1. Faculty of Agricultural and Environmental SciencesMcGill UniversityMontréalQuébecCanada
2. Water and Environmental Research CenterAlaska Stable Isotope FacilityUniversity of Alaska FairbanksFairbanksAlaskaUSA
3. Centre Eau Terre et EnvironnementInstitut National de la Recherche ScientifiqueQuébecQuébecCanada
4. Environmental Monitoring and Science DivisionAlberta Environment and ParksCalgaryAlbertaCanada
5. Aquatic Contaminants Research DivisionEnvironment CanadaBurlingtonOntarioCanada
6. Environmental Science ProgramUniversity of Northern British ColumbiaPrince GeorgeBritish ColumbiaCanada
7. Department of BiologyUniversity of WaterlooWaterlooOntarioCanada
8. Institute for Interdisciplinary Mountain ResearchInnsbruckAustria
9. Arctic Research CentreDepartment of BioscienceFaculty of Science and TechnologyAarhus UniversityRoskildeDenmark