1. Department of Earth and Atmospheric Sciences; Cornell University; Ithaca; New York; USA
2. School of Environmental Sciences; University of East Anglia; Norwich; UK
3. Instituto de Fisica; Universidade de Sao Paulo; Sao Paulo; Brazil
4. Department of Geological Sciences and Marine Science Program; University of South Carolina; Columbia; South Carolina; USA
5. Laboratoire Interuniversitaire des Systemes Atmospheriques; Universities Paris 7 and Paris 12, UMR7583, CNRS; Créteil; France
6. Department of Civil and Environmental Engineering; University of Illinois, Urbana-Champaign; Urbana; Illinois; USA
7. Trinity Consultants; Irvine; California; USA
8. Australian Nuclear Science and Technology Organisation; Menai, New South Wales; Australia
9. Israel Oceanographic and Limnological Research; National Institute of Oceanography; Haifa; Israel
10. Institute of Marine Sciences; Middle East Technical University; Erdemli; Turkey
11. Department of Analytical Chemistry, Institute for Nuclear Sciences; Ghent University; Gent; Belgium
12. U.S. Geological Survey; Vancouver; Washington; USA
13. Department of Geography; University of California; Los Angeles; California; USA
14. Chemistry Department; U.S. Naval Academy; Annapolis; Maryland; USA
15. Laboratory of Forest Information, Division of Forestry and Biomaterials Science, Graduate School of Agriculture; Kyoto University; Kyoto; Japan