qanat is one of the important inland aquatic ecosystems commonly containing freshwater in arid and semi-aridregions. there are 37 qanat chains in kerman county in the kerman province of iran. during past years, some ofthem have been dried as a result of deep wells digging in their vicinities. the present study used morphomeristicanalysis to characterize fishes and invertebrate fauna in the qana...

In the United States, heroin use is increasing and was implicated in 3805 deaths in 1993 (1). Multnomah County is Oregon's most populous county (1998 estimated population: 641,900); three fourths of county residents live in Portland. In 1999, in response to community concerns, the Multnomah County Health Department analyzed medical examiner (ME) data for 1993-1999 and interviewed heroin users t...

Background: Phenylketonuria (PKU), is one of the most common metabolic diseases that resulted in mental retardation. The study aimed to investigate the incidence of phenylketonuria in Lorestan province, Iran. Materials and Methods: The study was an observational-descriptive study which included all identified cases of patients from April 2006 to February 2016. The required data were collected f...

abstract bavanat county, with an area of 4992 km², is located in north east of fars province. during a long-term avifauna survey in the area which lasted 8 years (2007-2014), 85 bird species belonging to 12 orders and 32 families, identified and reported. the order passeriformes with 61 species was the most diverse order in the study area. the most diverse families were turdidae, fringillidae a...

background & objectives: regional planning requires identification of the development status of regions relative to each other. one of the indicators of development is health indicator that describes utilization of health services in the society. the purpose of this study is to analyze health indicators status in ardabil province and prioritize them for future planning. methods: based on practi...

If economic growth elsewhere raises an individual’s earning prospects relative to his present location, then the individual will move. However, if the individual can exploit economic growth elsewhere by commuting, he will not need to move to gain from the expansion. County-level data from eight states in the Midwest over the period 1969–1994 are used to show that local county population respond...

the main purpose of this study was analyzingthe promoting factors of the developmentin participatory irrigation managementin the irrigation network of miandarband villages located in kermanshah county. the research population consisted of all beneficiaries of this area (n=417). by using the cochran's formula, 126 people were chosen through a random stratified sampling method with appropria...

Industrial activities and high traffic density are the most important heavy metal pollution sources in urban areas. Roadside dust created by atmospheric deposition can be one of the best indicators for heavy metal contamination levels. The present study reports the spatial distribution patterns and degree of heavy metal pollution (Cd, Cr, Ni, Pb, Zn, and As) in 50 roadside dust samples from urb...