1. NASA
2. Montana State University
3. University of Maryland, Joint Center for Environmental Technology (UMBC-JCET)
4. Jet Propulsion Laboratory
5. Jet Propulsion Laboratory, California Institute of Technology
6. University of Maryland, Baltimore County
7. UCLA
8. Brookhaven National Laboratory (DOE)
9. NASA Goddard Space Flight Center
10. University of Colorado Boulder
11. University of Wisconsin–Madison
12. University of Maryland
13. CU Boulder
14. University of California Los Angeles