1. Department of Earth Sciences; Uppsala University; Uppsala Sweden
2. Inuit Circumpolar Council of Canada; Ottawa Ontario Canada
3. Department of Biology; University of Ottawa; Ottawa Ontario Canada
4. State Key Laboratory of Environmental Geochemistry; Chinese Academy of Sciences; Guyiang China
5. Jožef Stefan Institute; Ljubljana Slovenia
6. Department of Chemistry; Trent University; Peterborough Ontario Canada
7. Scheer Software Solutions; Barry's Bay Ontario Canada