1. a CIRES, University of Colorado Boulder, Boulder, Colorado
2. b NOAA/Chemical Sciences Laboratory, Boulder, Colorado
3. c NOAA/Global Systems Laboratory, Boulder, Colorado
4. d NOAA/Physical Sciences Laboratory, Boulder, Colorado
5. e National Renewable Energy Laboratory, Golden, Colorado
6. h University of Colorado Boulder, Boulder, Colorado
7. f Pacific Northwest National Laboratory, Richland, Washington
8. g Lawrence Livermore National Laboratory, Livermore, California