in iran, new centralization characteristic, especially during pahlavi dynasty, has been convergence and its vast use in bureaucracy. historical sociological studies have consensus on the issues of centralization, power centralization, and political sovereignty in iran; however, these issues have some divisional interruptions and different levels of strength in some parts of the history. this es...

this paper takes a close look at the process of evolution of france’s spatial planning system. the rich background and solid approach of spatial planning in france, introduces this country as one of the pioneers of planning in various levels from local to urban and regional scales. the vision of this country during last decades especially in the field of spatial-physical development planning an...

urban environments rely on the surrounding natural ecosystems remnants as providers of ecosystemfunctions, therefore these areas not only support a unique biodiversity but also have a social value for maintainingpublic health andwellbeing. for this reason, urbanization is considered to be one the biggest threats to ecosystems,leading to native biodiversity simplification and, thus, to a detrime...

this survey is a descriptive analytic study which was carried out to assess the effects of population control programs on national health development in islamic republic of iran (1986-1998). the objectives of the study are: 1)to determine the effects of family planning program on national health development ( 1986-1998). 2)  to indicate the relationship between family planning coverage and some...

one of the new areas in the field of studying the country's development planning is border regions. although from past to present different aspects of the problems related to these regions have been studied, but spatial planning of border regions not only its position has not been clarified in the planning system of the country's development but also its dimensions and characteristics...