Variation in PM2.5 source over megacities on the ancient Silk Road, northwestern China

An, 2018, Temporal and spatial variations in sand and dust storm events in East Asia from 2007 to 2016: relationships with surface conditions and climate change, Sci. Total Environ., 633, 452, 10.1016/j.scitotenv.2018.03.068 Ahamad, 2014, Variation of surface ozone exceedance around Klang Valley, Malaysia, Atmos. Res., 139, 116, 10.1016/j.atmosres.2014.01.003 Chen, 2017, Comparison of dust emissions, transport, and deposition between the taklimakan Desert and Gobi desert from 2007 to 2011, Sci. China Earth Sci., 60, 1338, 10.1007/s11430-016-9051-0 Chen, 2017, Characterization of ambient-generated exposure to fine particles using sulfate as a tracer in the Chinese megacity of Guangzhou, Sci. Total Environ., 580, 347, 10.1016/j.scitotenv.2016.10.241 Chen, 2013, Evidence on the impact of sustained exposure to air pollution on life expectancy from China's Huai River policy, Proc. Natl. Acad. Sci. U. S. A., 110, 12936, 10.1073/pnas.1300018110 Cheng, 2013, A new monitoring-simulation-source apportionment approach for investigating the vehicular emission contribution to the PM2.5 pollution in Beijing, China, Atmos. Environ., 79, 308, 10.1016/j.atmosenv.2013.06.043 Cuspilici, 2017, Study of Saharan dust influence on PM10 measures in Sicily from 2013 to 2015, Ecol. Indicat., 76, 297, 10.1016/j.ecolind.2017.01.016 Escudero, 2011, Source apportionment for African dust outbreaks over the Western Mediterranean using the HYSPLIT model, Atmos. Res., 99, 518, 10.1016/j.atmosres.2010.12.002 Feng, 2015, Characteristics and seasonal variation of organic matter in PM2.5 at a regional background site of the Yangtze River Delta region, China, Atmos. Environ., 123, 288, 10.1016/j.atmosenv.2015.08.019 Fu, 2017, Formation, features and controlling strategies of severe haze-fog pollution in China, Sci. Total Environ., 578, 121, 10.1016/j.scitotenv.2016.10.201 Guan, 2017, Spatio-temporal variability of particulate matter in the key part of Gansu Province, Western China, Environ. Pollut., 230, 189, 10.1016/j.envpol.2017.06.045 Guan, 2015, Climatological analysis of dust storms in the area surrounding the Tengger Desert during 1960–2007, Clim. Dynam., 45, 903, 10.1007/s00382-014-2321-3 Guo, 2017, Characterization of criteria air pollutants in Beijing during 2014-2015, Environ. Res., 154, 334, 10.1016/j.envres.2017.01.029 Guo, 2014, Significance of wet deposition to removal of atmospheric particulate matter and polycyclic aromatic hydrocarbons: a case study in Guangzhou, China, Atmos. Environ., 83, 136, 10.1016/j.atmosenv.2013.11.012 Han, 2017, Forecasting PM2.5 induced male lung cancer morbidity in China using satellite retrieved PM2.5 and spatial analysis, Sci. Total Environ., 607–608, 1009, 10.1016/j.scitotenv.2017.07.061 Krasnov, 2016, Increase in dust storm related PM10 concentrations: a time series analysis of 2001-2015, Environ. Pollut., 213, 36, 10.1016/j.envpol.2015.10.021 Kerimray, 2017, Coal use for residential heating: patterns, health implications and lessons learned, Energy for Sustainable Development, 40, 19, 10.1016/j.esd.2017.05.005 Kong, 2017, The PM2.5 threshold for aerosol extinction in the Beijing megacity, Atmos. Environ., 167, 458, 10.1016/j.atmosenv.2017.08.047 Li, 2017, Meteorological and chemical impacts on ozone formation: a case study in Hangzhou, China, Atmos. Res., 196, 40, 10.1016/j.atmosres.2017.06.003 Li, 2015, Source contributions of urban PM 2.5 in the Beijing–Tianjin–Hebei region: changes between 2006 and 2013 and relative impacts of emissions and meteorology, Atmos. Environ., 123, 229, 10.1016/j.atmosenv.2015.10.048 Liu, 2016, Chemical composition and source apportionment of ambient PM2.5 during the non-heating period in Taian, China, Atmos. Res., 170, 23, 10.1016/j.atmosres.2015.11.002 Liu, 2015, Chemical composition and source apportionment of the ambient PM2.5 in Hangzhou, China, Particuology, 18, 135, 10.1016/j.partic.2014.03.011 Liu, 2017, Source-receptor relationships for PM2.5 during typical pollution episodes in the Pearl River Delta city cluster, China, Sci. Total Environ., 596–597, 194, 10.1016/j.scitotenv.2017.03.255 Lorga, 2015, Annual air pollution level of major primary pollutants in Greater Area of Bucharest, Atmospheric Pollution Research, 6, 824, 10.5094/APR.2015.091 Lyu, 2017, Characterization of dustfall in rural and urban sites during three dust storms in northern China, 2010, Aeolian Research, 28, 29, 10.1016/j.aeolia.2017.06.004 Ma, 2016, Particulate matter and gaseous pollution in three megacities over China: situation and implication, Atmos. Environ., 140, 476, 10.1016/j.atmosenv.2016.06.008 