Yasuhiro Yamanaka, Hokkaido University, Sapporo, Japan, Michiyo Shimamura II, JAMSTEC, Yokosuka, Japan and Kiyoshi Suyehiro, JAMSTEC Japan Agency for Marine-Earth Science and Technology, Kanagawa, Japan

Zane Beall, Portland, Oregon, United States

Elizabeth Figus¹, Sarah Trainor¹ and Talia Davis^1,2, (1)University of Alaska Fairbanks, Fairbanks, AK, United States, (2)University of Alaska Fairbanks, College of Fisheries and Ocean Sciences, Kake, AK, United States

Jeremy Freeman, CarbonPlan, San Francisco, United States, Danny Cullenward, University of California Berkeley, Berkeley, CA, United States and Joseph Hamman, CarbonPlan, Seattle, United States

Paul A Kucera and Elizabeth M Page, University Corporation for Atmospheric Research, COMET, Boulder, CO, United States

Sabrina Delgado Arias, NASA Goddard Space Flight Center, Greenbelt, MD, United States, Molly Elizabeth Brown, University of Maryland, Greenbelt, MD, United States, Michael F Jasinski, NASA Goddard Space Flight Ctr, Greenbelt, MD, United States, Tom Neumann, NASA Goddard Space Flight Ctr., Greenbelt, MD, United States and ICESat-2 Applications Team

Anne M Wein, U.S. Geological Survey, Western Geographic Science Center, Middleton, CA, United States, Alex Grant, USGS, ESC, Moffett Field, United States, Mike Thomas Frame, USGS Headquarters, Reston, VA, United States, Rachel Volentine, University of Tennessee, Knoxville, United States, Juliette Finzi Hart, University of California, Hastings, San Fancisco, CA, United States, Kevin M Befus, University of Arkansas, Fayetteville, AR, United States, Keith L Knudsen, U.S. Geological Survey, Earthquake Science Center, Menlo Park, CA, United States and Patrick Barnard, USGS, Santa Cruz, CA, United States

Lori Ziolkowski, University of South Carolina, Columbia, SC, United States

Rachel L Lamb¹, George C Hurtt², Rieley Auger¹, Camille Hoffman Delett¹, Jordan Nicolette¹, Hilary Sandborn¹ and Madeleine Guy¹, (1)University of Maryland College Park, Department of Geographical Sciences, College Park, MD, United States, (2)University of Maryland, Department of Geographical Sciences, College Park, MD, United States

Seamus Lombardo, Massachusetts Institute of Technology, Department of Aeronautics and Astronautics, Cambridge, MA, United States, Jack Reid, Massachusetts Institute of Technology, Department of Media Arts and Sciences, Cambridge, United States, Katlyn Turner, Massachusetts Institute of Technology, MIT Media Lab, Cambridge, MA, United States, Mulan Jiang, Massachusetts Institute of Technology, Cambridge, MA, United States, David Lagomasino, University of Maryland, Geographical Sciences, College Park, MD, United States, Mohammad Jalali, Harvard University, Harvard Medical School, Cambridge, MA, United States, Eric Ashcroft, Blue Raster LLC, Arlington, VA, United States and Danielle Wood, Massachusetts Institute of Technology, Department of Media Arts and Sciences; Department of Aeronautics and Astronautics, Cambridge, MA, United States

William Duncan Solecki, City University of New York - Hunter College, Geography and Environmental Science, New York, NY, United States and Erin Friedman, Ingelheim, Germany; CUNY Graduate Center, New York, United States

Anna Maria Wilson, Scripps Institution of Oceanography, Center for Western Weather and Water Extremes (CW3E), La Jolla, CA, United States, Robert Cifelli, NOAA/ESRL Physical Sciences Laboratory, Boulder, CO, United States, Francisco Munoz-Arriola, Department of Biological Systems Engineering & School of Natural Resources, University of Nebraska-Lincoln, Lincoln, NE, United States, Julie A. Vano, Aspen Global Change Institute, Basalt, CO, United States, Tye W Parzybok, DTN, LLC, Burnsville, MN, United States, Jason P Giovannettone, HydroMet, LLC, Alexandria, VA, United States and Alexis Dufour, San Francisco Public Utilities Commission, San Francisco, CA, United States

