نتایج جستجو برای: traffic effects
تعداد نتایج: 1635368 فیلتر نتایج به سال:
background and aims: traffic crashes are multi-factorial consequences caused by human factors, technical issues and environmental conditions. the present study aimed to determine epidemiology of urban traffic injuries in iran and role of some human risk factors in occurrence of such outcomes in 2010. materials and methods: through a descriptive cross-sectional study, the records of 515205 injur...
This study was carried out to analyze the variations of Benzene, Toluene, and para- Xylene (BTp-X) present in the urban air of Delhi. These pollutants can enter into the human body through various pathways like inhalation, oral and dermal exposure posing adverse effects on human health. Keeping in view of the above facts, six different locations of Delhi were selected for the study during summe...
kamran asgari1, hosein amini2 1- organic farming systems, wageningen university, wageningen, the netherlands 2- faculty of agriculture, khorasgan branch, islamic azad university, isfahan, iran received: 5 february 2011 accepted: 23 november 2011 *corresponding author: email:[email protected] abstract effects of soil and atmosphere pollution on some heavy metals (fe, ...
noise is considered as one of the most severe sources of environmental and workplace constraints. many noise effects are well known on immune function, hormonal levels, cardiovascular and respiratory systems. in this study, our aim is to evaluate the effects of traffic noise exposure on basal and stimulated gastric pepsin secretion. 48 male rats were exposed to traffic noise (86 db) for a short...
Tillage is one of the important managing factors that can destroy or improve soil structure. Soil structure is affected by the machines and shape of the wheels. Field experiments were conducted at Hamadan Agricultural Research Station on a coarse loamy mixed mesic Calcixerolic Xerocrepts soil to measure and evaluate the effects of tillage and wheel-induced compaction on selected soil physical...
Background: Today, the effects of environmental pollution on human life and human needs, which reduces the level of community health caused by traffic noise in large cities, are clearly visible by creating irritation and pathogenic conditions. The aim of this study was to assess the risk of noise pollution resulted from central traffic in Shiraz by analyzing its indicators and related componen...
Introduction: Among the environmental pollutions, noise is very important for its physiological and psychological effects on human. Traffic noise is one of the most important pollutants and the hospitals are one of the critical places regarding this type of noise. For these reasons, in the summer of 1382, the traffic noise of Mashhad main streets around the hospit...
Fast growing population, excessive expansion of cities, and dominance of automobile in urban life have troubled cities with complicated traffic problems. In many parts of the world, transport network development has always been considered as a solution for this problem. Apparently, one-dimensional ‘traffic solutions’ would never thoroughly bring best results as the city and its problems are com...
PROBLEM Limited literature suggests that gasoline prices have substantial effects on reducing fatal crashes. However, the literature focuses only on fatal crashes and does not examine the effects on all traffic crashes. METHODS Mississippi traffic crash data from April 2004-December 2008 from the Mississippi Highway Patrol and regular-grade unleaded gasoline price data from the Energy Informa...
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