1. National Center for Atmospheric Research Boulder CO USA
2. Centre Européen Research et de Formation Avencée en Calcul Scientifique Toulouse France
3. Institute of Arctic and Alpine ResearchUniversity of Colorado Boulder CO USA
4. Lawrence Berkeley National Laboratory Berkeley CA USA
5. Los Alamos National Laboratory Los Alamos NM USA
6. Jet Propulsion LaboratoryCalifornia Institute of Technology Pasadena CA USA
7. Oak Ridge National Laboratory Oak Ridge TN USA