نتایج جستجو برای: urban large
تعداد نتایج: 1185317 فیلتر نتایج به سال:
introduction the urban population experienced rapid growth in the recent decades, particularly between 1975 and 2000 when it has reached from 1.5 to more than 2 billion people. by turn of the century; half of the world's populations are concentrated in cities. this would severely affect the quality of life in urban areas. accordingly, cities will be faced with significant challenges in inf...
Abstract Urban form can be affected by diverse factors in different times. Socio- economic, political and physical factors are among the main contributors. So, one of the most important challenges of urban planners is measuring and identifying urban development pattern in order to direct and strengthen it to sustainable pattern and right direction. The case study of the present paper is the ...
Heterogeneity of distribution system of urban services is one of the most important consequences of the rapid growth of urbanization and physical development of cities in the country in the past decades. It has paved the way for social injustice and having urban services land uses in the regions and neighborhoods of a city. This research has been developed in order to measure access level of re...
This paper discuss the relationship between population ageing and migratory movements, analyzing from a spatial dynamics of in large urban agglomerations. We show that agglomerations is heterogeneous, having as differentiating element until now average income historical process development, with tendency to change due acceleration progress.
OBJECTIVES To examine hospitalizations and length of stay (LOS) for infants aged <1 year in rural and urban counties, hypothesizing that infants living in rural counties experience significantly different hospital use compared with urban infants. METHODS Birth certificates for infants born in California hospitals between 1993 and 2005 and surviving to discharge were linked to hospital dischar...
Due to the development of urban subway lines in order to extend public transportation and to accommodate the increased number of trains, depot and parking are necessary. This is to provide a space for parking trains in non-operating hours and to carry out maintenance and repair operations on trains. Subway depot is a predetermined space where trains, washing, car parks, and refueling work are p...
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