The zoning of Land demolition of Kerman city bounds due to urban - Industrial development (technogenical desertification) by using GIS

In the recent decades, the effect of dry climate of Iran is due to expanding desertification in this country. The countryside of Kerman has selected for this survey. For investigating of amount of deserts generation around this city after geometric and radiometric studying¡ the image of Landsat ETM 2009 and aerial photos at a scale of 1: 5000, preparing of basic maps of earth and vegetation covers maps. To estimate of the severity level of desertification in Kerman, The indicator of Urban and industrial development based on IMDPA , that including density of roads and mines, amount of green space and changing to pasture and forest land. After that giving score to this parameters did upon its affect for destroying and desertification.Finally, in GIS software, with using analytic functions required based on IMDPA. Land area were classified in terms of desertification. The results show that the effects of desertification land in Kerman city can be classified to three section¡ critical , medium and low.