1. Department of Earth Sciences Memorial University of Newfoundland St. John's NL Canada
2. NASA Ames Research Center Division of Space Sciences & Astrobiology Moffett Field CA USA
3. Blue Marble Space Institute of Science Mountain View CA USA
4. Institute of Space and Astronautical Science JAXA Sagamihara Kanagawa Japan
5. Department of Earth Sciences University of Southern California Los Angeles CA USA