Mass Wasting 2 : Natural Disaster. A general term for the dislodging and downslope transport of soil and rock material under the direct application of gravitational body stresses. (OFDA)
United Nations Department of Humanitarian Affairs, Internationally Agreed Glossary of Basic Terms Related to Disaster Management, International Decade (1990-2000) for Natural Disaster Reduction (IDNDR) DHA-Geneva 1992. http://reliefweb.int/sites/reliefweb.int/files/res ources/004DFD3E15B69A67C1256C4C006225C2-dha-glossa ry-1992.pdf, (ND Red - Brit) {494}