1. Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, Cambridge, MA, USA
2. Marine Chemistry and Geochemistry, Woods Hole Oceanographic Institution, Falmouth, MA, USA
3. Bermuda Institute of Ocean Sciences, St. George’s, Bermuda
4. Chemical Oceanography, MIT-WHOI Joint Program in Oceanography, Falmouth, MA, USA
5. School of Earth and Ocean Sciences, University of Victoria, Victoria, Canada
6. School of Ocean Futures and School of Earth and Space Exploration, Arizona State University, Tempe, AZ, USA