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- Author:
- Meng, Ya; Zhao, Yilong; Li, Rui; Li, Junlin; Cui, Lulu; Kong, Lingdong; Fu, Hongbo
- Source:
- Atmospheric research 2019 v.222 pp. 12-24
- ISSN:
- 0169-8095
- Subject:
- seasonal variation; summer; sulfates; pollution; sodium; cities; winter; autumn; agricultural land; calcium; soil; potassium; ammonium; dust; emissions; spatial variation; inorganic ions; chlorides; magnesium; spring; waste incineration; rain; pH; wet deposition; nitrates; China
- Abstract:
- ... In the present study, the pH values and the concentrations of nine inorganic ions (SO42−, NO3−, NH4+, Cl−, Na+, Ca2+, K+, Mg2+ and F−) in rainwater samples collected in Shanghai during 2011–2016 were measured to study their spatiotemporal variations and to identify their sources. The rainwater was severely acidified with an average volume-weighted mean (VWM) pH value of 4.96 during 2011–2016, indi ...
- DOI:
- 10.1016/j.atmosres.2019.01.023
-
https://dx.doi.org/10.1016/j.atmosres.2019.01.023
- Author:
- Shan, Changgong; Wang, Wei; Liu, Cheng; Sun, Youwen; Hu, Qihou; Xu, Xingwei; Tian, Yuan; Zhang, Huifang; Morino, Isamu; Griffith, David W.T.; Velazco, Voltaire A.
- Source:
- Atmospheric research 2019 v.222 pp. 25-35
- ISSN:
- 0169-8095
- Subject:
- air pollution; anthropogenic activities; biomass; burning; carbon dioxide; carbon monoxide; combustion; databases; fuels; greenhouse gas emissions; industrialization; inventories; remote sensing; satellites; spectrometers; uncertainty; China
- Abstract:
- ... Carbon monoxide (CO) is regarded as a useful tracer of biomass burning and anthropogenic pollution, so CO measurements can provide valuable information about the intensity of various anthropogenic activities. However, the emission estimates of CO based on inventories are associated with high uncertainties, especially in China. As CO is co-emitted with CO2 in the combustion of carbonaceous fuels, t ...
- DOI:
- 10.1016/j.atmosres.2019.02.005
-
https://dx.doi.org/10.1016/j.atmosres.2019.02.005
- Author:
- Huo, Zhaoyang; Ruan, Zheng; Wei, Ming; Ge, Runsheng; Li, Feng; Ruan, Yue
- Source:
- Atmospheric research 2019 v.222 pp. 47-61
- ISSN:
- 0169-8095
- Subject:
- data collection; least squares; liquids; models; particle size; radar; rain; reflectance; summer; water content; China
- Abstract:
- ... The raindrop size distribution (DSD) characteristics during the precipitation season are analyzed using data collected by an OTT Particle Size Velocity (Parsivel) disdrometer and a Vertical Pointing Radar with C-band Frequency Modulation Continuous Wave (VPR-CFMCW) technology. The two datasets were collected at the same site in Longmen, Guangdong Province, which is the precipitation center of sout ...
- DOI:
- 10.1016/j.atmosres.2019.01.022
-
https://dx.doi.org/10.1016/j.atmosres.2019.01.022
- Author:
- Yaniv, Roy; Reuveni, Yuval; Yair, Yoav; Lynn, Barry
- Source:
- Atmospheric research 2019 v.222 pp. 1-11
- ISSN:
- 0169-8095
- Subject:
- aerosols; diurnal activity; diurnal variation; electric field; weather; Israel
- Abstract:
- ... Ground-based measurements of the atmospheric conduction current density were conducted on Mount Hermon in northern Israel (33°18′N 35°47.2′E, 2050 m a.s.l). The aim was to measure the conduction current diurnal behavior during days that are defined meteorologically as fair weather days. Results from 86 selected fair weather days show an average value of 0.9 pA/m2 downward, and a double oscillation ...
- DOI:
- 10.1016/j.atmosres.2019.02.003
-
http://dx.doi.org/10.1016/j.atmosres.2019.02.003
- Author:
- Tian, Ran; Tian, Lide
- Source:
- Atmospheric research 2019 v.222 pp. 36-46
- ISSN:
- 0169-8095
- Subject:
- air; ammonium; atmospheric chemistry; calcium; chlorides; climate change; economic development; emissions; glaciers; human health; ice; magnesium; mass transfer; models; monsoon season; nitrates; pollutants; population growth; potassium; sodium; sulfates; summer; transportation; China; Himalayan region; South Asia
- Abstract:
- ... The increase in anthropogenic emissions and associated climate change have become a growing critical environmental concern, with significant implications for human health and ecological security. The rapid economic growth in South Asia has contributed additional stress on the atmospheric environment in the surrounding regions. Earlier ice core chemical studies revealed a strong atmospheric transpo ...
- DOI:
- 10.1016/j.atmosres.2019.02.004
-
https://dx.doi.org/10.1016/j.atmosres.2019.02.004