C069
Sea Ice Change and Variability: Implications for the Climate and Indigenous Communities of High-Latitude Systems I

Thursday, 17 December 2020: 05:30-06:30
Virtual
Primary Convener:  Michael Steele, Applied Physics Laboratory University of Washington, Polar Science Center, Seattle, WA, United States
Conveners:  Matthew Druckenmiller, University of Colorado at Boulder, Boulder, United States, Laura Castro de la Guardia, University of Alberta, Centre for Earth Observation Science, Edmonton, AB, Canada and Ann-Christine Zinkann, NOAA, Global Ocean Monitoring and Observing Program, Washington, DC, United States
Primary Liaison:  Michael Steele, Univ Washington, Seattle, WA, United States
Chairs:  Michael Steele, Univ Washington, Seattle, WA, United States and Ann-Christine Zinkann, NOAA, Global Ocean Monitoring and Observing Program, Washington, DC, United States
OSPA Liaison:  Ann-Christine Zinkann, NOAA, Global Ocean Monitoring and Observing Program, Washington, DC, United States
05:30
C069-01
1,000 Predictions: What’s New and What’s Old in a Retrospective Analysis of the Sea Ice Outlook, 2008–2020 (Invited) (734090)
Lawrence Hamilton, University of New Hampshire Main Campus, Durham, NH, United States
05:34
C069-02
Arctic Cyclones and the Influence on Short-Term Changes in Sea Ice (Invited) (661142)
James D Doyle1,2, Peter Finocchio3, Daniel P Stern4, Neil P Barton5, Matthew G Fearon6, William Komaromi7, E. Joseph Metzger8 and David Ryglicki6, (1)NRL, Monterey, CA, United States, (2)U.S. Naval Research Laboratory, Marine Meteorology Division, Monterey, CA, United States, (3)Naval Research Lab Monterey, Marine Meteorology, Monterey, CA, United States, (4)University Corporation for Atmospheric Research, Monterey, CA, United States, (5)Naval Research Lab, Monterey, CA, United States, (6)National Research Council, Monterey, CA, United States, (7)Naval Research Laboratory, Monterey, United States, (8)Naval Research Laboratory, Oceanography, Stennis Space Center, MS, United States
05:38
C069-03
The mass balance of landfast sea ice in Kotzebue Sound: addressing community-driven research questions through knowledge co-production (707385)
Andrew R Mahoney1, Kate E Turner2, Donna Hauser3, Nathan Laxague4, Jessica Lindsay5, Alex Whiting6, Carson Witte7, John Goodwin8, Cyrus Harris8, Robert E Schaeffer8, Roswell Schaeffer Sr.8, Sarah Betcher9, Ajit Subramaniam10 and Christopher J Zappa7, (1)University of Alaska Fairbanks, Geophysical Institute, Fairbanks, AK, United States, (2)National Institute for Water and Atmospheric Research, Wellington, New Zealand, (3)International Arctic Research Center, Fairbanks, AK, United States, (4)RSMAS, Miami, FL, United States, (5)University of Washington Seattle Campus, Seattle, United States, (6)Native Village of Kotzebue, Kotzebue, AK, United States, (7)Columbia University, Lamont-Doherty Earth Observatory, Palisades, NY, United States, (8)Community of Kotzebue, Kotzebue, United States, (9)Farthest North Films, Homer, United States, (10)Gordon and Betty Moore Found, Palo Alto, CA, United States
05:42
C069-04
Spring Sea ice forecasts and Bering Sea Indigenous marine mammal harvests (Invited) (666554)
Olivia Astillero Lee1, Lisa Sheffield Guy2, Frank Boogles Johnson3, Vera K Metcalf4, Hajo Eicken5, Curtis Nayokpuk6, Aqef Waghiyi7, Mary-Beth Schreck8, Clarence Irrigoo9, Edward William Plumb10, Marcus Barr11, Matthew Druckenmiller12, Nathan Kettle1 and Robert Tokeinna Jr.13, (1)University of Alaska Fairbanks, Fairbanks, AK, United States, (2)Arctic Research Consortium of the United States, Fairbanks, AK, United States, (3)Community of Nome, Nome, AK, United States, (4)Kawerak, Inc., Nome, AK, United States, (5)University of Alaska Fairbanks, International Arctic Research Center, Fairbanks, AK, United States, (6)Community of Shishmaref, Shishmaref, United States, (7)Community of Savoonga, Savoonga, AK, United States, (8)National Weather Service, Alaska Sea Ice Program, Anchorage, AK, United States, (9)Community of Gambell, Gambell, United States, (10)NOAA, NWS, Fairbanks, AK, United States, (11)Community of Brevig Mission, Brevig Mission, United States, (12)National Snow and Ice Data Center, Boulder, CO, United States, (13)Community of Wales, Wales, United States
05:46
C069-05
Changes in Sea Ice Travel Conditions in Uummannaq Fjord, Greenland (1985-2019) Assessed through Remote Sensing and Transportation Modeling (705971)
Vida Steiro1, Johnny Ryan1, Sarah W Cooley1,2, Laurence C Smith1, Brigt Dale3,4, Amanda H Lynch1 and Siri Veland3,4, (1)Brown University, Providence, RI, United States, (2)Stanford University, Stanford, CA, United States, (3)Nordland Research Institute, Bodø, Norway, (4)Brown University, Providence, United States
05:50
C069-06
Metabolic Regulation of Sea-Ice Diatoms in Response to Temperature and Salinity Could be a Significant Contributor to Dissolved Organic Matter Cycling Within Sea-Ice. (Invited) (683065)
Jodi Nicole Young1, Hannah Dawson2, Katherine Heal1, Anders Torstensson3, Angela Boysen1, Laura T Carlson4 and Anitra E. Ingalls5, (1)University of Washington, School of Oceanography, Seattle, WA, United States, (2)University of Washington, Oceanography, Seattle, WA, United States, (3)University of Gothenburg, Gothenburg, Sweden, (4)University of Washington, School of Oceanography, Seattle, United States, (5)University of Washington, Seattle, WA, United States
05:54
C069-07
Sensitivity to Changes in the Winds of Cryosphere Contributions to Micronutrient Supply to the Surface Waters around Antarctica (754049)
Michael S Dinniman1, Pierre St-Laurent2, Kevin R Arrigo3, Eileen E Hofmann1 and Gert van Dijken3, (1)Old Dominion University, Center for Coastal Physical Oceanography, Norfolk, VA, United States, (2)Virginia Institute of Marine Science, Gloucester Point, VA, United States, (3)Stanford University, Earth System Science, Stanford, CA, United States
05:58
C069-08
Intraseasonal variability of Antarctic sea ice: a regional approach. (694717)
Matthew Lafleur1, Gina R Henderson2 and Bradford Barrett1, (1)US Naval Academy, Oceanography, Annapolis, MD, United States, (2)United States Naval Academy, Oceanography Dept., Annapolis, MD, United States
06:02
Discussion
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