Mapping Drought Hazard Using SPI index And GIS (A Case study: Fars province, Iran)

Studying the Trend of Drought in Fars Province (Iran) using SPI Method

Drought is natural and climate phenomenon and in fact server as a part of climate in an area and also it has significant environmental ,social ,and economic consequences .drought differs from the other natural disasters from this viewpoint that it s a creeping phenomenon meaning that it progresses little and its difficult to determine the time of its onset and termination .most of the drought d...

Using of SPI and PN index for determination of drought in the Fars province

Aridity and drought are two inevitable occurrences of the climate change in the region. So, any kinds of planning and futurism, without regard to them, lead to failure. Climate change cause drought phenomenon. The anomalies and irregularities in the precipitation mainly cause drought. Fars Province, one of the important centers of agriculture, population and industry in the country, with specif...

GIS analysis for vulnerability assessment of drought in Khuzestan province in Iran using standardized precipitation index (SPI)

The Standardized Precipitation Index (SPI) is a widely used drought index to provide good estimations of the intensity, magnitude and spatial extent of droughts. The objective of this study was to analyze the spatial pattern of drought by SPI index. In this paper, patterns of drought hazard in Khuzestan are evaluated according to the data of 17 weather stations during data recording. The influe...

Drought monitoring using deciles index standardized precipitation index and effective Drought index in tehran province iran

Spatio-Temporal Analysis of Drought Vulnerability using the Standardized Precipitation Index (Case study: Semnan Province, Iran)

This study was conducted to identify drought event and its emerging regions in Markazi desert, Iran with focus onSemnan province in a 30 years statistical period. In this research, 61 stations having adequate data selected and usedafter extracting annual statistic from monthly and daily data. Standardized precipitation index values for each stationwere calculated and classified. The Results hav...