Chairs: Mark Flanner, University of Michigan, Department of Climate and Space Sciences and Engineering, Ann Arbor, United States and Thomas H Painter, NASA Jet Propulsion Laboratory, Pasadena, CA, United States
Primary Convener: Dr. McKenzie Skiles, PhD, University of California Los Angeles, Los Angeles, CA, United States
Co-conveners: Thomas H Painter, NASA Jet Propulsion Laboratory, Pasadena, CA, United States, John Faulkner Burkhart, University of Oslo, Oslo, Norway and Mark Flanner, University of Michigan, Department of Climate and Space Sciences and Engineering, Ann Arbor, United States
OSPA Liaison: Dr. McKenzie Skiles, PhD, University of California Los Angeles, Los Angeles, CA, United States
Annual Patterns and Sources of Light-Absorbing Aerosols over Central Greenland (12905)
Jason Hu1, Michael Howard Bergin1, Jack E Dibb2, Patrick J Sheridan3 and John A Ogren4, (1)Georgia Institute of Technology Main Campus, Atlanta, GA, United States, (2)University of New Hampshire, Institute for the Study of Earth, Oceans, and Space, Durham, United States, (3)NOAA Boulder, ESRL Global Monitoring Division, Boulder, CO, United States, (4)NOAA Boulder, Boulder, CO, United States
SAGE 2014: Spatial and Seasonal Variability in the Accumulation of Black Carbon and Soluble Ions in the Snow Pack in Northwest Greenland. (13536)
Jack E Dibb1, Chris Polashenski2,3, Zoe Courville4, Michael C. Stewart1, Lauren Brett Farnsworth5 and Carolyn Stwertka3, (1)Earth Systems Research Center, EOS/UNH, Durham, NH, United States, (2)USACE-CRREL, Alaska Projects Office, Ft. Wainwright, United States, (3)Thayer School of Engineering,Dartmouth College, Hanover, NH, United States, (4)USACE-CRREL, Hanover, NH, United States, (5)Dept. Earth Sciences, Dartmouth College, Hanover, NH, United States
Changes in Snow Albedo Resulting from Snow Darkening Caused by Black Carbon (15858)
Jessica Engels1,2, Silvia Kloster1 and Quentin Bourgeois3,4, (1)Max Planck Institute for Meteorology, Hamburg, Germany, (2)International Max Planck Research School on Earth System Modelling, Hamburg, Germany, (3)Center for Climate Systems Modeling, Institute for Atmospheric and Climate Science, ETH Zürich, Zurich, Switzerland, (4)Institute of Environmental Engineering, Ecole Polytechnique Fédérale de Lausanne, Lausanne, Switzerland
Atmospheric Black Carbon Concentrations in the Finnish Arctic over Five Decades: Comparisons between measurements and model (16110)
Liaquat Husain1, Vincent A Dutkiewicz1, Anthony Dejulio1,2, James Laing3, Philip K Hopke4, Ragnhild B Skeie5, Yrjo Viisanen6 and Jussi Paatero6, (1)Atmospheric Sciences Research Center,, SUNY Albany, Albany, NY, United States, (2)Department of Environmental Health sciences, SUNY Albany, Albany, NY, United States, (3)Clarkson University, Center for Air Resouces Engineering and Science, Potsdam, NY, United States, (4)Clarkson Univ, Potsdam, NY, United States, (5)CICERO Center for International Climate Research, Oslo, Norway, (6)Finnish Meteorological Institute, Helsinki, Finland
Bimodal Albedo Distributions in the Ablation Zone of the Southwestern Greenland Ice Sheet (9272)
Samiah Moustafa, Brown University, Providence, RI, United States, Asa K Rennermalm, Rutgers University, Geography, New Brunswick, United States, Laurence C Smith, Brown University, Institute at Brown for Environment and Society (IBES); Department of Earth, Environmental, and Planetary Sciences (DEEPS), Providence, RI, United States, Mark A Miller, Rutgers University New Brunswick, New Brunswick, United States, John Mioduszewski, University of Wisconsin - Madison, Center for Climatic Research, Madison, WI, United States and Lora Koenig, Lockheed Martin Space, Denver, CO, United States
A 2800-year Siberian ice core record of vanillic acid and p-hydroxybenzoic acid (20664)
Mackenzie Grieman, University of California Irvine, Irvine, CA, United States, Eric S Saltzman, University of California Irvine, Department of Earth System Science, Irvine, CA, United States, Joseph R McConnell, Desert Research Institute, Division of Hydrologic Science, Reno, United States, Diedrich Fritzsche, Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research Potsdam, Department of Periglacial Research, Potsdam, Germany and Thomas Opel, Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research, Department of Periglacial Research, Potsdam, Germany
Observations of atmospheric and snowpack chemistry in the summer on the Juneau Icefield (18140)
Jennifer Berry, University of Michigan, Ann Arbor, MI, United States, Chelsea R Thompson, University of Colorado at Boulder, Institute of Arctic and Alpine Research, Boulder, CO, United States and Kerri Pratt, University of Michigan, Ann Arbor, United States
Radiative Forcing Effects Due to Black Carbon and Dust in the Atmosphere and Snow in the Western United States (9893)
