نتایج جستجو برای: pm25 and pm10

تعداد نتایج: 16827790  

Journal: :Remote Sensing 2010
Adelaide Dinoi Maria Rita Perrone Pasquale Burlizzi

Aerosol optical thicknesses (AOTs) by the MODerate Resolution Imaging Spetroradiometer (MODIS) on-board Aqua and Terra satellites, and ground-based measurements of PM10 mass concentrations, collected over three years (2006–2008) at two suburban sites which are 20 km apart, are correlated to assess the use of satellite data for regional air quality studies over Southeastern Italy, in the central...

ژورنال: سلامت و محیط زیست 2015
تقی پور, حسن, حسنوند, محمد صادق, غلامپور, اکبر, فریدی, ساسان, محوی, امیر حسین, نبی زاده, رامین,

Background & Objectives: Determining the impacts of air pollution in cities is facing two major challenges first, the limited data on the health effects of pollutants, and secondly, the lack of information on exposure to air pollutants and their concentration. This is an applied-observational carried out to determine the concentration, seasonal changes, and to estimate the health impacts attrib...

Journal: :Journal of the Air & Waste Management Association 1999

Ahmad Reza Yari, Behrouz Behrouzi Rad, Elahe Zallaghi, Mohammad Javad Mohammadi, Sahar Geravandi, Shahram Sadeghi,

Background & Aims of the Study: In this study, we evaluate the respiratory deaths which were caused by exposure to PM10 in Ahwaz, Bushehr and Kermanshah cities of Iran during 2015 by Air model Q2.2.3. Materials and Methods: The required data gathered from the dep...

Journal: :Occupational and environmental medicine 2000
T Pless-Mulloli D Howel A King I Stone J Merefield J Bessell R Darnell

OBJECTIVES To answer the question whether living near opencast coal mining sites affects acute and chronic respiratory health. METHODS All 4860 children aged 1-11 from five socioeconomically matched pairs of communities close to active opencast sites and control sites away from them were selected. Exposure was assessed by concentrations of particulate matter with aerodynamic diameter < 10 mic...

Journal: :Journal of epidemiology and community health 2007
T S Nawrot R Torfs F Fierens S De Henauw P H Hoet G Van Kersschaever G De Backer B Nemery

BACKGROUND Numerous studies have shown a strong association between daily mortality and small particulate with a diameter of <10 microm (PM10) air pollution, but the effects of season have not always been well characterised. AIM To study the shape of the association between short-term mortality and PM10 across seasons and quintiles of outdoor temperature. DESIGN, SETTING AND PARTICIPANTS Da...

2007
B. Sharratt G. Feng L. Wendling

Winter wheat–summer fallow is the conventional cropping system employed on >1·5 million ha within the Columbia Plateau of eastern Washington and northern Oregon. Wind erosion contributes to poor air quality in the region, yet little is known concerning the magnitude of soil and PM10 (particulate matter of ≤10 μm in aerodynamic diameter) loss from agricultural lands. Therefore, loss of soil and ...

Journal: :Environmental Health Perspectives 2003
Alvaro R Osornio-Vargas James C Bonner Ernesto Alfaro-Moreno Leticia Martínez Claudia García-Cuellar Sergio Ponce-de-León Rosales Javier Miranda Irma Rosas

Exposure to urban airborne particulate matter (PM) is associated with adverse health effects. We previously reported that the cytotoxic and proinflammatory effects of Mexico City PM10 (less than or equal to 10 micro m mean aerodynamic diameter) are determined by transition metals and endotoxins associated with these particles. However, PM2.5 (less than or equal to 2.5 micro m mean aerodynamic d...

The main aim of this study was to evaluate cardiovascular and respiratory outcomes attributed to PM10 in Kermanshah, Iran. In order to gather data, an Environmental Dust Monitor instrument was used at 3 stations throughout the city at a height of at least 3 m above the ground. We obtained an input file for the model from crude data and quantified PM10 using the AirQ model. Our estimation showed...

Air quality in greater Algiers, in Algeria was assessed analyzing aerosol particulate matter (PM10 and PM2.5) at a site influenced by heavy road traffic. Particulate matters were collected using a Gent sampler to characterize the atmospheric aerosol of Algiers. An Energy dispersive X ray spectrometer (EDXRF) was used to determine the heavy metal concentrations in the PM2.5 and PM10 size fractio...

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