What is called the problems of Tehran metropolis now a days, is deep- rooted in the policies ofurban planning in our country. Since not far past up to now, immigration from all over the country to Tehran, irregular growth of urban population, inconsistency with urban infrastructure development, environmental pollution and low quality of living areas, erosion of self -growing fabric in most area...

environmental protection is a key element in urban management. due to complex relationships between human and environment in metropolises the importance of environment is ever-increasing. in this paper the current situation of environment in tehran metropolis including air, water, biodiversity and human habitat along with the most crucial threats, their effect as well as the associated agencies...

Given that Mandarin is a tone language and English is not, the present study investigated the perception of Mandarin tones in young school-aged children with or without tone language exposure. Mandarin Monolingual (MM), English-Mandarin Bilingual (EMB) and English Monolingual (EM) children aged 6 to 8 years participated in tone identification and discrimination tasks. Tone identification and di...

The waste-recycling Monte Carlo (WR) algorithm, introduced by Frenkel, is a modification of the Metropolis-Hastings algorithm, which makes use of all the proposals, whereas the standard Metropolis-Hastings algorithm only uses the accepted proposals. We prove the convergence of the WR algorithm and its asymptotic normality. We give an example which shows that in general the WR algorithm is not a...

Abstract Environmental Justice (EJ) concept consists of multifaceted movements, community struggles, and discourses in contemporary societies that seek to reduce environmental risks, increase environmental protections, and generally reduce environmental inequalities suffered by minority and poor communities a term that incorporates ‘environmental racism’ and ‘environmental classism,’ captures ...

educational centers are of those types of organizations to which almost everyone refer during the life to use the services. accordingly, the suitability of safety situation in these organizations is of high importance. the present study aims at investigation of effective factors on safety management in educational-training organizations of metropolises. this study is an applied descriptive rese...

This study aims to calibrate and validate the EPA Storm Water Management Model from field measurements of rainfall runoff, in order simulate rainfall-runoff process an urban watershed Tehran metropolis, Iran. During after three significant storm events, flow rates, total suspended solids (TSS), phosphorus (TP), Kjeldahl nitrogen (TKN) concentrations were measured at outlet catchment, used model...