A006
Aircraft Engine Emissions Impacts on Air Quality, Cloud Formation, and Climate

Session ID#: 79581

Session Description:
Aviation emissions of particles and trace gases are unique in that they affect the quality of the surface air that we breathe, while also altering the composition of the upper troposphere to effect changes in contrail cirrus and climate. The importance of understanding these complex interactions is underscored by the continued rapid growth of the aviation sector, which is projected to increase markedly in coming decades. Yet, observational emissions data are limited for modern engines currently in service, and in-flight data are particularly sparse for aerosol-cloud interactions studies. Key challenges include linking emissions to fuel composition and combustor technology and quantifying the radiative and microphysical properties of contrail cirrus. This session synthesizes process-based implications of observations and models from recent satellite, airborne, ground-based, and test cell measurements of aerosol and trace gas emissions, contrail cirrus, and aviation’s impacts on air quality, human health, and Earth’s radiation and climate.
Index Terms:

0305 Aerosols and particles [ATMOSPHERIC COMPOSITION AND STRUCTURE]
0321 Cloud/radiation interaction [ATMOSPHERIC COMPOSITION AND STRUCTURE]
0345 Pollution: urban and regional [ATMOSPHERIC COMPOSITION AND STRUCTURE]
6344 System operation and management [POLICY SCIENCES & PUBLIC ISSUES]


Primary Convener:  Richard Moore, NASA Langley Research Center, Hampton, VA, United States
Conveners:  Christiane Voigt, German Aerospace Center DLR Oberpfaffenhofen, Institute of Atmospheric Physics, Oberpfaffenhofen, Germany, Richard C. Miake-Lye, Aerodyne Research Inc., Billerica, MA, United States and Lukas Durdina, ZHAW Zurich University of Applied Sciences, School of Engineering, Centre for Aviation, Winterthur, Switzerland
Primary Liaison:  Richard Moore, NASA Langley Research Center, Hampton, VA, United States
 
Mitigating the Climate Forcing of Aircraft Contrails by Small-Scale Diversions and Technology Adoption (496394)
Roger Teoh1, Ulrich Schumann2, Arnab Majumdar1 and Marc Emil John Stettler1, (1)Imperial College London, Department of Civil and Environmental Engineering, London, United Kingdom, (2)DLR, Oberpfaffenhofen, Germany
 
NASA Airborne Measurements of Aircraft Emission and Contrails (Invited) (498658)
Bruce E Anderson, NASA Langley Research Center, Hampton, VA, United States
 
Measurement of Emissions from Jet Engines and Other Combustion Sources Using the Engine Soot Compliance Monitor (ESCoM) (500018)
Andrew Freedman1, Timothy Bruce Onasch2, Fred Bacon1, William Brown1, Richard C. Miake-Lye1 and Zhenhong Yu1, (1)Aerodyne Research Inc., Billerica, MA, United States, (2)Aerodyne Research, Inc., Billerica, MA, United States
 
Impact of alternative jet fuels on aircraft particle and trace gas emissions in cruise (501915)
Daniel N Sauer1, Hans Schlager1, Bruce E Anderson2, Richard Moore2, Patrick LeClercq3, Christiane Voigt1, Tiziana Bräuer1, Ewan Crosbie4, Christopher Heckl1, Stefan Kaufmann1, Claire E Robinson4, Monika Scheibe1, Tobias Schripp3, Michael Shook2, Kenneth Lee Thornhill II2, Edward Winstead4, Luke D Ziemba2 and ECLIF-NDMAX Team, (1)German Aerospace Center DLR Oberpfaffenhofen, Institute of Atmospheric Physics, Oberpfaffenhofen, Germany, (2)NASA Langley Research Center, Hampton, VA, United States, (3)German Aerospace Center DLR Stuttgart, Institute of Combustion Technology, Stuttgart, Germany, (4)Science Systems and Applications, Inc., Hampton, VA, United States
 
Non-Volatile Particulate Matter Emission Measurements of In-Service Commercial Turbofan Engines: A Comparison with Estimates Using Certified Emissions of New Engines (505758)
Lukas Durdina, Jacinta Edebeli, Curdin Spirig and Julien Anet, ZHAW Zurich University of Applied Sciences, School of Engineering, Centre for Aviation, Winterthur, Switzerland
 