Elise C Osenga¹, James C Arnott¹, Julie A. Vano², John Katzenberger³ and Community Partners Team: Pitkin County, City of Aspen, ACES, CMC, (1)Aspen Global Change Institute, Washington, DC, United States, (2)Aspen Global Change Institute, Basalt, CO, United States, (3)Aspen Global Change Inst, Basalt, CO, United States

Marina M Timofeyeva-Livezey¹, Roger S Pulwarty², Valentina Moiseevna Khan³, Rupa Kumar Kolli⁴, Peer Hechler⁴, Anahit Hovsepyan⁵, Wilfran Moufouma-Okia⁵, Maxx Dilley⁴, Guillermo P Podesta⁶, G. Srinivasan⁷, Gideon Galu⁸, Mecklina Merchades BabyegeyaTanzania Meteorological Agency⁹ and Cong Nguyen Dinh¹⁰, (1)NOAA Washington DC, Washington, DC, United States, (2)NOAA, Boulder, CO, United States, (3)Hydro Meteorological Research Centre of the Russian Federation, Moscow, Russia, (4)World Meteorological Organization, Geneva, Switzerland, (5)WMO, Geneva, Switzerland, (6)Univ Miami / RSMAS, Miami, FL, United States, (7)RIMES, Pathumthani, Thailand, (8)FEWS NET, Nairobi, Kenya, (9)Tanzania Meteorological Agency, Dar Es Salam, Tanzania, (10)Mekong River Commission, Vientiane, Laos

Alyssa Rosemartin¹, Theresa M Crimmins¹, Katharine Gerst², Erin Posthumus¹, Aaron Ramirez³, Cynthia Wallace⁴ and Toni Lyn Morelli⁵, (1)USA National Phenology Network, Tucson, AZ, United States, (2)University of Arizona, Tucson, AZ, United States, (3)Reed College, Portland, United States, (4)USGS Arizona Water Science Center, Tucson, AZ, United States, (5)US Geological Survey, Northeast Climate Adaptation Science Center, Amherst, MA, United States

Claire Cerne, College of Wooster, Wooster, OH, United States, Julia Pearson, The College of Wooster, Earth Sciences, Wooster, OH, United States, Gregory C Wiles, The College Wooster, Earth Sciences, Wooster, OH, United States, Benjamin Gaglioti, University of Alaska, Fairbanks, Institute of Northern Engineering, Fairbanks, AK, United States, Arianna Lapke, HIA Environmental, Hoonah, AK, United States and Nicholas Wiesenberg, College of Wooster, Wooser, United States

Donna Hauser¹, Alex Whiting², Andrew R Mahoney³, John Goodwin⁴, Cyrus Harris⁴, Robert E Schaeffer⁴, Roswell Schaeffer Sr.⁴, Nathan Laxague⁵, Ajit Subramaniam⁵, Carson Witte⁵, Sarah Betcher⁶, Jessica Lindsay⁷ and Christopher J Zappa⁵, (1)University of Alaska Fairbanks, Fairbanks, AK, United States, (2)Native Village of Kotzebue, Kotzebue, AK, United States, (3)University of Alaska Fairbanks, Geophysical Institute, Fairbanks, AK, United States, (4)Community of Kotzebue, Kotzebue, United States, (5)Columbia University, Lamont-Doherty Earth Observatory, Palisades, NY, United States, (6)Farthest North Films, Homer, United States, (7)University of Washington Seattle Campus, Seattle, United States

