A43M:
Processes Controlling Upper Troposphere / Lower Stratosphere Composition and Structure VI

Session ID#: 5265

Thursday, 18 December 2014: 1:40 PM-3:40 PM
3006 (Moscone West)
Chairs:  Troy D Thornberry, NOAA Chemical Sciences Laboratory, Boulder, United States and Neil Richard Peter Harris, Cranfield University, Cranfield, United Kingdom
Primary Convener:  Ross J Salawitch, University of Maryland College Park, Department of Chemistry and Biochemistry, College Park, MD, United States
Co-conveners:  Troy D Thornberry, NOAA Chemical Sciences Laboratory, Boulder, United States and Neil Richard Peter Harris, Cranfield University, Cranfield, United Kingdom
OSPA Liaison:  Ross J Salawitch, University of Maryland College Park, Department of Chemistry and Biochemistry, College Park, MD, United States
Index Terms:

0340 Middle atmosphere: composition and chemistry [ATMOSPHERIC COMPOSITION AND STRUCTURE]
0341 Middle atmosphere: constituent transport and chemistry [ATMOSPHERIC COMPOSITION AND STRUCTURE]
0365 Troposphere: composition and chemistry [ATMOSPHERIC COMPOSITION AND STRUCTURE]
0368 Troposphere: constituent transport and chemistry [ATMOSPHERIC COMPOSITION AND STRUCTURE]
Virtual Option?: No

Abstracts Submitted to this Session:

