in recent years, the groundwater resources in guilan province have played an important role in irrigating paddy fields. the goal of this study was to evaluate temporal and spatial variations of groundwater quality in a 4-year period using ordinal kriging. water samples for this study were collected from 130 wells across guilan province, in september and march from 2003 to 2006.  maps of ec and ...

today, extra tropical cyclones are recognized not only for the important influence they exert on midlatitude weather conditions but also for their integral role in the earth’s climate system. (gary luckmann, 2012). extra tropical cyclones are fundamental meteorological features and play a key role in a broad range of weather phenomena. they are a central component maintaining the global atmosph...

marx as one of great philosophers of history believes that state is the temporal that is created of classes which finally don,t need to the presence and human historic period begins during decline of capitalism.this article only proceed the end of state after collapse of capitalism and discuss it in two parts one is proletarian dictatorship and after this course.we have shown that in two stages...

the us foreign policy processes in the middle east, in the post world war ii period, have always brought about security challenge, danger and crisis, in the region. all us presidents have experienced grave security crisis in this geopolitical area. there also exists many indications of distrust of the current foreign us policy exercised in the middle east on the part of middle eastern citizens....

â  â â â  â  abstract â  this paper examines convergence of real gdp per capita in the selected east asian countries and this relationship with selected middle east countries during the period 1950-2009. the reason behind this refers to the fact that east asia countries (including china, hong kong, singapore, malaysia, indonesia, thailand, japan and south korea) have been involved in achieving ...