1. Department of Earth and Planetary Sciences American Museum of Natural History New York NY USA
2. Asian School of the Environment Nanyang Technological University Singapore Singapore
3. Earth Observatory of Singapore Nanyang Technological University Singapore Singapore
4. Now at: Institute for Environmental Science & Research Christchurch New Zealand
5. Lamont Doherty Earth Observatory Columbia University Palisades NY USA
6. Institute of Oceanography Vietnam Academy of Science and Technology Hà Nội Vietnam
7. Department of Atmospheric and Oceanic Sciences University of Colorado Boulder Boulder CO USA
8. Cooperative Institute for Research in Environmental Sciences University of Colorado Boulder Boulder CO USA
9. Marine Chemistry and Geochemistry Woods Hole Oceanographic Institution Woods Hole MA USA