نتایج جستجو برای: air pollution episodes

تعداد نتایج: 294996  

2007
Shiliang Wu Loretta J. Mickley Eric M. Leibensperger Daniel J. Jacob David Rind David G. Streets

[1] We investigate the effects on U.S. ozone air quality from 2000–2050 global changes in climate and anthropogenic emissions of ozone precursors by using a global chemical transport model (GEOS-Chem) driven by meteorological fields from the NASA Goddard Institute for Space Studies general circulation model (NASA/GISS GCM). We follow the Intergovernmental Panel on Climate Change A1B scenario an...

2015
Laura Rosen David Zucker Melbourne Hovell Nili Brown Amit Ram Vicki Myers Paul B. Tchounwou

Tobacco smoke air pollution (TSAP) measurement may persuade parents to adopt smoke-free homes and thereby reduce harm to children from tobacco smoke in the home. In a pilot study involving 29 smoking families, a Sidepak was used to continuously monitor home PM(2.5) during an 8-h period, Sidepak and/or Dylos monitors provided real-time feedback, and passive nicotine monitors were used to measure...

2012
Elisa Ghelfi

1.1 Air pollution: A global overview In the last decades we witnessed unprecedented rapid deterioration in the environment as a consequence of intense anthropogenic activity. Air pollution, and more precisely particulate matter (PM) is both an alarming environmental problem and a public health concern that affects many regions of the world. Ambient air pollution has been associated with increas...

Journal: :محیط زیست طبیعی 0
الهه اکبری عضو هیئت علمی گروه ژئومورفولوژی و اقلیم‏شناسی، دانشگاه حکیم سبزواری، کارشناسی ارشد سنجش از دور و gis، سبزوار، توحید شهر، دانشگاه حکیم سبزواری، دانشکدۀ جغرافیا و علوم محیطی، گروه جغرافیا معصومه فاخری کارشناسی ارشد اقلیم‏ شناسی، دانشگاه حکیم سبزواری عفت پورغلامحسن کارشناسی ارشد اقلیم‏ شناسی، دانشگاه حکیم سبزواری زهرا اکبری آموزگار منطقۀ 4 تهران

urbanization expanse and population growth, as well as pilgrim's possibility of some cities provide overuse of vehicles and consequently increased air pollution. thus by considering the importance of the impact of air pollution on human health, in this study, air pollution in terms of pm10 using psi standard index and inverse distance weighting is zoned in mashhad. on the other hand, meteo...

Journal: :The international journal of tuberculosis and lung disease : the official journal of the International Union against Tuberculosis and Lung Disease 2014
E M Woldesemayat D G Datiko B Lindtjørn

SETTING Rural settings of Sidama Zone in southern Ethiopia. OBJECTIVE To investigate the association between exposure to biomass fuel smoke and tuberculosis (TB). DESIGN A matched case control study in which cases were adult smear-positive pulmonary tuberculosis (PTB) patients on DOTS-based treatment at rural health institutions. Age-matched controls were recruited from the community. RES...

2008
Piotr Holnicki

In the paper the problem of the real-time emission control is discussed, where the air quality forecast is based on the regional-scale model of air pollution transport. The problem formulation utilizes the optimal control technique for distributed parameter systems, which is integrated with the governing equations of air pollution dispersion process. The approach presented in the paper is sulfu...

Journal: :British medical bulletin 2003
David Briggs

Exposures to environmental pollution remain a major source of health risk throughout the world, though risks are generally higher in developing countries, where poverty, lack of investment in modern technology and weak environmental legislation combine to cause high pollution levels. Associations between environmental pollution and health outcome are, however, complex and often poorly character...

2004

Ambient (outdoor) air pollution is now recognized as an important problem, both nationally and worldwide. Our scientific understanding of the spectrum of health effects of air pollution has increased, and numerous studies are finding important health effects from air pollution at levels once considered safe. Children and infants are among the most susceptible to many of the air pollutants. In a...

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