1. Department of Earth, Atmospheric, and Planetary Sciences Massachusetts Institute of Technology Cambridge Massachusetts USA
2. Department of Geosciences Princeton University Princeton New Jersey USA
3. Department of Earth System Science Stanford University Stanford California USA
4. Pacific Marine Environmental Laboratory National Oceanic and Atmospheric Administration Seattle Washington USA
5. Joint Institute for the Study of the Atmosphere and Ocean University of Washington Seattle Washington USA
6. Department of Ocean, Earth and Atmospheric Sciences Old Dominion University Norfolk Virginia USA