The term fold is used in geology when one or a stack of originally flat, level surfaces, such as sedimentary strata, are bent or curved as a result of pressure and high temperature. The basic cause is likely to be some aspect of plate tectonics.
Answer:
I think the answer is Kalahari Gobi because in Rainforest it could not be impacted by desertification and in Kalahari Gobi it is impacted by desertification
Climatic map or climate map.
