Air Quality Modeling

Modeling techniques, in addition to observations, can be important tools in learning how emissions of various pollutants affect air quality. In our work, we use the GEOS-Chem model and its Adjoint to examine air quality issues.

Project Leaders:

Jeffrey Geddes Colin Lee Chi Li Sajeev Philip Arjya Sarkar

Collaborator: Daven Henze

References:

Geddes, J, A. a and R. V. Martin, Global deposition of total reactive nitrogen oxides from 1996 to 2014 constrained with satellite observations of NO2 columns, Atmos. Chem. Phys. Discuss., doi:10.5194/acp-2016-1100, 2017. [Link]

Philip, S., R. V. Martin, G. Snider, C. Weagle, A. van Donkelaar, M. Brauer, D. Henze, Z. Klimont, C. Venkataraman, S. Guttikunda and Q. Zhang, Anthropogenic fugitive, combustion and industrial dust is a significant, underrepresented fine particulate matter source in global atmospheric models, Environ. Res. Lett., doi:https://doi.org/10.1088/1748-9326/aa65a4, 2017. [Link]

Geddes, J. A., C. L. Heald, S. J. Silva, and R. V. Martin, Land cover change impacts on atmospheric chemistry: simulating projected large-scale tree mortality in the United States, Atmos. Chem. Phys., 16, 2323-2340, 2016. [Link]

Lee, C.J., R.V. Martin, Henze D.K., Brauer M., Cohen A., and A. van Donkelaar, Response of global particulate-matter-related mortality to changes in local precursor emissions, Environ. Sci. Tech., 49(7), 4335–4344, doi:10.1021/acs.est.5b00873, 2015. [Link]

Philip, S., R.V. Martin, A. van Donkelaar, J. Wai-Ho Lo, Y. Wang, D. Chen, L. Zhang, P. S. Kasibhatla, S. W. Wang, Q. Zhang, Z. Lu, D. G. Streets, S. Bittman, and D. J. Macdonald, Global Chemical Composition of Ambient Fine Particulate Matter for Exposure Assessment, Environ. Sci. Technol., accepted, DOI: 10.1021/es502965b [Link].

Kharol, S. K., R. V. Martin, S. Philip, S. Vogel, D. K. Henze, D. Chen, Y. Wang, Q. Zhang, and C. L. Heald, Persistent sensitivity of Asian aerosol to emissions of nitrogen oxides, Geophys. Res. Lett., 40, doi:10.1002/grl.50234, 2013. [Full Text (Link)] [Supplementary Material (Link)]