Yuhao Mao1,2, Qinbin Li2,3, Kuo-Nan Liou2,3, Hong Liao1, Yu Gu4,5, Dr. Cenlin He2,3 and Li Zhang6, (1)State Key Laboratory of Atmospheric Boundary Layer Physics and Atmospheric Chemistry, Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing, China, (2)Department of Atmospheric and Oceanic Sciences, University of California, Los Angeles, CA, United States, (3)Joint Institute for Regional Earth System Science and Engineering, University of California, Los Angeles, CA, United States, (4)UCLA, Department of Atmospheric and Oceanic Sciences, Los Angeles, United States, (5)University of California, Los Angeles, Joint Institute for Regional Earth System Science and Engineering, Los Angeles, United States, (6)Department of Mechanical Engineering, University of Colorado, Boulder, CO, United States
Contributions of Fossil Fuel Combustion to Winter-time Arctic Aerosols (18520)
Tate Edward Barrett1, Sascha Usenko1,2, Eleanor Robinson1 and Rebecca J Sheesley1,3, (1)Baylor University, Institute of Ecological, Earth, and Environmental Sciences, Waco, TX, United States, (2)Baylor University, Environmental Sciences, Waco, TX, United States, (3)Baylor University, Environmental Science, Waco, TX, United States
Evolution of Black Carbon Optical Properties during Atmospheric Aging: Comparison Between Theoretical Calculations and Laboratory Experiments (10674)
Dr. Cenlin He1,2, Kuo-Nan Liou1,2, Yoshihide Takano1,3, Qinbin Li1,2, Ping Yang4 and Renyi Zhang5, (1)Department of Atmospheric and Oceanic Sciences, University of California, Los Angeles, CA, United States, (2)Joint Institute for Regional Earth System Science and Engineering, University of California, Los Angeles, CA, United States, (3)University of California Los Angeles, Joint Institute for Regional Earth System Science and Engineering, Los Angeles, CA, United States, (4)Texas A & M University, College Station, United States, (5)Texas A & M University, College Station, TX, United States
Spatially and Temporally Refined Sources of Black Carbon Aerosols in the Arctic in spring (19026)
Ling Qi1, Qinbin Li2, Yuhao Mao3, Yang Chen4, James Tremper Randerson4, Qiaoqiao Wang5 and Wei Min Hao6, (1)Univ of California Los Angeles, Los Angeles, CA, United States, (2)UCLA, Los Angeles, CA, United States, (3)University of California Los Angeles, Los Angeles, CA, United States, (4)University of California Irvine, Earth System Science, Irvine, CA, United States, (5)Harvard University, Cambridge, MA, United States, (6)Fire Sciences Laboratory, U.S. Forest Service, Missoula, MT, United States
Simulating black carbon and dust in snow and their climatic impact over Eurasia (19114)
Zhiyuan Hu1,2, Chun Zhao3, Jianping Huang1, Yun Qian2, L Ruby Leung2, Maoyi Huang4, Jiming Jin5 and Mark Flanner6, (1)LZU Lanzhou University, Lanzhou, China, (2)PNNL / Climate Physics, Richland, WA, United States, (3)University of Science and Technology of China, School of Earth and Space Sciences, Hefei, China, (4)Pacific Northwest National Laboratory, Richland, WA, United States, (5)Utah State University, Logan, UT, United States, (6)University of Michigan, Department of Climate and Space Sciences and Engineering, Ann Arbor, United States
Aromatic acids from biomass burning in the WAIS Divide ice core (29860)
Eric S Saltzman, University of California Irvine, Department of Earth System Science, Irvine, CA, United States, Mackenzie Grieman, University of California Irvine, Irvine, CA, United States, Joe McConnell, Desert Research Institute, Division of Hydrologic Science, Reno, United States and Jihong Cole-Dai, South Dakota State University, Department of Chemistry and Biochemistry, Brookings, SD, United States
Physical and Chemical Properties of Seasonal Snow and the Impacts on Albedo in New Hampshire, USA (13581)
Alden C Adolph, Dartmouth College, Thayer School of Engineering, Hanover, United States, Mary R Albert, Dartmouth College, Thayer School of Engineering, Hanover, NH, United States, Jacqueline Amante, University of New Hampshire, Institute for the Study of Earth, Oceans and Space, Durham, NH, United States and Jack E Dibb, University of New Hampshire, Institute for the Study of Earth, Oceans, and Space, Durham, United States
Ice core sulfur and methanesulfonic acid (MSA) records from southern Greenland document North American and European air pollution and suggest a decline in regional biogenic sulfur emissions. (26301)
Daniel R Pasteris, Desert Res Inst, Reno, NV, United States, Joseph R McConnell, Desert Research Institute, Division of Hydrologic Science, Reno, United States, John Faulkner Burkhart, Univ California, Atwater, CA, United States; University of Oslo, Oslo, Norway and Eric S Saltzman, University of California Irvine, Department of Earth System Science, Irvine, CA, United States