Caitlin Simpson¹, Chelsea Combest-Friedman¹, Sean Bath² and Ariela Zycherman³, (1)NOAA Climate Program Office, Silver Spring, MD, United States, (2)UCAR, Silver Spring, United States, (3)NOAA, Climate Program Office, Silver Spring, MD, United States

Katrina E Bennett¹, Joel C Rowland², Aubrey L Dugger³, Vladimir A Alexeev⁴, Alec P Bennett¹, Bob Bolton¹, Diana L Bull⁵, Jessica E Cherry⁶, Ethan Coon², Carl Dierking⁷, Hajo Eicken⁸, Meredydd Evans⁹, Forrest M. Hoffman¹⁰, Benjamin M Jones^1,11, Nicole Jeffery², Jitendra Kumar¹², Olivia Astillero Lee¹, Emily Niebuhr¹³, Anastasia Piliouras², Jon Schwenk¹⁴, Kurt Solander¹⁵ and David P Streubel¹⁶, (1)University of Alaska Fairbanks, Fairbanks, AK, United States, (2)Los Alamos National Laboratory, Los Alamos, NM, United States, (3)National Center for Atmospheric Research, Boulder, CO, United States, (4)Univ Alaska Fairbanks, Fairbanks, AK, United States, (5)Sandia National Laboratories, Albuquerque, NM, United States, (6)National Weather Service, Alaska Pacific River Forecast Center, Anchorage, United States, (7)University of Alaska Fairbanks, Geographic Information Network of Alaska, Fairbanks, AK, United States, (8)University of Alaska Fairbanks, International Arctic Research Center, Fairbanks, AK, United States, (9)Pacific Northwest National Laboratory, Joint Global Change Research Institute, Richland, WA, United States, (10)Oak Ridge National Laboratory, Computational Sciences & Engineering Division and Climate Change Science Institute, Oak Ridge, TN, United States, (11)U.S. Geological Survey, Anchorage, AK, United States, (12)Oak Ridge National Laboratory, Oak Ridge, TN, United States, (13)NOAA Arctic Testbed & Proving Ground, Anchorage, United States, (14)Los Alamos National Laboratory, Earth and Environmental Sciences, Los Alamos, NM, United States, (15)University California Irvine, Irvine, CA, United States, (16)NWS Alaska River Forecast Ctr, Hage, United States

Josheena Naggea, Stanford, CA, United States and Tim R McClanahan, Wildlife Conservation Society, Mombasa, Kenya

Zena N Grecni, Victoria W Keener and Wendy Miles, East-West Center, Honolulu, HI, United States

Laurna Kaatz, Denver Water, Denver, CO, United States, Julie A. Vano, Aspen Global Change Institute, Basalt, CO, United States, Abby Sullivan, Philadelphia Water Department, Climate Change Adaptation Program, Philadelphia, PA, United States, Keely Brooks, Southern Nevada Water Authority, Las Vegas, NV, United States, Mohammed Idris Mahmoud, Central Arizona Project, Phoenix, AZ, United States, Tirusew Asefa, Tampa Bay Water, Dunedin, FL, United States, Kavita Heyn, Portland Water Bureau, Portland, OR, United States and Alan Cohn, New York City DEP, New York, NY, United States

Joshua Jones, Geophysical Institute Fairbanks, Fairbanks, AK, United States, Matthew Druckenmiller, University of Colorado at Boulder, Boulder, United States, Hajo Eicken, University of Alaska Fairbanks, International Arctic Research Center, Fairbanks, AK, United States, Donna Hauser, International Arctic Research Center, Fairbanks, AK, United States and Craig George, North Slope Borough, Barrow, AK, United States

Blake McGhghy, American Association for the Advancement of Science, Washington, D.C., United States

Greg Wessel, Geology in the Public Interest, Vashon, WA, United States, Olof Taromi Sandström, Geological Survey of Sweden, Lund, Sweden and Chloe Hill, European Geosciences Union, Munich, Germany