عنوان مقاله [English]
With regard to significance of climatic change phenomena in last decades, has been performed many efforts for recognition of changes in the world. In this study, has tried which investigated to occurrence of variations to temperature in coast stations of Caspian Sea. In order to, the first step supplied to stations Data from Iran meteorological organization into duration 50 years (1955-2005). Therefore with use by Mann-Kendal test and its graphic test was determined to variation existence, its kind and time. Results show that Variations to these stations has been short – duration oscillations, and encompasses to negative and positive trend so increasing and decreasing too. The variations depicted to minimum temperature enhanced to more stations and their maximum temperature declined, but there is no change in Gorgan station.