Introduction When unbalanced spatial dispersion of developmental indicators increase, unbalanced distribution of facilities and population will dramatically increase too and meanwhile the increase of centralization of indicators in regions that suffer from centralization of facilities and population will lead to population and facilities movement from deprived regions and this will increase ...

abstract because of the many geopolitical, geo economical and geo strategically potentials and communicational capabilities of eco region, members can expand the convergence and the integration in base of this organization that have important impact on members development and expanding peace in international and regional level. based on quality analyzing of library findings and experts interv...

a major concern in the last few years has been the fact that the cultural centers are keeping distance with what they have been established for and instead of reproducing the hegemony, they have turned into a place for resistance and reproduction of resistance against hegemony. because the cultural centers, as urban public spaces in the last two decades, have been the subject of ideological dis...

this research was conducted in two protect and destroy region in the middle zagros, in illam province. in order to identification of ecological species group and evaluate density of regeneration, effect of many factors such as protection, vegetation, physiographic factors, physical and chemical properties of soil in study locations were studied. to achieve these purpose number of 54 plots using...

Aims: Reducing the city's vulnerability in times of crisis and emergencies is part of the urban design mission. Hence, passive defense measures have been developed to reduce the vulnerability of cities in times of crisis. The purpose of this study was to identify the factors affecting passive defense in the performance of urban spaces in the area of Enghelab Square in Tehran. Methodology: This ...

abstract: mineral scaling in oil and gas production equipment is one of the most important problem that occurs while water injection and it has been recognized to be a major operational problem. the incompatibility between injected and formation waters may result in inorganic scale precipitation in the equipment and reservoir and then reduction of oil production rate and water injection rate. ...