Allie Balter-Kennedy¹, Joerg M Schaefer², Jason P Briner³, Nicolas E. Young², Caleb Walcott–George⁴, Nathan Brown⁵, Joanna Charton², Benjamin Andrew Keisling⁶, Tanner Kuhl⁷, Elliot Moravec⁷, Robert Deconto⁸, Danielle Mangini⁹, Catherine Britt¹⁰, Sridhar Anandakrishnan¹¹, Nathan Stevens¹², Elizabeth K Thomas³, John Michael N Aguilar¹³ and Zoe Courville¹⁴, (1)Tufts University, Earth and Climate Sciences, Medford, United States, (2)Columbia University, Lamont-Doherty Earth Observatory, Palisades, United States, (3)University at Buffalo, Department of Earth Sciences, Buffalo, United States, (4)University of Kentucky, Earth and Environmental Sciences, Lexington, KY, United States, (5)The University of Texas at Arlington, DEPARTMENT OF EARTH AND ENVIRONMENTAL SCIENCES, Arlington, United States, (6)University of Texas Institute for Geophysics, Austin, United States, (7)US Ice Drilling Program, Madison, United States, (8)University of Massachusetts Amherst, School of Earth and Sustainability, Amherst, United States, (9)University of Massachusetts Amherst, Department of Earth, Geographic, and Climate Sciences, Amherst, United States, (10)University of Massachusetts Amherst, Amherst, MA, United States, (11)Pennsylvania State University, Department of Geosciences and Earth and Environmental Systems Institute, University Park, United States, (12)Pennsylvania State University, Department of Geoscience, Madison, United States, (13)University at Buffalo, Department of Chemistry, Buffalo, NY, United States, (14)Cold Regions Research and Engineering Laboratory, Hanover, NH, United States