Ma, 2017, Assessment for the impact of dust events on measles incidence in western China, Atmos. Environ., 157, 1, 10.1016/j.atmosenv.2017.03.010 Salvador, 2015, Multicriteria approach to interpret the variability of the levels of particulate matter and gaseous pollutants in the Madrid metropolitan area, during the 1999–2012 period, Atmos. Environ., 109, 205, 10.1016/j.atmosenv.2015.03.008 Shen, 2010, Emission factors and particulate matter size distribution of polycyclic aromatic hydrocarbons from residential coal combustions in rural Northern China, Atmos. Environ., 44, 5237, 10.1016/j.atmosenv.2010.08.042 Shen, 2018, Supervision mechanism for pollution behavior of Chinese enterprises based on haze governance, J. Clean. Prod., 197, 571, 10.1016/j.jclepro.2018.06.160 Song, 2017, Air pollution in China: status and spatiotemporal variations, Environ. Pollut., 227, 334, 10.1016/j.envpol.2017.04.075 Sugimoto, 2016, A method for estimating the fraction of mineral dust in particulate matter using PM2.5-to-PM10 ratios, Particuology, 28, 114, 10.1016/j.partic.2015.09.005 Tao, 2012, Association between dust weather and number of admissions for patients with respiratory diseases in spring in Lanzhou, Sci. Total Environ., 423, 8, 10.1016/j.scitotenv.2012.01.064 Vardoulakis, 2008, Sources and factors affecting PM10 levels in two European cities: implications for local air quality management, Atmos. Environ., 42, 3949, 10.1016/j.atmosenv.2006.12.021 Wang, 2014, Source contributions to primary and secondary inorganic particulate matter during a severe wintertime PM2.5 pollution episode in Xi'an, China, Atmos. Environ., 97, 182, 10.1016/j.atmosenv.2014.08.020 Wang, 2015, PM2.5 pollution episode and its contributors from 2011 to 2013 in urban Shanghai, China, Atmos. Environ., 123, 298, 10.1016/j.atmosenv.2015.08.018 Wang, 2016, Characterization of PM2.5 in Guangzhou, China: uses of organic markers for supporting source apportionment, Sci. Total Environ., 550, 961, 10.1016/j.scitotenv.2016.01.138 Wang, 2015, Spatial and seasonal variations of PM2.5 mass and species during 2010 in Xi'an, China, Sci. Total Environ., 508, 477, 10.1016/j.scitotenv.2014.11.007 Wang, 2017, Variation of strong dust storm events in Northern China during 1978–2007, Atmos. Res., 183, 166, 10.1016/j.atmosres.2016.09.002 Wei, 2014, Industrial SO2 pollution and agricultural losses in China: evidence from heavy air polluters, J. Clean. Prod., 64, 404, 10.1016/j.jclepro.2013.10.027 Yadav, 2017, Ambient particulate matter and carbon monoxide at an urban site of India: influence of anthropogenic emissions and dust storms, Environ. Pollut., 225, 291, 10.1016/j.envpol.2017.01.038 Yang, 2017, Model elucidating the sources and formation mechanisms of severe haze pollution over Northeast mega-city cluster in China, Environ. Pollut., 230, 692, 10.1016/j.envpol.2017.06.007 Yassin, 2018, Dust storms backward Trajectories' and source identification over Kuwait, Atmos. Res., 212, 158, 10.1016/j.atmosres.2018.05.020 Yin, 2017, External costs of PM2.5 pollution in Beijing, China: uncertainty analysis of multiple health impacts and costs, Environ. Pollut., 226, 356, 10.1016/j.envpol.2017.02.029 You, 2016, A nonlinear model for estimating ground-level PM10 concentration in Xi'an using MODIS aerosol optical depth retrieval, Atmos. Res., 168, 169, 10.1016/j.atmosres.2015.09.008 Zhang, 2015, Different fuel types and heating approaches impact on the indoor air quality of rural houses in northern China, Procedia Engineering, 121, 493, 10.1016/j.proeng.2015.08.1097 Zhang, 2017, Review of receptor-based source apportionment research of fine particulate matter and its challenges in China, Sci. Total Environ., 586, 917, 10.1016/j.scitotenv.2017.02.071 Zhang, 2017, The geochemical characteristics of dust material and dust sources identification in northwestern China, J. Geochem. Explor., 175, 148, 10.1016/j.gexplo.2016.11.006 Zhang, 2017, The contribution of residential coal combustion to PM 2.5 pollution over China's Beijing-Tianjin-Hebei region in winter, Atmos. Environ., 159, 147, 10.1016/j.atmosenv.2017.03.054 Zhao, 2016, Annual and diurnal variations of gaseous and particulate pollutants in 31 provincial capital cities based on in situ air quality monitoring data from China National Environmental Monitoring Center, Environ. Int., 86, 92, 10.1016/j.envint.2015.11.003 Zhou, 2015, Possible effects of climate change of wind on aerosol variation during winter in Shanghai, China, Particuology, 20, 80, 10.1016/j.partic.2014.08.008 Zhou, 2015, Temporal and spatial characteristics of ambient air quality in beijing, China, Aero. Air Qual. Res., 15, 1868, 10.4209/aaqr.2014.11.0306