نتایج جستجو برای: particulate matters pm10

تعداد نتایج: 58812  

2013
Sailesh N. Behera Jayprakash Rout Mukesh Sharma Prashant Gargava

Geographic information system (GIS) based emission inventory of particulate matter of aerodynamic diameter less than 10 μm (PM10) for the base, 5 th and 10 th year was developed for Kanpur, an urban area in India. It has been observed that the 5 th and 10 th year will experience increased emission by factors of 1.5 and 2.2 of the base year. Twenty one control options (e.g. introduction of Euro ...

2011
María T. Pay Pedro Jiménez-Guerrero José M. Baldasano

Emissions of resuspensed particles from paved roads (RPR) have received an increasing attention in air quality modeling, since chemistry transport models are generally unable to reproduce particulate levels near road traffic. However, among the models operated in the forecasting mode in Europe, there is a lack of systems including the contribution of RPR on an hourly basis. Therefore, this cont...

Journal: :Environmental science and pollution research international 2014
Luca Alessandria Tiziana Schilirò Raffaella Degan Deborah Traversi Giorgio Gilli

Recently, much attention has been devoted to urban air pollution because epidemiological studies have reported health impacts related to particulate matter (PM). PM10 and PM2.5 were collected during different seasons in Torino, a northern Italian city, and were characterised by inorganic chemical species (secondary particulates and bio-available iron). The biological effects of aqueous and orga...

2005
Jeong Hee Kim Dea Hyun Lim Ja Kyoung Kim Su Jin Jeong Byong Kwan Son

It has been reported that the particulate matter under 10 microm (PM10) has deleterious effects on respiratory health. The purpose of this study was to assess the influence of PM10 upon normal children's lung function. The subjects were 368 middle school students in two areas of Incheon Metropolitan City. One (Incheon) is in the central city and the other (Ganghwa) is in the suburbs. Air pollut...

افروز باقرزاده, , حقدوست اسکوئی, سیده فاطمه, زهره فیضی, , محمود محمودی, ,

Air pollution, as an environmental factor affects the health status and growth of the fetus, considering that the air pollutants have dramatically increased in Tehran, reviewing the effects of them on the health situation of infants, which are very vulnerable seems to be of great importance. Hence, a retrospective cohort study was conducted on 1000 randomly selected newborns with gestational ag...

Journal: Pollution 2019

Ahvaz can be regarded as one of the most polluted cities in the world in terms of air pollution. Successive years of drought and weather conditions in recent years have resulted in particulate matter (PM10) concentration in Ahvaz. In this study, using probability distribution techniques, an appropriate threshold to identify the PM10 maximum extreme concentrations (MEC) has been detected. Based ...

Journal: :Kathmandu University medical journal 2016
S Sanjel S N Khanal S M Thygerson K Khanal Z Pun S Tamang S K Joshi

Background Air quality monitoring in brick kilns indicates very high concentrations of airborne particulate matter. Air pollution from brick kilns poses an enhanced threat to the environment and to human health. Objective To evaluate airborne particulate matter concentration and health status of brick kiln workers. Method A cross-sectional comparative study was conducted in the Kathmandu valley...

2015
Pulong Chen Tijian Wang Xin Hu Min Xie

In recent years, atmospheric particulate matter has become the primary air pollutant in Nanjing, China. In order to support a scientific basis for particles reduction, it is of great importance to investigate the contribution of different sources to particulate matter. In this paper, the characteristics of chemical composition of observational data for size-fractionated particulate matter at Gu...

Journal: :international journal of environmental research 0

air pollution is a problem in kathmandu, nepal. particulate matter concentrations often exceed threshold values at which human health is severely affected. the problem is serious since it is in the valley topography wherein the meteorological parameters role is significant. this study addresses the linkages between meteorological processes and air pollution in the lower atmosphere of the kathma...

Amir Hossein Hamidian, Borhan Mansouri,

Background: Today, air pollution is one of the major problems in large cities including Isfahan. Methods: The objective of this study was to investigate the variations of ozone (O3), carbon monoxide (CO), nitric oxide (NO), nitrogen dioxide (NO2), nitrogen oxides (NOx), sulphur dioxide (SO2), and particulate matter (PM10) concentrations in different months at three stations and also to explore ...

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