Source apportionment of PM2.5 carbonaceous aerosols during a long-lasting winter haze episode in Xiangyang, central China
Sign Up to like & getrecommendations! Published in 2020 at "Atmospheric Pollution Research"
DOI: 10.1016/j.apr.2020.12.007
Abstract: Abstract The goal of this study was to identify the relative contribution of fossil and non-fossil contributions to PM2.5 carbonaceous aerosols (CAs) in PM2.5 pollution events. To achieve this, the pollution characteristics and source apportionments… read more here.
Keywords: biomass burning; biofuel biomass; xiangyang central; winter haze ... See more keywords
Variation of carbonaceous aerosols and water soluble inorganic ions during winter haze in two consecutive years
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DOI: 10.1016/j.apr.2020.12.011
Abstract: Abstract The present study outlines the mechanism and brings out the chemistry involved in winter haze formation characterized by reduced visibility and severe respiratory problems especially in rural areas. It deals with the study of… read more here.
Keywords: haze polluted; two consecutive; haze; winter haze ... See more keywords
Critical Role of Simultaneous Reduction of Atmospheric Odd Oxygen for Winter Haze Mitigation.
Sign Up to like & getrecommendations! Published in 2021 at "Environmental science & technology"
DOI: 10.1021/acs.est.1c03421
Abstract: The lockdown due to COVID-19 created a rare opportunity to examine the nonlinear responses of secondary aerosols, which are formed through atmospheric oxidation of gaseous precursors, to intensive precursor emission reductions. Based on unique observational… read more here.
Keywords: winter haze; reduction; winter; odd oxygen ... See more keywords
Composition, Source Apportionment, and Health Risk of PM2.5-Bound Metals during Winter Haze in Yuci College Town, Shanxi, China
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DOI: 10.3390/toxics10080467
Abstract: The composition, source, and health risks of PM2.5-bound metals were investigated during winter haze in Yuci College Town, Shanxi, China. The 24-h PM2.5 levels of 34 samples ranged from 17 to 174 μg·m−3, with a… read more here.
Keywords: bound metals; winter haze; college town; pm2 bound ... See more keywords
A Long-lasting Winter Haze Episode in Xiangyang, Central China: Pollution Characteristics, Chemical Composition, and Health Risk Assessment
Sign Up to like & getrecommendations! Published in 2020 at "Aerosol and Air Quality Research"
DOI: 10.4209/aaqr.2020.02.0068
Abstract: ABSTRACT This study investigated the characteristics and chemical composition of PM2.5 during a long-lasting winter haze episode (Jan. 13–24, 2018) in Xiangyang of central China. The average daily concentration of the PM2.5 equaled 169.29 ±… read more here.
Keywords: pollution; metal loid; winter haze;
Atmospheric transmission patterns which promote persistent winter haze over Beijing
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DOI: 10.5194/acp-2020-823
Abstract: Abstract. The persistent winter haze episodes that occurred in Beijing over the period 1980 to 2016 are examined based on both reanalysis and station data. On both interannual and intra-seasonal timescales, winter haze weather in… read more here.
Keywords: nao pattern; haze; winter haze; wave train ... See more keywords