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Title

INVESTIGATION OF ALTERATION ZONES, GEOCHEMISTRY AND PETROGENESIS OF THE CHAHSHALJAMI PROSPECT, EASTHERN IRAN

Writers

NOHEGAR A. | SHIRGAHI F.

Pages

 Start Page 83 | End Page 92

Abstract

 Because of arid and semiarid conditions in Iran and the shortage of freshwater resources, it is essential sensitivity to water quality of rivers and factors affecting to these factors. In this regard improper use of lands is one of the most important factors in reducing the amount and quality of water resources in Catchments. The goal of this study was to determine the relationship between LAND USE CHANGEs with changes in water quality parameters in KAHURESTAN CATCHMENT. So, at first changes in the area of land uses was measured in this catchment at three different times. Then, the changes in water quality of river, was studied at different times. The results showed that land use caused decrease in pasture lands and increase in agricultural lands and bare lands that eventually has been resulted to decrease in water quality in the river of this catchment.

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