نتایج جستجو برای: though the desirable quality of air pollution

تعداد نتایج: 22852437  

Introduction: The rapid urbanization coupled with industrial development in Indian cities has led to air pollution that causes adverse effects on the health of human beings. So, it is crucial to track the quality of air in industrial areas of a city to insulate the public from harmful air pollutants.  The present study examined and predicted air quality index levels in industrial areas located ...

Journal: :the journal of tehran university heart center 0
soheil saadat sina trauma research center (strc), tehran university of medical sciences, tehran, iran. saeed sadeghian tehran heart center, tehran university of medical sciences, tehran, iran. reza hamidian tehran heart center, tehran university of medical sciences, tehran, iran. mohammad ali najafi air quality control company, tehran municipality, tehran, iran.

background: there are some reports on the association between air pollution and myocardial infarction, arrhythmia, and mortality due to cardiac problems in susceptible individuals. we aimed to evaluate the association of air pollution and the emergency visits due to cardiovascular diseases, in a specialized heart hospital in tehran. methods: the study design was cross-sectional. patients admitt...

2016
Pei Hou Shiliang Wu

Extreme air pollution meteorological events, such as heat waves, temperature inversions and atmospheric stagnation episodes, can significantly affect air quality. Based on observational data, we have analyzed the long-term evolution of extreme air pollution meteorology on the global scale and their potential impacts on air quality, especially the high pollution episodes. We have identified sign...

ژورنال: طلوع بهداشت یزد 2015
احرامپوش, محمد حسن, جمشیدی, سارا, زارع سخویدی, محمدجواد, سلطانیان زاده, زهرا, طاهرزاده, سعیده, فلاح زاده, حسین, مهرپرور, امیر هوشنگ,

Abstract Introduction: Airborne pollution in such public environments as schools has adverse health effects on pupils and teachers who spend a noticeable amount of time in the school. Therefore, this study aimed to measure the suspended particles concentration of indoor and outdoor air of Yazd schools as well as to determine the influencing parameters on the pollution intensity. Metho...

The present study applies the model of American Meteorological Society-Environmental Protection Agency Regulatory Model (AERMOD) to investigate NO2 emissions from Besat thermal power plant, which is fuelled by natural gas to function. Results indicate that the simulated concentration of NO2 based on AERMOD, does not exceed NO2 concentration limit, set by the Iranian Ambient Air Quality Standard...

Journal: :Journal of environmental health 2011
Caradee Y Wright Roseanne Diab

While ambient air pollution levels in excess of prescribed health standards are generally unacceptable, the exceedance is even more serious in areas where people reside. Vulnerability caused by poverty, disease, lack of education, and poor living conditions exacerbates the problem. Air quality management plans identify prioritized strategies for improved air quality independent of consideration...

Journal: :international journal of environmental research 0

swelling urban populations and increasing number of industry and especially automobiles in and around cities have resulted in adverse effect on human health. one of the most important things regarding air pollution in these days is that the number of motor vehicles has increased, and the resulting problems of new types of air pollution on large scale need to be emphasized in large cities.the gr...

Air pollution is the major concern and challenge of Tehran urban areas’ management. Various rules, regulation, and laws had been codifiesd on this matter. In present research, the enforcement of laws and regulation concerning air pollution in the field of land-use and transportation is being addressed. The purpose of this article is to suggest an applicable (applied) framework embracing a descr...

Journal: :iranian journal of public health 0
m. malakoutian m. shariat m. ghyaseddin

air pollution in large cities is very important from health and economic points of views. in a city, air pollution has direct relationship with the topography, climate, population, economic situation and the degree of industrialization. therefore, for a survey about kerman's air pollution, 13 stations were chosen for determination of so2, no2 and co, and 14 stations to assess concentration of s...

Journal: :international journal of environmental research 2014
m. al-harbi

this study assesses the air quality of two urban localities, fahaheel and al-rabia city, to assistlocal authorities to generate information supporting the planning of pollution control strategies to keeppollutants within safe limits in the long run. in terms of diurnal and seasonal variations, almost all measured pollutants exhibited two peaks: one in the morning and another in the afternoon. t...

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