climate change  is one of the most important challenges in recent years. heavy flood, hot weather, early coldness, most of drought replications, risen of sea water level, pests and plant disease ,reducing of ozone layer thickness, global worming ,and melting ices, are cases that introduced climate change issue in recent decades more. climate is one of the most important  factors for crop  chang...

It is not long time that residential complexes have been built in Tehran. Although during thistime, always influenced by some factors, configuration of the residential complexes has undergone fluctuations, rateof which has been very fast especially in recent decades considering the fundamental changes that have emerged in the housing debate. turning housing into an investment commodity. Residen...

in recent decades, persian language dialects are also changing along with the language itself. so, recording the social characteristics of these dialects is of great importance. the results of these studies can be used in social and educational policies, language planning and comparative studies of dialectology. the writers of this article study the social characteristics of family and gender e...