Low Ozone and High Mixing Ratios of Long-Lived Trace Gases in the Tropical Tropopause Layer over the Western Pacific (26256)
Eric J Hintsa1,2, Fred L Moore2,3, Geoffrey S Dutton2,4, Brad David Hall5, Alexander Haugstad2, Audra McClure-Begley4,6, Jon David Nance2,3, James W Elkins2, Ru-Shan Gao7, Andrew W Rollins4,8, Troy D Thornberry8,9, Laurel A Watts2,9, Bruce C Daube10, Jasna V. Pittman11, Steven C Wofsy11, Teresa Lynn Campos12, Cameron R Homeyer13, Shawn Bryan Honomichl14, Laura Pan15 and Andrew John Weinheimer16, (1)NOAA, Global Monitoring Division, Boulder, United States, (2)NOAA/ESRL, Boulder, CO, United States, (3)Cooperative Institute for Research in Environmental Sciences, Boulder, United States, (4)Cooperative Institute for Research in Environmental Sciences, Boulder, CO, United States, (5)NOAA/ESRL, Global Monitoring Laboratory, Boulder, United States, (6)NOAA/ESRL Global Monitoring Division, Boulder, CO, United States, (7)NOAA Chemical Sciences Laboratory, Boulder, United States, (8)NOAA ESRL, Chemical Sciences Laboratory, Boulder, United States, (9)Cooperative Institute for Research in Environmental Sciences, University of Colorado Boulder, Boulder, CO, United States, (10)Harvard University, John A. Paulson School of Engineering and Applied Sciences, Cambridge, United States, (11)Harvard University, Harvard John A. Paulson School of Engineering and Applied Sciences, Cambridge, United States, (12)National Center for Atmospheric Research, Atmospheric Chemistry Observations & Modeling Laboratory, Boulder, United States, (13)University of Oklahoma, School of Meteorology, Norman, OK, United States, (14)National Center for Atmospheric Research, Boulder, CO, United States, (15)National Center for Atmospheric Research, Atmospheric Chemistry Observations & Modeling, Boulder, United States, (16)National Center for Atmospheric Research, Atmospheric Chemistry Observations and Modeling Laboratory, Boulder, United States
Model analysis of the tropospheric ozone trend over Reunion Island from 1992 to 2011 (12734)
Junhua Liu1, Jose M Rodriguez2, Anne W Thompson2, Anne R Douglass2, Mark A Olsen3, Stephen D Steenrod4 and Jennifer A Logan5, (1)NASA GSFC/USRA GESTAR, Greenbelt, MD, United States, (2)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (3)Morgan State University/NASA GSFC, Greenbelt, MD, United States, (4)NASA GSFC/USRA GESTAR, Greenbelt, United States, (5)Harvard Univ, Cambridge, MA, United States
Examining the Oxidative Capacity of the Troposphere in the Remote Tropical Western Pacific Using Measurements from CONTRAST (17108)
Julie M Nicely1, Daniel C Anderson1, Timothy P Canty2, Ross J Salawitch3, Glenn Wolfe4, Eric C Apel5, Elliot L Atlas6, Nicola J Blake7, James F Bresch8, Teresa Lynn Campos9, Samuel R Hall10, Thomas F Hanisco4, Cameron R Homeyer11, Shawn Bryan Honomichl12, Rebecca S Hornbrook9, Jorgen B Jensen12, Douglas Edward Kinnison13, J F Lamarque12, Laura Pan14, Daniel D Riemer15, Kirk Ullmann9 and Andrew John Weinheimer16, (1)University of Maryland College Park, College Park, MD, United States, (2)University of Maryland, College Park, Department of Atmospheric and Oceanic Science, College Park, United States, (3)University of Maryland College Park, Department of Chemistry and Biochemistry, College Park, MD, United States, (4)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (5)National Center for Atmospheric Research, Atmospheric Chemistry Observations and Modeling, Boulder, United States, (6)University of Miami, Miami, United States, (7)University of California Irvine, Department of Chemistry, Irvine, United States, (8)National Center for Atmospheric Research (NCAR), Mesoscale & Microscale Meteorology Lab, Boulder, CO, United States, (9)National Center for Atmospheric Research, Atmospheric Chemistry Observations & Modeling Laboratory, Boulder, United States, (10)National Center for Atmospheric Research (NCAR), Atmospheric Chemistry Observations and Modeling Laboratory, Boulder, United States, (11)University of Oklahoma, School of Meteorology, Norman, OK, United States, (12)National Center for Atmospheric Research, Boulder, CO, United States, (13)National Center for Atmospheric Research (NCAR), Atmospheric Chemistry Observations & Modeling Laboratory (ACOM), Boulder,CO, United States, (14)National Center for Atmospheric Research, Atmospheric Chemistry Observations & Modeling, Boulder, United States, (15)University Miami, Miami, FL, United States, (16)National Center for Atmospheric Research, Atmospheric Chemistry Observations and Modeling Laboratory, Boulder, United States
Modeling the Formation of Tropical Rings of Atomic Bromine and Iodine (Invited) (9447)
Alfonso Saiz-Lopez1, Rafael Fernandez2, Ross J Salawitch3, Douglas Edward Kinnison4, J F Lamarque5, Carlos Ordoñez2, Juan Martin2 and Simone Tilmes6, (1)Institute of Physical Chemistry Blas Cabrera, CSIC, Department of Atmospheric Chemistry and Climate, Madrid, Spain, (2)Institute of Physical Chemistry Rocasolano, CSIC, Madrid, Spain, (3)University of Maryland College Park, Department of Chemistry and Biochemistry, College Park, MD, United States, (4)National Center for Atmospheric Research (NCAR), Atmospheric Chemistry Observations & Modeling Laboratory (ACOM), Boulder,CO, United States, (5)National Center for Atmospheric Research, Boulder, CO, United States, (6)NSF National Center for Atmospheric Research, Atmospheric Chemistry Observations and Modeling Laboratory, Boulder, United States
