نتایج جستجو برای: air pollution modeling

تعداد نتایج: 629597  

Journal: :Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco 2006
James Repace Elizabeth Hughes Neal Benowitz

We used physical and pharmacokinetic modeling to estimate personal exposures to respirable particle (RSP) and carcinogenic particulate polycyclic aromatic hydrocarbon (PPAH) air pollution from second-hand smoke (SHS) from the increase in urinary cotinine of eight patrons of three bars in Bismarck, North Dakota. We compared SHS-RSP levels to the U.S. Air Quality Index (AQI), used to forecast out...

2016
Abderrahmane Sadiq Abdelaziz El Fazziki Jamal Ouarzazi Mohamed Sadgal

This paper presents an integrated and adaptive problem-solving approach to control the on-road air quality by modeling the road infrastructure, managing traffic based on pollution level and generating recommendations for road users. The aim is to reduce vehicle emissions in the most polluted road segments and optimizing the pollution levels. For this we propose the use of historical and real ti...

Journal: :journal of research in health sciences 0

background: measuring and monitoring of air pollutants are one of environmental and all' pollution controls tools. due to lack of widespread data in iran, this study was performed to estimate the trends of major pollutant emissions to atmosphere in the uk from 1980 to 1996. methods: this investigation is a retrospective study that the data were collected from the departments of environment, tra...

Journal: :Ghana medical journal 2010
M Mansourian S H Javanmard P Poursafa R Kelishadi

BACKGROUND Adverse effects of urban air pollution on human health notably the paediatric age group is of great importance. Limited data exist from developing countries. This study investigates the hospitalization of children because of respiratory diseases and air pollution levels in Isfahan, the second large city in Iran. METHODS Hospital admission data were collected retrospectively from 12...

2013
Jing Yang Pu Zhang Chenchen Meng Jie Su Zhe Wei Fenfen Zhang Wei Wei Xiujuan Zhao

The Southern Hebei of China has experienced an obvious increase of the haze occurrence frequency in the recent years. It has turned out to be one of the most seriously polluted areas in China. This study is aimed at quantifying the sources of the serious haze pollution over the Southern Hebei area, using the Mesoscale Modeling System Generation 5 (MM5) and the Models-3/Community Multiscale Air ...

Journal: :Atmosphere 2021

The Atmosphere Special Issue entitled “Air Pollution Modeling: Local, Regional, and Global-Scale Applications” comprises nine original papers [...]

Behrouz Alizadeh, Fariba Khalili, Parviz Nowrouz, Reza Nemati, Saeed Motesaddi,

Background: Air pollution and concerns about health impacts have been raised in metropolitan cities like Tehran. Trend and prediction of air pollutants can show the effectiveness of strategies for the management and control of air pollution. Artificial neural network (ANN) technique is widely used as a reliable method for modeling of air pollutants in urban areas. Therefore, the aim of current ...

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