Factors influencing the large - scale distribution of Hg ◦ in the Mexico City area and over the North Pacific

1 Institute for the Study of Earth, Oceans, and Space, Climate Change Research Center, University of New Hampshire, Durham, NH 03824, USA 2 NASA Langley Research Center, Chemistry and Dynamics Branch, Hampton, VA 23681, USA 3 University of California – Irvine, Department of Chemistry, Irvine, CA 92697, USA 4 Department of Earth and Atmospheric Sciences, Georgia Institute of Technology, Atlanta, GA 30332, USA 5 Department of Meteorology, Florida State University, Tallahassee, FL 32306, USA