Publication Date:
2017-06-02
Description:
A modeling study of the nonlinear response of fine particles to air pollutant emissions in the Beijing-Tianjin-Hebei region Bin Zhao, Wenjing Wu, Shuxiao Wang, Jia Xing, Xing Chang, Kuo-Nan Liou, Jonathan H. Jiang, Yu Gu, Carey Jang, Joshua S. Fu, Yun Zhu, Jiandong Wang, and Jiming Hao Atmos. Chem. Phys. Discuss., https//doi.org/10.5194/acp-2017-428,2017 Manuscript under review for ACP (discussion: open, 0 comments) Using over 1000 chemical transport model simulations in the Beijing-Tianjin-Hebei region, we find that primary inorganic PM 2.5 is the individual pollutant which makes the largest contribution to PM 2.5 concentrations, and thus should be prioritized in PM 2.5 control strategies. Among the precursors, PM 2.5 concentrations are primarily sensitive to the emissions of NH 3 , NMVOC + IVOC, and POA, and the sensitivities increase substantially for NH 3 and NO x with the increase in emission reduction ratio.
Print ISSN:
1680-7316
Electronic ISSN:
1680-7324
Topics:
Geosciences
