Decadal-scale joint inversion of NOx and SO2 using a hybrid 4D-Var / mass balance approach

Zhen Qu1, Daven K Henze1, Shannon Capps2, Yi Wang3, Xiaoguang Xu4, Jun Wang5 and Martin Keller6, (1)University of Colorado, Mechanical Engineering, Boulder, United States, (2)Drexel University, Civil, Architectural, and Environmental Engineering, Philadelphia, PA, United States, (3)University of Iowa, Chemical and Biochemical Engineering, Iowa City, IA, United States, (4)University of Iowa, Chemical and Biochemical Engineering, Iowa City, United States, (5)University of Nebraska Lincoln, Lincoln, NE, United States, (6)University of Toronto, Physics, Toronto, ON, Canada