A Millennium Symposium on Atmospheric Chemistry: Past, Present, and Future of Atmospheric Chemistry
12th Symposium on Global Change Studies and Climate Variations
    

Joint Session 1

 Global Climatology of Aerosols (Joint with the Millennium Symposium on Atmospheric Chemistry and the 12th Symposium on Global Change and Climate Variations)
 Organizer: Donald J. Wuebbles, Univ. of Illinois, Urbana, IL
8:15 AMJ1.1The GOCART Model Study of Aerosol Composition and Radiative Forcing  
Mian Chin, Georgia Tech, Atlanta, GA and NASA/GSFC, Greenbelt, MD; and P. Ginoux, B. Holben, M. D. Chou, S. Kinne, and C. Weaver
8:30 AMJ1.2Satellite Aerosol Climatology Using AVHRR Channel 1 and 2 Radiances: An Update of the GACP Algorithm  
Igor V. Geogdzhayev, Columbia University and NASA/GISS, New York, NY; and M. I. Mishchenko and W. B. Rossow
8:45 AMJ1.3Inference of aerosol optical depth over land through the retrieval of surface BRDF parameters from the AVHRR pathfinder atmosphere data set  
Kenneth R. Knapp, CIRA-NOAA/NESDIS/ORA, Camp Springs, MD; and L. L. Stowe
9:00 AMJ1.4Global Climatology of Aerosol Optical Thickness and Size for the Period of NOAA-9 Observations  
Michael I. Mishchenko, NASA/GISS, New York, NY; and I. V. Geogdzhayev
J1.5Discriminating dust and clouds using AVHRR data  
Qingyuan Han, GHCC, Huntsville, AL; and J. Chou, T. Berendes, and R. M. Welch
9:14 AMJ1.6Variability of Aerosol Properties as Determined by Long-term Surface Observations  
David J. Delene, CIRES/Univ. of Colorado, Boulder, CO; and J. A. Ogren
9:29 AMJ1.7Determination of an Asian dust radiative signature over the North Pacific Ocean and Hawaii from surface and satellite observations in UV and visible wavelengths  
Ana Lía Quijano, University of Colorado, Boulder, CO; and I. N. Sokolik, B. A. Bodhaine, E. G. Dutton, J. A. Ogren, and B. J. Huebert
9:44 AMJ1.8Characterizing the radiative effects of smoke from large scale vegetation fire events using radiometric surface observations, satellite retrievals and trajectory modeling  
Paul W. Stackhouse Jr., NASA/LRC, Hampton, VA; and S. J. Cox, M. Chiacchio, B. A. Baum, R. B. Pierce, and V. L. Harvey
9:59 AMCoffee Break  
10:00 AMExhibit Hours 10:00 a.m.–1:30 p.m.  
10:29 AMJ1.9Aerosol Climatology of the Pacific: Production, Transport, Evolution and Mixing Evident in Two Decades of Aerosol Measurements  
Antony D. Clarke, University of Hawaii, Honolulu, HI; and V. N. Kapustin
10:44 AMJ1.10A Summary and Comparison of Aerosol Properties Measured during Recent International Field Campaigns (ACE 1, ACE 2, TARFOX, and INDOEX)  
Patricia K. Quinn, NOAA/ERL/PMEL, Seattle, WA; and T. S. Bates, D. J. Coffman, D. S. Covert, P. Sheridan, J. Livingston, and P. Durkee
10:59 AMJ1.11Possible effects of aerosol-induced ice clouds  
Ulrike Lohmann, Dalhousie University, Halifax, NS, Canada
11:14 AMJ1.12Characterization of the optical properties of irregular mineral dust aggregates combining individual particle analysis and modeling  
Olga V. Kalashnikova, University of Colorado, Boulder, CO; and I. N. Sokolik and J. R. Anderson
11:29 AMJ1.13Derivation of surface and TOA direct radiative forcing due to boreal forest fires using satellite retrievals and surface observations  
Stephen J. Cox, AS&M, Hampton, VA; and P. W. Stackhouse, B. A. Baum, and M. Chiacchio
11:44 AMJ1.14INDOEX Aerosol Optical Depths and Radiative Forcing Derived from AVHRR  
W. R. Tahnk, Oregon State University, Corvallis, OR; and J. A. Coakley
11:59 AMLunch Break  
1:29 PMJ1.15Limits to the Aerosol Indirect Radiative Forcing Derived from Observations of Ship Tracks  
James A. Coakley Jr., Oregon State University, Corvallis, OR; and C. D. Walsh
1:44 PMJ1.16A COMPARISON OF SURFACE OBSERVATIONS AND ECHAM4-GCM EXPERIMENTS AND ITS RELEVANCE TO THE INDIRECT AEROSOL EFFECT  
Beate G. Liepert, Lamont-Doherty Earth Observatory of Columbia University, Palisades, NY
J1.17Role of Sulfate Aerosols in Modifying the Regional Climate through Cloud-Mediated Radiative Forcing  
V.K. Saxena, North Carolina State University, Raleigh, NC; and S. Menon, P. Durkee, B. N. Wenny, and K. Nielsen
1:58 PMJ1.18Changes in the vertical temperature structure associated with carbonaceous aerosols  
Yang Zhang, University of Michigan, Ann Arbor, MI; and J. E. Penner, C. C. Chuang, B. D. Santer, and K. Taylor

Thursday, 18 January 2001: 8:15 AM-2:15 PM

* - Indicates paper has been withdrawn from meeting

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