Airborne Measurements of Ice Particle Concentrations in Contrails (533311)
Tiziana Bräuer1, Christiane Voigt1, Stefan Kaufmann1, Daniel N Sauer1, Hans Schlager1, Jonas Kleine1, Valerian Hahn1, Monika Scheibe1, Christopher Heckl1, Tina Jurkat1, Yvonne Boose1, Marina Schimpf1, Manuel Moser1, Michael Shook2, Richard Moore2, Patrick LeClercq3 and Bruce Anderson2, (1)German Aerospace Center DLR Oberpfaffenhofen, Institute of Atmospheric Physics, Oberpfaffenhofen, Germany, (2)NASA Langley Research Center, Hampton, VA, United States, (3)German Aerospace Center DLR Stuttgart, Institute of Combustion Technology, Stuttgart, Germany
 
In situ observations of contrail ice and soot particles during the vortex phase: Ice formation and sublimation mechanisms (534974)
Jonas Kleine1, Christiane Voigt1, Daniel N Sauer1, Hans Schlager1, Monika Scheibe1, Tina Jurkat1, Stefan Kaufmann1, Bernd Karcher1 and Bruce Anderson2, (1)German Aerospace Center DLR Oberpfaffenhofen, Institute of Atmospheric Physics, Oberpfaffenhofen, Germany, (2)NASA Langley Research Center, Hampton, VA, United States
 
Perturbation of natural cirrus due to contrail formation within cirrus (535583)
Pooja Verma, Ludwig Maximilians University of Munich, Munich, Germany and Ulrike Burkhardt, German Aerospace Center DLR Oberpfaffenhofen, Oberpfaffenhofen, Germany
 
Climate Impact of Contrail Cirrus: Future Development and Mitigation (Invited) (538700)
Ulrike Burkhardt1, Andreas Bier1 and Lisa Bock2, (1)German Aerospace Center DLR Oberpfaffenhofen, Oberpfaffenhofen, Germany, (2)German Aerospace Center DLR Cologne, Cologne, Germany
 
Effect of alternative fuels on aircraft emissions: Fuel strategy and characterization (541233)
Patrick LeClercq1, Bastian Rauch1, Uwe Bauder2, Patrick Oßwald1, Thomas Mosbach1, Rina van der Westhuizen3, Victor Burger3, Carl Viljoen3, Hans Schlager4, Christiane Voigt5 and Bruce Anderson6, (1)German Aerospace Center DLR Stuttgart, Institute of Combustion Technology, Stuttgart, Germany, (2)German Aerospace Center DLR,Stuttgart, Institute of Combustion Technology, Stuttgart, Germany, (3)SASOL, Energy Technology, Sasolburg, South Africa, (4)Institute of Atmospheric Physics, Oberpfaffenhofen, Germany, (5)German Aerospace Center DLR Oberpfaffenhofen, Institute of Atmospheric Physics, Oberpfaffenhofen, Germany, (6)NASA Langley Research Center, Hampton, VA, United States
 
