Land degredation is a major issue worldwide and poses a threat to the sustainability of agriculture and economic development of many third world countries. Which answer choice is NOT a form of land degredation that needs to be addressed?
A) Wind and wave erosion in coastal regions.
B) Water erosion from run-off in mountainous regions.
C) Water erosion during the rainy season in semi-arid regions
D) The reclamation of land at the mouths of rivers formed by silt deposits
