Heather Clifford¹, Elena Korotkikh², Mariusz Potocki¹, Charles Rodda¹, Nicole E Spaulding³, Andrei Kurbatov¹, Sharon Buchanan Sneed³, Michael Handley¹, Jefferson C Simoes⁴ and Paul Andrew Mayewski¹, (1)University of Maine, Climate Change Institute, Orono, ME, United States, (2)University of Maine, Orono, ME, United States, (3)Climate Change Institute, Orono, ME, United States, (4)Univ Fed Rio Grande Sol, Porto Alegre, RS, Brazil