nitrogen dioxide concentrations
Nitrogen dioxide concentrations in neighborhoods adjacent to a commercial airport: a land use regression modeling study
... in nitrogen dioxide around an airport, has shown that variability is partially explained by seasonal differences and proximity to local combustion ...
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Has implementation of Local Air Quality Management reduced local nitrogen dioxide concentrations in the UK?
... – Local Air Quality Action Plans are not successful in terms of reducing local concentrations of nitrogen dioxide. Therefore, Local Air Quality Management will not achieve the annual mean UK air ...
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Has implementation Of local air quality management reduced local nitrogen dioxide concentrations in the UK?
... last 14 years, this LAQM process has involved measurement and reporting to Defra and the Devolved Administrations, known as the Review and Assessment stage, and Air Quality Action Planning to remediate any exceedences of ...
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Air pollutant levels in air-conditioned and naturally ventilated museums: a pilot study
... in nitrogen dioxide ...to nitrogen dioxide include decolourisation of pigments (Whitmore and Cass 1989), weakening of textiles and synergistic effects with metal tarnishing-pollutants ...
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Analysis of Nitrogen Dioxide in Environment
... Andres Ferrari proposed a system for continuous digestion and analysis based on the Kjeldahl method [9]. Automation of sample handling was performed with a grooved quartz tube, which was rotated by motor-driven wheels ...
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Influence of Nitrogen on Structure, Guest Distribution and Hydrate Formation Conditions of the Mixed CO 2CH4 and CO 2CH4N2 Gas Hydrates
... carbon dioxide, nitrogen + carbon dioxide binary gas mixtures and methane + carbon dioxide + nitrogen ternary gas mixtures as well as of the formation conditions of these hydrates in ...
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Complex Interactions of Pollutant and Allergen Exposures and Their Impact on People With Asthma
... in concentrations more than a few thousand spores per square meter, compared with mi- crogram quantities of total particulate ...low concentrations, but even these small concentrations can have ...
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COMBUSTION AND EMISSIONS CHARACTERISTICS OF METHANE-AIR MIXTURES IN CATALYTIC MICRO-COMBUSTORS: A COMPUTATIONAL FLUID DYNAMICS STUDY
... The combustion and emissions characteristics of methane-air mixtures in high-temperature catalytic micro-combustors were studied numerically. Both the heterogeneous and homogeneous chemistry were modeled simultaneously ...
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Monitoring of Occupational Exposure of Mild Steel Welders to Ozone and Nitrogen Oxides
... and nitrogen oxides has been reported in the literature ...and nitrogen oxides concentrations of ...for nitrogen oxides according to the Iranian Occupational Safety and Hygiene ...and ...
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Ship emissions and the use of current air cleaning technology: contributions to air pollution and acidification in the Baltic Sea
... We validated the EMEP modelled data for 2013 using mea- sured concentrations of nitrogen dioxide, sulfur dioxide, and PM from stations Vavihill and Utö (Fig. 2). Data for Vavihill were ...
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Impact of weather conditions on winter and summer air quality
... The so-called black smog occurring in winter and the photochemical smog observed in spring and summer are both correlated with anticyclone weather, vertical thermal structu- re of the atmospheric boundary layer, and the ...
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The effect of air pollution on cardiovascular diseases in the eastern mediterranean region: a systematic literature review
... Six studies (Fatmi et al., 2014; Qorbani et al., 2012; Hosseinpoor et al., 2005; Nabavi et al., 2012; Nakhlé et al., 2015; Bener et al., 2009) of different designs investigated the association between air pollution and ...
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A study on air quality status during diwali festival at bhuj city, kachchh district, gujarat, western India
... have proved that during diwali occasion the air quality status is deteriorated to a significant extent wherein it is even reported that firework activities during Diwali has impacted on the surface Ozone in Delhi (Attri ...
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Fluctuations of inspired concentrations of nitric oxide and nitrogen dioxide during mechanical ventilation
... to the kinetics of this reaction with higher concentrations of NO and O 2 and a longer contact time between NO and O 2 [14] which results from the additional gas volume of the heating column. This hypothesis is ...
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Assessing trends in urban ground-level concentrations of nitrogen dioxide
... the concentrations to just meet the existing 1-hour standard, regardless whether Method 1 is applied solely or Method 2 is subsequently ...the concentrations, there are only four datasets with one or more ...
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Epidemiology of Selected Diseases Related to Air Pollution in Krakow
... Air pollutants monitoring, conducted in terms of assessing their harmfulness to human health in accordance with the EU and national regulations, includes the emission of 11 substances [Holnicki et al. 2014]. The study ...
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The Dose Response Association between Nitrogen Dioxide Exposure and Serum Interleukin 6 Concentrations
... cytokine concentrations were affected by a degree of degradation, absorption and/or cellular production [34], especially with regard to TNF-α which has a half-life of only hours ...
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Analysis of ambient gaseous pollutants in and around coal based thermal power plant a case study
... hours concentrations of Oxides of Nitrogen (NOx) are also found to be well within the prescribed standard during this study period except one observation at Erikkattupudur settlement where the value is just ...
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Biocompatibility and antibacterial activity of nitrogen-doped titanium dioxide nanoparticles for use in dental resin formulations
... of nitrogen-doped titanium dioxide nanoparticles for this purpose was ...determined. Nitrogen doping was carried out to extend the ultraviolet absorbance into longer wavelength blue light for ...
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Simultaneous Monitoring of Nitrogen Dioxide and Aerosol Concentrations with Dual Path Differential Optical Absorption Spectroscopy
... Air quality monitoring in large cities is indispensable for the better understanding of conditions on both human health issues and radiative budget [1]-[3]. Ground-based sampling stations can provide local data on ...
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