1. Cooperative Institute for Research in Environmental Sciences (CIRES), University of Colorado
, Boulder, CO 80309
2. Chemical Sciences Laboratory (CSL),
National Oceanic and Atmospheric Administration (NOAA)
, Boulder, CO 80305
3. Climate and Global Dynamics Laboratory,
National Center for Atmospheric Research
, Boulder, CO 80301
4. Jet Propulsion Laboratory,
California Institute of Technology
, Pasadena, CA 91109
5. Environmental and Climate Sciences Department,
Brookhaven National Laboratory
, Upton, NY 11973
6. Scripps Institution of Oceanography,
University of California San Diego
, La Jolla, CA 92037
7. Department of Atmospheric Sciences,
University of Washington
, Seattle, WA 98195