Statistical Analysis of Dust Phenomenon in Khuzestan Province In During Period (1996- 2005)

One of the natural calamities that have influenced Khuzestan Province because of geographical situation and its neighborhood with big areas of desert regions is undesirable phenomenon of dust. So for dust considering, it select 10 synoptic stations in Khuzestan province with recording data from 1996 to 2005 years. Statistical analysis is performed by using spatial distribution maps and trend diagram that are extracted from geographical information system software's (GIS) for the aim of statistical analysis. It is found that the average of dusty days in warm period is more than cold period of the year. In Khuzestan region, the number of dusty days decreases from the west to east. Spring among seasons and July among months have the most average number of dusty days. Annual trend of days associated with this phenomenon is increased during 1996 to 2005.