1. Department of Earth, Ocean and Atmospheric Science Florida State University Tallahassee FL USA
2. Graduate School of Geography Clark University Worcester MA USA
3. Department of Environmental Sciences Research Center for Watershed‐Aquatic Ecosystem Interactions (RIVE) Université du Québec à Trois‐Rivières Trois‐Rivières QC Canada
4. Ion Cyclotron Resonance Facility National High Magnetic Field Laboratory Tallahassee FL USA
5. Department of Chemistry, Chemical Analysis & Mass Spectrometry Facility Pontchartrain Institute for Environmental Sciences University of New Orleans New Orleans LA USA
6. Department of Geology University of Cincinnati Cincinnati OH USA
7. Department of Geography University of Cincinnati Cincinnati OH USA
8. Water and Environmental Research Center University of Alaska Fairbanks Fairbanks AK USA