Global Importance of Hydroxymethanesulfonate in Ambient Particulate Matter:Implications for Air Quality

• Moch, Jonathan M.
• Dovrou, Eleni
• Mickley, Loretta J.
• Keutsch, Frank N.
• Liu, Zirui
• Wang, Yuesi
• Dombek, Tracy L.
• Kuwata, Mikinori
• Budisulistiorini, Sri Hapsari https://orcid.org/0000-0002-5715-9157
• Yang, Liudongqing
• Decesari, Stefano
• Paglione, Marco
• Alexander, Becky
• Shao, Jingyuan
• Munger, J. William
• Jacob, Daniel J.

©2020. The Authors Funding Information: This research was funded by the Harvard Global Institute, by the National Science Foundation Graduate Research Fellowship (DGE1144152) and Division of Atmospheric and Geospace Sciences (AGS1644998), by the Onassis Foundation scholarship for Hellenes, and by Assistance Agreement 83587201 awarded by the U.S. Environmental Protection Agency (EPA). This work has not been formally reviewed by the EPA. The views expressed in this document are solely those of the authors and do not necessarily reflect those of the EPA. IMPROVE is a collaborative association of state, tribal, and federal agencies, and international partners. U.S. Environmental Protection Agency is the primary funding source, with contracting and research support from the National Park Service. The Air Quality Group at the University of California, Davis is the central analytical laboratory, with ion analysis provided by Research Triangle Institute, and carbon analysis provided by Desert Research Institute. Measurements in the Po Valley were supported by Supersito funded by Regione Emilia‐Romagna (DRG 428/10 and DGR 1971/2013) and PEGASOS funded by the European Commission (265148). The authors would like to thank Guorong Chen for assisting filter sampling in Singapore and to thank Ann Dillner for assistance with HMS decomposition experiments and helpful discussions. Funding Information: This research was funded by the Harvard Global Institute, by the National Science Foundation Graduate Research Fellowship (DGE1144152) and Division of Atmospheric and Geospace Sciences (AGS1644998), by the Onassis Foundation scholarship for Hellenes, and by Assistance Agreement 83587201 awarded by the U.S. Environmental Protection Agency (EPA). This work has not been formally reviewed by the EPA. The views expressed in this document are solely those of the authors and do not necessarily reflect those of the EPA. IMPROVE is a collaborative association of state, tribal, and federal agencies, and international partners. U.S. Environmental Protection Agency is the primary funding source, with contracting and research support from the National Park Service. The Air Quality Group at the University of California, Davis is the central analytical laboratory, with ion analysis provided by Research Triangle Institute, and carbon analysis provided by Desert Research Institute. Measurements in the Po Valley were supported by Supersito funded by Regione Emilia-Romagna (DRG 428/10 and DGR 1971/2013) and PEGASOS funded by the European Commission (265148). The authors would like to thank Guorong Chen for assisting filter sampling in Singapore and to thank Ann Dillner for assistance with HMS decomposition experiments and helpful discussions.

• Published: 27 September 2020
• Accepted: 28 July 2020

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