نتایج جستجو برای: air quality

تعداد نتایج: 935018  

2015
R. Karami A. Gharaei

This study was undertaken at four different sites (north polluted, south polluted, south healthy and north healthy) in Tehran, in order to examine whether there was a relationship between publicly available air quality data and the public’s perception of air quality and to suggest some guidelines for reducing air pollution. A total of 200 people were accidentally filled out the research questio...

2011
Marie Lynn Miranda Sharon E. Edwards Martha H. Keating Christopher J. Paul

This paper assesses whether the Clean Air Act and its Amendments have been equally successful in ensuring the right to healthful air quality in both advantaged and disadvantaged communities in the United States. Using a method to rank air quality established by the American Lung Association in its 2009 State of the Air report along with EPA air quality data, we assess the environmental justice ...

Journal: :international journal of pediatrics 0
yousef khader department of community medicine, public health and family medicine, faculty of medicine, jordan university of science and technology, irbid, jordan. mostafa abdelrahman department of allied medical sciences, faculty of applied medical sciences, jordan university of science and technology, irbid, jordan. nour abdo department of community medicine, public health and family medicine, faculty of medicine, jordan university of science and technology, irbid, jordan. samah awad department of pediatrics and neonatology, faculty of medicine, jordan university of science and technology, irbid, jordan. munjed al-sharif school of natural resources engineering and management, german jordanian university, amman, jordan. ahmed elbetieha department of applied biological sciences, faculty of science and arts, jordan university of science and technology, ibrid, jordan.

the east mediterranean region suffers from high levels of air pollution which has a negative impact on pregnancy outcomes. this work systematically reviews the epidemiological evidence on maternal exposure to air pollution and adverse pregnancy outcomes in the region. relevant papers and reports published between 2000 and 2014 were searched. combinations of search terms including countries, exp...

Journal: :معماری و شهرسازی 0
اسفندیار زبردست استاد دانشکده شهرسازی، پردیس هنرهای زیبا، دانشگاه تهران حسین ریاضی دانشجوی دکتری شهرسازی، دانشکده معماری و شهرسازی، دانشگاه هنر

the relationship between public health and urban planning is an innovative and important issue that it has prominent position in future urban planning. in this context, adverse air quality condition and air pollutant concentrations higher than the permitted limit set by the world health organization is considered as a threat to the health of citizens in big cities. according to result of air po...

2015
Zheng Zhang Huadong Ma Huiyuan Fu Xinpeng Wang

Along with rapid urbanization and industrialization processes, many developing countries are suffering from air pollution. Air quality varies non-linearly, the effective range of an air quality monitoring station is limited. While there are seldom air quality monitoring stations in cities, it is difficult to know the exact air quality of everywhere. How to obtain the air quality fast and conven...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1391

since its introduction in 1959, translation quality assessment (tqa) has been among the most addressed research topics in translation studies. during recent years, there has been a crucial increase on the study of tqa. various methods have come on scene. although these methods are based on scientific theories, most of them have remained at the level of theory. juliane house’s model is among tho...

مصباح, اشرف السادات, شریعت, محمود , ندافی, کاظم , کرمانی, مجید ,

Apparently, breathing clean air is of significant importance to human beings and thus attention to what enters our body through inhalation is on the increase. Tehran’s air pollution has received considerable media coverage in recent years: Since particulate matter (TSP and PM10) is one of the important pollutants in this city, an attempt was made to study TSP and PM10 concentrations and to make...

As s‌tudents spend one-third of their time at school, their health, comfort, and productivity are mos‌tly influenced by thermal condition and indoor air quality of classrooms. Regarding that manual window-opening is a common way for providing fresh air in classes and s‌tudents aren't allowed to change their uniform, position or control the windows during the lesson hours, providing thermal comf...

2014
Hanumat G Sastry

The proliferation of urbanization and industrialization cause’s immense fluctuations in air quality due to pollution.The air pollution can be minimized effectively by defensive measures through the efficient air pollution/quality prediction techniques. The existing air quality prediction models are tedious and time consuming.Soft Computing paradigm hasemerged out to be more flexible, less assum...

2008

What is air quality? Zhang (2005) defines air quality as the degree of pollution of clean air. Clean air is the air that is free from impurities. Air quality can be determined by measuring the concentration of pollutants in the air. The lower the concentration of airborne pollutants, the better is the air quality. Auvermann (2006) defined air pollutants as compounds or materials that, when susp...

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