1. Institute of Environmental Science and Technology (ICTA) Universitat Autònoma de Barcelona (UAB) Bellaterra Barcelona Spain
2. Department of Chemical, Biological and Environmental Engineering Universitat Autònoma de Barcelona (UAB) Bellaterra Barcelona Spain
3. Department of Environmental Sciences Rutgers University New Brunswick NJ USA
4. NOAA/Global Monitoring Laboratory Boulder CO USA
5. Lawrence Livermore National Laboratory Livermore CA USA
6. Environmental Energy Technologies Division Lawrence Berkeley National Laboratory Berkeley CA USA
7. University of California Merced CA USA
8. Environmental Studies Department University of California Santa Cruz CA USA
9. Department of Atmospheric Science Colorado State University Fort Collins CO USA
10. Sandia National Laboratories Livermore CA USA
11. Department of Mechanical Engineering University of Colorado Boulder Boulder CO USA
12. Aclima, Inc. San Francisco CA USA