Are changing emission patterns across the Northern Hemisphere influencing long-range transport contributions to background air pollution?

Rohit Mathur1, Daiwen Kang2, Sergey L Napelenok1, Jia Xing3 and Christian Hogrefe4, (1)U.S. Environmental Protection Agency, Research Triangle Park, United States, (2)U.S. Environmental Protection Agency, Rtp, United States, (3)Tsinghua University, State Key Joint Laboratory of Environmental Simulation and Pollution Control, School of Environment, Beijing, China, (4)United States Environmental Protection Agency, Research Triangle Park, United States