نتایج جستجو برای: use regression combines monitoring of air pollution at typically 20

تعداد نتایج: 21538182  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده ادبیات و زبانهای خارجی 1389

abstract tasks nowadays are at the center of attention in sla research. task types is one of the critical issues in this regard, their effectiveness and suitability to any particular context, their characteristics and the result they yield are among some of these issues. on the other hand, discourse markers (dms) have been very much investigated and their effectiveness in conveying the meaning...

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...

2017
Ajay Pillarisetti Tracy Allen Ilse Ruiz-Mercado Rufus Edwards Zohir Chowdhury Charity Garland L. Drew Hill Michael Johnson Charles D. Litton Nicholas L. Lam David Pennise Kirk R. Smith

Over the last 20 years, the Kirk R. Smith research group at the University of California Berkeley-in collaboration with Electronically Monitored Ecosystems, Berkeley Air Monitoring Group, and other academic institutions-has developed a suite of relatively inexpensive, rugged, battery-operated, microchip-based devices to quantify parameters related to household air pollution. These devices inclu...

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...

Roudbari, Alireza , Saeedi, Milad ,

Background and objectives: Tehran is one of the most polluted cities in the world in terms of air pollution. Modeling is a useful tool in air pollution management. The objectives of this study are to determine the distribution of the main air pollutants concentration in Tehran and to construct a photochemical model appropriate to the geography and natural characteristics of Tehran.   Methods: I...

Journal: :ISPRS Int. J. Geo-Information 2017
Xingzhe Xie Ivana Semanjski Sidharta Gautama Evaggelia Tsiligianni Nikos Deligiannis Raj Thilak Rajan Frank J. Pasveer Wilfried Philips

The impact of urban air pollution on the environments and human health has drawn increasing concerns from researchers, policymakers and citizens. To reduce the negative health impact, it is of great importance to measure the air pollution at high spatial resolution in a timely manner. Traditionally, air pollution is measured using dedicated instruments at fixed monitoring stations, which are pl...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده ادبیات و علوم انسانی 1390

abstract: advertisements are the most accessible type of authentic materials, and this is one reason why they are used more and more in english teaching classes. for this cause, studies in the field of advertisements are very widespread nowadays. for pun is one aspect which makes advertisements more interesting, it is used more than before in advertisements. use of puns makes an advertisement m...

Journal: :iranian journal of environmental sciences 0
awkash kumar centre for environmental science and engineering, indian institute of technology, bombay, mumbai-400 076, india

air pollution is one of the major threats to environment in the present time. increase in degree of urbanization is a major cause of this air pollution. due to urbanization, vehicular activities are continuously increasing at a tremendous rate. mobile or vehicular pollution is predominantly degrading the air quality worldwide. thus, air quality management is necessary for dealing with this seve...

2014
Merrick Lex Berman Fei Carnes Zhenyang Hua

Recent air pollution incidents in Chinese cities prompted this study, which makes use of air particulate monitoring information being submitted by volunteer-owned equipment to a public website. As an indicator of severe air pollution spikes, such as those seen in February 2014, the daily average readings for all monitoring locations were mapped and animated as a time series. Figure 1: China air...

2013
Ulrike Gehring Olena Gruzieva Raymond M. Agius Rob Beelen Adnan Custovic Josef Cyrys Marloes Eeftens Claudia Flexeder Elaine Fuertes Joachim Heinrich Barbara Hoffmann Johan C. de Jongste Marjan Kerkhof Claudia Klümper Michal Korek Anna Mölter Erica S. Schultz Angela Simpson Dorothea Sugiri Magnus Svartengren Andrea von Berg Alet H. Wijga Göran Pershagen Bert Brunekreef

BACKGROUND There is evidence for adverse effects of outdoor air pollution on lung function of children. Quantitative summaries of the effects of air pollution on lung function, however, are lacking due to large differences among studies. OBJECTIVES We aimed to study the association between residential exposure to air pollution and lung function in five European birth cohorts with a standardiz...

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