
text: Desertification refers to the degradation of land [1–4] .