1. International Arctic Research Center; University of Alaska Fairbanks; Fairbanks; Alaska; USA
2. Institute of Applied Environmental Research (ITM), Stockholm University; Stockholm; Sweden
3. Division of Applied Geology; Lulea University of Technology; Lulea; Sweden
4. Laboratory for Isotope Geology; Swedish Museum of Natural History; Stockholm; Sweden
5. Pacific Oceanological Institute; Russian Academy of Science; Vladivostok; Russia
6. Water and Environmental Research Center; University of Alaska Fairbanks; Fairbanks; Alaska; USA