نتایج جستجو برای: hierarchy urban economic structure
تعداد نتایج: 2049139 فیلتر نتایج به سال:
Both Sassen (1991) and Castells (1996) have argued that a proper understanding of cities and their relative positions within the current globalized Information Society entails the analysis of the myriad relationships between Information and Communication Technologies (ICT) and urban networks. After all, due to the rise of new information and (tele)communication technologies , the world is exper...
introduction promoting villages to towns is among the prominent characteristics of urbanization in few past decades and remains as a major challenge facing managers, policymakers and urban planners, particularly in developing countries. in iran, one of the growing impacts of rapid urbanization on the spatial structure of country is growing the number of urban centers via transformation villages...
in developing countries, the domination of peripheral and dependent capitalism relations and the lack of appropriate structures and channels of attracting, this system have caused some kind of spatial-anatomic unbalances that has resulted in the appearance of single cities with national and regional prevalence. this situation is the main reason for small, medium and intermediate cities to lose ...
Focusing on the diversity, complexity and uncertainty of the third-party damage accident, the failure probability of third-party damage to urban gas pipeline was evaluated on the theory of analytic hierarchy process and fuzzy mathematics. The fault tree of third-party damage containing 56 basic events was built by hazard identification of third-party damage. The fuzzy evaluation of basic event ...
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This paper presents Synergetic Development Assessment (SDA) as a methodology to evaluate the environmental, economic, and social performance of an urban river system landscape from the perspective of sustainability. SDA is based on synergetics and its “order parameters” theory, proposed as a science to study the self-organization of complex systems. A case study of river system landscapes in Ch...
Undoubtedly, public spaces can be considered as an essential factor, which could contribute to urban arrangement, create and maintain a strong local center and enhance the quality of superior environment and the sense of citizenship. Moreover, integrity has always been the most basic structural qualities and one of the key principles of cities. Integrated urban spaces exhibit the integrated str...
Expended Abstract Introduction: Urban neighborhoods are a symbol of urban poverty and its spread over time, mainly due to over-migrations, economic fluctuations, the rapid growth of urbanization, and the neglect of the housing and shelter needs of low-income groups. The World Commission for the Future of Cities in the 21st Century warned that, as urban superlife grows, urban poverty in souther...
Background and Objectives: Today, use of wastewater treatment systems in urban and rural areas is necessary to protect the health of communities, prevent water resources pollution and reuse of wastewater. Therefore, this study aimed to select the best wastewater treatment method for Meybod villages in Yazd based on analytic hierarchy process (AHP). Materials & Methods: This descriptive study w...
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