Sources, distribution, and acidity of sulfate–ammonium aerosol in the Arctic in winter–spring, Jenny Fisher, Daniel J. Jacob, Qiaoqiao Wang, Roya Bahreini, Claire C. Carouge, Michael J. Cubison, Jack E. Dibb, Thomas Diehl, Jose L. Jimenez, Eric M. Leibensperger, Zifeng Lu, Macel B.J. Meinders, Havala O.T. Pye, Patricia K. Quinn, Sangeeta Sharma, David G. Streets, Aaron van Donkelaar, Robert Yantosca
Earth Sciences

Surface and lightning sources of nitrogen oxides over the United States: Magnitudes, chemical evolution, and outflow, R C. Hudman, D J. Jacob, S Turquety, Eric M. Leibensperger, L T. Murray, S Wu, A B. Gilliland, M A. Avery, T H. Bertram, William H. Brune, Ronald C. Cohen, Jack E. Dibb, F Flocke, A Fried, J S. Holloway, J A. Neuman, R Orville, A E. Perring, Xinrong Ren, G W. Sachse, H B. Singh, Aaron L. Swanson, Paul J. Wooldridge
Earth Sciences