نتایج جستجو برای: urban region of tehran

تعداد نتایج: 21212209  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی و علوم دریایی 1388

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...

ژورنال: فیزیک زمین و فضا 2017

The large-scale tropospheric circulation can play a controlling role in the accumulation and ventilation of air pollutants. It thus impacts air quality in large urban areas. This paper investigates the statistical relations between the dynamical indices related to circulation in the troposphere and visibility as a surrogate for air pollution in the urban area of Tehran for the climatological pe...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده ادبیات و زبانهای خارجی 1390

abstract the present study was conducted to investigate the effectiveness of a rather newly developed method in language teaching that is the use of paragraph reading task and whole reading task and their effects on improving efl learner’s speaking ability. to fulfill the purpose of the study, first 90 participants studying their course at sa eedi high school in tehran were chosen by means of ...

2013
B. Bahrami E. Salehi H. Jafari H. Irani Behbahani

It is widely believed that urban ecological landscape regards the city to be an ecosystem built by human activities and supported by natural and man-made functions and processes over time. In the past, human communities have selected their residing places and designed their cities by paying attention to natural environmental resources. The profound influence of technology and industry has broug...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد 1388

the present research was conducted to accomplish two purposes. firstly, it aimed to explore and describe schematic structure or what halliday and hassan (1989, p.64) have called “generic structure potential” (gsp) of american english, iranian persian and iranian english newspaper editorials within systemic functional linguistics. secondly, a quantitative cross-comparison was made to investigate...

2012
KEIVAN SAEB MARYAM MALEKZADEH

Urban areas confront with increases in air pollution because of increasing urbanization, expanding the use of vehicles and development of economic activities. In this research carbon monoxide concentration as a pollutant analyzed and modeled within highways in Tehran. In this regards factors affecting the concentration of atmospheric pollutants analyzed on the basis of geometric, atmospheric an...

Journal: :مطالعات و تحقیقات اجتماعی ایران 0
ابراهیم حاجیانی مرکز تحقیقات استراتژیک مجمع تشخیص مصلحت نظام علی اکبر رضایی مرکز پژوهش، سنجش و اسناد نهاد ریاست جمهوری میرزاعبدالرسول فلاح زاده دانشگاه آزاد اسلامی

many researchers and experts have emphasized on the importance of confidence in society; urban management and in particular, municipality as one of the largest social organizations could be more effective and productive in the case of gaining the trust of citizens as social and intellectual capital and use it in the organizational goals and urban development the main issue addressed in this res...

Journal: :space ontology international journal 2015
esmail salehi lobat zebardastb

human habitat change is a complicated issue that many factors play different roles in its formation and distribution. considering this complication, a more comprehensive and holistic approach is needed for a better understanding and management of those factors. the causal frameworks are among systemic and integrated methods for addressing the causes of environmental problems and the relationshi...

Journal: :معماری و شهرسازی 0
رضا خیرالدین استادیار گروه مهندسی عمران، دانشکده فنی، دانشگاه لرستان

establishing equilibrium in various regions of a town is normally considered to be the main aims of all municipalities and the urban governance policies of the related organizations. but in spite of the elementary goals of urban renewal policies, some of the urban renovation projects lead to inverse consequences like urban gentrification or spatial segregation in urban areas. for analyzing such...

Journal: :international journal of political science 0

the pattern of governance is a new topic which has found its traces in urban management, and has the features of continuance, decision making, justice, efficiency, effectiveness, clarity, accountability, partnership, and immunity, all of which are interdependent and empowering. according to this pattern, decisions about civil affairs are taken with the cooperation of government, private sectors...

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