Assessment Agricultural Drought Vulnerability In Arid and S-arid climates using GIS and AHP, A Case Study for Taft Township, Yazd province, Iran

Drought is considered as one of the major natural hazards with significant impact to environment, society, agriculture and economy. Drought impacts are very critical and especially costly affecting more social and economical than any other type of natural disaster universally. Today in the world, decision makers follow several methods for adaptability and to reduce damages of natural disasters such as drought. They suggest that this issue in drought management should have been considered by a risk management approach, and beside it, a combination of disaster management and risk in times different applied concurrent. In order to assess the damage caused by agricultural drought, agricultural drought vulnerability maps should be prepared. In this respect, the use of GIS and AHP can provide more accurate results and a more realistic. In the study of drought, to store, analyze large volumes of data, remote sensing and integration of data from different sources, the capabilities of GIS are used. In general, the factors of agricultural drought vulnerability are various. Use these factors to agricultural drought vulnerability mapping in different regions, depending on the availability and reliability of the data is. The main object of this study was to preparing a method to mapping agriculture drought vulnerability in Taft town of Yazd province, Iran.