Chemical evidence of inter-hemispheric air mass intrusion into the Northern Hemisphere mid-latitudes

Li, S., S. Park, J.-Y. Lee, K.-J. Ha, M.-K. Park, C. O. Jo, H. Oh, J. Mühle, K.-R. Kim, S. A. Montzka, S. O’Doherty, P. B. Krummel, E. Atlas, B. R. Miller, F. Moore, R. F. Weiss, and S. C. Wofsy, 2018: Chemical evidence of inter-hemispheric air mass intrusion into the Northern Hemisphere mid-latitudes. Sci Rep, 8, 4669, doi: 10.1038/s41598-018-22266-0.