Organic Halogen and Related Trace Gases in the Tropical Atmosphere: Results from Recent Airborne Campaigns Over the Pacific (22128)
Elliot L Atlas1, Maria A Navarro2, Valeria Donets2, Sue Schauffler3, Richard Lueb2,4, Roger Hendershot4, Steve Gabbard3, Rebecca S Hornbrook5, Eric C Apel5, Daniel D Riemer2, Laura Pan6, Ross J Salawitch7, Julie M Nicely8, Stephen A Montzka9, Benjamin R Miller9,10, Fred L Moore9,11, James W Elkins9, Eric J Hintsa9,12, Teresa Lynn Campos5, Birgit Quack13, Xiaorong Zhu2 and Leslie Pope2, (1)University of Miami, Miami, United States, (2)University of Miami, Miami, FL, United States, (3)National Center for Atmospheric Research, Boulder, CO, United States, (4)National Center for Atmospheric Research, Boulder, United States, (5)National Center for Atmospheric Research, Atmospheric Chemistry Observations & Modeling Laboratory, Boulder, United States, (6)National Center for Atmospheric Research, Atmospheric Chemistry Observations & Modeling, Boulder, United States, (7)University of Maryland College Park, Department of Chemistry and Biochemistry, College Park, MD, United States, (8)University of Maryland, College Park, United States, (9)NOAA/Earth System Research Lab, Boulder, CO, United States, (10)Cooperative Institute for Research in Environmental Sciences, Boulder, CO, United States, (11)Cooperative Institute for Research in Environmental Sciences, Boulder, United States, (12)NOAA, Global Monitoring Division, Boulder, United States, (13)GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany
Bromine Chemistry in the Tropical UTLS during the 2011, 2013 and 2014 ATTREX Experiments (23000)
Jochen Stutz1, Max Spolaor2, James Festa2, Jui Yi Tsai2, Santo F Colosimo2, Ross Cheung2, Bodo Werner3, Tim Deutschmann3, Lisa Scalone3, Rasmus Raecke4, Ugo Tricoli3, Klaus Pfeilsticker3, Maria A Navarro5 and Elliot L Atlas6, (1)University of California Los Angeles, Atmospheric and Oceanic Sciences, Los Angeles, CA, United States, (2)University of California Los Angeles, Los Angeles, CA, United States, (3)University of Heidelberg, Institut fuer Umweltphysik, Heidelberg, Germany, (4)Karlsruhe Institute of Technology, Institute for Meteorology and Climate Research (IMK-ASF), Karlsruhe, Germany, (5)University of Miami, Miami, FL, United States, (6)University of Miami, Miami, United States
IO in the Lower Stratosphere and Vertical Profiles over the Tropical Eastern and Western Pacific (29619)
Theodore Konstantinos Koenig1, Rainer M Volkamer2, Sunil Baidar3, Barbara Dix4, Mathew J Evans5, Lucy Carpenter6, Tomás Sherwen5, Douglas Edward Kinnison7, J F Lamarque8, Alfonso Saiz-Lopez9, Eric C Apel10, Rebecca S Hornbrook7, Elliot L Atlas11, Laura Pan12, Ross J Salawitch13 and The CONTRAST and TORERO Teams, (1)University of Colorado at Boulder, Department of Chemistry and Biochemistry, Boulder, CO, United States, (2)University of Colorado Boulder, Cooperative Institute for Research in Environmental Sciences (CIRES) and Department of Chemistry, Boulder, United States, (3)CIRES, University of Colorado Boulder/NOAA Chemical Sciences Laboratory, Boulder, CO, United States, (4)University of Colorado at Boulder, CIRES, Boulder, United States, (5)University of York, Wolfson Atmospheric Chemistry Laboratories, Department of Chemistry, York, United Kingdom, (6)Wolfson Atmospheric Chemistry Laboratories, Department of Chemistry, University of York, York, United Kingdom, (7)NCAR, Boulder, CO, United States, (8)National Center for Atmospheric Research, Boulder, CO, United States, (9)Spanish National Research Council, Department of Atmospheric Chemistry and Climate, Institute of Physical Chemistry Blas Cabrera (CSIC), Madrid, Spain, (10)National Center for Atmospheric Research, Atmospheric Chemistry Observations & Modeling Laboratory, Boulder, United States, (11)University of Miami, Miami, United States, (12)National Center for Atmospheric Research, Atmospheric Chemistry Observations & Modeling, Boulder, United States, (13)University of Maryland College Park, Department of Chemistry and Biochemistry, College Park, MD, United States
IODINE'S IMPACT ON TROPOSPHERIC OXIDANTS; A GLOBAL CTM EVALUATION WITHIN GEOS-CHEM (12819)
Tomás Sherwen, University of York, York, YO10, United Kingdom, Lucy Carpenter, Wolfson Atmospheric Chemistry Laboratories, Department of Chemistry, University of York, York, United Kingdom, Mathew J Evans, University of York, Wolfson Atmospheric Chemistry Laboratories, Department of Chemistry, York, United Kingdom, Rainer M Volkamer, University of Colorado Boulder, Cooperative Institute for Research in Environmental Sciences (CIRES) and Department of Chemistry, Boulder, United States, Barbara Dix, Cooperative Institute for Research in Environmental Sciences (CIRES), Boulder, United States and Alfonso Saiz-Lopez, Spanish National Research Council, Department of Atmospheric Chemistry and Climate, Institute of Physical Chemistry Blas Cabrera (CSIC), Madrid, Spain