TY - GEN AU - United Nations Environment Programme PY - 1992 SN - 0-340-55512-2 UR - https://wedocs.unep.org/handle/20.500.11822/42137 LA - English PB - Edward Arnold KW - desertification KW - drought KW - land degradation KW - sustainable development KW - soil degradation KW - water erosion KW - wind erosion KW - chemical degradation KW - climate zone KW - dryland KW - soil erosion KW - case study KW - Africa KW - Syrian Arab Republic KW - China KW - Mali KW - Tunisia TI - World Atlas of Desertification M3 - Technical guideline ER -