بررسی و پایش تغییرات سطح برف در استان چهارمحال بختیاری

In terms of climatologists and atmospheric air and sociologists who have studied climate change in a global perspective snow monitoring is a necessity. Because the physical properties of the snow on daily changes in climate and even change the effect of long-term climate-leaves. The study measured changes in snow surfaces as an important source of water supply is very important. Due to the possibility of measured environmental conditions mountain snow and the establishment of permanent land for resource estimation database does not exist. Using satellite images to identify and characterize changes snowy areas is very important. In this study, MODIS satellite imagery Chaharmahal Bakhtiari Province within the period between 2007 and 2015 and for the month of March, December, January, February, April and was elected. Results During the study period showed reduced levels of snow that can be reduced as a result of global climate change and global warming.