Assessing mining impacts from dust and black carbon on Arctic snow in Svalbard, Norway (14192)
Alia Lauren Khan, Institute of Arctic and Alpine Research, Boulder, CO, United States, Heidi M Dierssen, University of Connecticut, Department of Marine Sciences, Groton, United States, Dr. Joshua Peter Schwarz, PhD, NOAA, Chemical Sciences Laboratory, Boulder, United States, Yan Ding, Florida International University, Environmental Chemistry, Miami, FL, United States, Rudolf Jaffe, Florida International University, Southeast Environmental Research Center and Dept. of Chemistry and Biochemistry, Miami, FL, United States, Thomas H Painter, NASA Jet Propulsion Laboratory, Pasadena, CA, United States, Diane M McKnight, University of Colorado Boulder, Environmental Studies Department, Boulder, United States and Mark H Hermanson, University Centre in Svalbard, Arctic Technology, Longyearbyen, Norway
Online Aerosol Size and Composition Measurements in Coastal Antarctica (26953)
Peter F DeCarlo, Johns Hopkins University, Department of Environmental Health and Engineering, Balitmore, United States, Michael R Giordano, Drexel University, Department of Civil, Architectural, and Environmental Engineering, Philadelphia, PA, United States, Lars Kalnajs, University of Colorado, Boulder, CO, United States, Anita M Avery, Aerodyne Research Inc., Billerica, United States, Sean M Davis, University of Colorado / CIRES, Boulder, CO, United States, Terry Deshler, University of Wyoming, Laramie, United States and Prof. Darin W Toohey, PhD, Univ Colorado, Boulder, CO, United States
The distribution of PM2.5 in the Arctic and the impacts of deposited Black Carbon on snow albedo (31737)
Negin Sobhani1, Sarika Kulkarni1,2 and Gregory R Carmichael3, (1)University of Iowa--CGRER, Iowa City, IA, United States, (2)California Air Resources Board, Sacramento, United States, (3)The University of Iowa, Department of Chemical and Biochemical Engineering, Iowa City, United States
Snow Impurities on Central Asian Glaciers: Mineral Dust, Organic & Elemental Carbon (5170)
Julia Schmale1, Shichang Kang2, Richard Peltier3, Michael Sprenger4, Junming Guo2,5, Yang Li2,5 and Qianggong Zhang2,5, (1)Institute for Advanced Sustainability Studies, Potsdam, Germany, (2)State Key Laboratory of Cryospheric Sciences, Cold and Arid Regions Environmental and Engineering Research Institute (CAREERI), Chinese Academy of Sciences (CAS), Lanzhou, China, (3)University of Massachusetts, Environmental Health Sciences, Amherst, United States, (4)ETH Zurich, Institute for Atmospheric and Climate Science, Zurich, Switzerland, (5)Key Laboratory of Tibetan Environment Changes and Land Surface Processes, Institute of Tibetan Plateau Research, Chinese Academy of Sciences (CAS), Lanzhou, China
The impact of Saharan dust events on long-term glacier mass balance in the Alps (21521)
Andreas Bauder, Swiss Federal Institute of Technology Zurich, Zurich, Switzerland, Jeannette Gabbi, ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland, Matthias Huss, ETH Zurich, Laboratory of Hydraulics, Hydrology and Glaciology (VAW), Zurich, Switzerland and Margit Schwikowski, Paul Scherrer Institute, Villigen, Switzerland
The Snow Darkening Effect and the Simulation of Extremes over Eurasia (8039)
Dr. Teppei J Yasunari, PhD1,2, William K-M Lau3, Kyu-Myong Kim3 and Randal D Koster3, (1)Universities Space Research Association Greenbelt, Goddard Earth Sciences Technology and Research, Greenbelt, MD, United States, (2)NASA Goddard Space Flight Center, Greenbelt, United States, (3)NASA Goddard Space Flight Center, Greenbelt, MD, United States
Color of Greenland: Tracing the Dark Ice Exposed at the Ice Sheet Margin (23567)
Sarah E Starke1, Robin Elizabeth Bell2, Kirsty J Tinto2, Indrani Das1 and Gisela Winckler3, (1)Lamont -Doherty Earth Observatory, Palisades, NY, United States, (2)Lamont-Doherty Earth Observatory, Palisades, NY, United States, (3)Lamont-Doherty Earth Observatory of Columbia University, Palisades, United States
Investigating the Effect of Soot Emissions on Precipitation over Western CONUS Using WRF-Chem (26898)
Hsien-Liang Rose Tseng1, Kuo-Nan Liou1,2, Yu Gu3,4, Longtao Wu2,5 and Robert G Fovell1, (1)Department of Atmospheric and Oceanic Sciences, University of California, Los Angeles, CA, United States, (2)Joint Institute for Regional Earth System Science and Engineering, University of California, Los Angeles, CA, United States, (3)UCLA, Department of Atmospheric and Oceanic Sciences, Los Angeles, United States, (4)University of California, Los Angeles, Joint Institute for Regional Earth System Science and Engineering, Los Angeles, United States, (5)California Institute of Technology, Jet Propulsion Laboratory, Pasadena, United States