Comparison of Aircraft Engine Particle Emissions at Cruise Altitude and at the Ground: Observations from ACCESS and ECLIF-II / ND-MAX (544369)
Richard Moore1, Kenneth Lee Thornhill II1, Daniel N Sauer2, Hans Schlager3, Christiane Voigt4, Bernadett Weinzierl5, Ewan Crosbie6, Claire E Robinson7, Michael Shook1, Edward Winstead7, Luke D Ziemba1, Tobias Schripp8, Patrick Oßwald8, Markus Köhler8, Andrew Freedman9, Zhenhong Yu9, Richard C. Miake-Lye9, Joel Corbin10, Prem Lobo11, Gregory Smallwood12, Philip Douglas Whitefield13, Max Trueblood14, Steven Achterberg15, Wenyan Liu16, Patrick LeClercq8, Bruce E Anderson1 and ECLIF-II / ND-MAX Science Team, (1)NASA Langley Research Center, Hampton, VA, United States, (2)German Aerospace Center (DLR) Oberpfaffenhofen, Institute of Atmospheric Physics, Wessling, Germany, (3)Institute of Atmospheric Physics, Oberpfaffenhofen, Germany, (4)German Aerospace Center DLR Oberpfaffenhofen, Institute of Atmospheric Physics, Oberpfaffenhofen, Germany, (5)University of Vienna, Faculty of Physics, Vienna, Austria, (6)University of Arizona, Tucson, AZ, United States, (7)Science Systems and Applications, Inc., Hampton, VA, United States, (8)German Aerospace Center DLR Stuttgart, Institute of Combustion Technology, Stuttgart, Germany, (9)Aerodyne Research Inc., Billerica, MA, United States, (10)National Research Council Canada, Ottawa, ON, Canada, (11)National Research Council Canada, Ottawa, Canada, (12)NRC-Canada, Metrology, Ottawa, Canada, (13)Missouri University of Science and Technology, Rolla, MO, United States, (14)Missouri University of Science and Technology, Chemistry, Rolla, MO, United States, (15)missouri University of Science and Technology, Chemistry, Rolla, MO, United States, (16)Missouri University of Science and Technology, Center for Research in Energy and Environment, Rolla, MO, United States
 
Reducing Uncertainty in Contrail Climate Impacts by Constraining Contrail Ice Optical Properties. (556877)
Inés Sanz-Morère, Sebastian David Eastham, Raymond L Speth and Steven R H Barrett, Massachusetts Institute of Technology, Aeronautics and Astronautics, Cambridge, MA, United States
 
Database construction of gas and heat emissions for all the aircrafts departing and arriving at Tokyo International Airport and its impact on urban climate (563155)
Satoshi Kondo, Tokyo University of Science, Department of Civil Engineering, Noda-city, Chiba, Japan and Makoto Nakayoshi, Tokyo University of Science, Tokyo, Japan
 
Throwing a Glance at Nonvolatile PM Emissions from Unregulated Aircraft Engines: Particle Mass, Number and Particle Size Distributions (571781)
Julien Anet, Lukas Durdina, Jacinta Edebeli and Curdin Spirig, ZHAW Zurich University of Applied Sciences, School of Engineering, Centre for Aviation, Winterthur, Switzerland
 
Application of alternative jet fuels to improve local air quality at airports: Results from ground-based measurements (573147)
Tobias Schripp1, Patrick Oßwald1, Markus Köhler1, Prem Lobo2, Joel Corbin3, Gregory Smallwood4, Bruce Anderson5, Richard C. Miake-Lye6, Zhenhong Yu6 and Andrew Freedman6, (1)German Aerospace Center DLR Stuttgart, Institute of Combustion Technology, Stuttgart, Germany, (2)National Research Council Canada, Ottawa, Canada, (3)National Research Council Canada, Ottawa, ON, Canada, (4)NRC-Canada, Metrology, Ottawa, Canada, (5)NASA Langley Research Center, Hampton, VA, United States, (6)Aerodyne Research Inc., Billerica, MA, United States
 
Radiative Forcing and Rapid Atmospheric Adjustments Induced by Contrail Cirrus (578326)
Marius Bickel1, Michael Ponater2, Lisa Bock2, Ulrike Burkhardt3 and Svenja Reineke4, (1)Weßling, Bavaria, Germany, (2)German Aerospace Center DLR Cologne, Cologne, Germany, (3)German Aerospace Center DLR Oberpfaffenhofen, Oberpfaffenhofen, Germany, (4)DLR, Weßling, Germany
 
Synoptic control of contrail formation and contrail cirrus life cycles (582560)
Andreas Bier1 and Ulrike Burkhardt1,2, (1)German Aerospace Center DLR Oberpfaffenhofen, Oberpfaffenhofen, Germany, (2)Institute of Atmospheric Physics, Weßling, Germany
 
Mode Specified Semi-Volatile Chemical Composition in Particulate Matter Emissions from a Commercial Gas Turbine Aircraft Engine (584548)
Zhenhong Yu1, Michael T. Timko2, Scott C. Herndon3, Richard C. Miake-Lye1, Andreas Joel Beyersdorf4, Luke D Ziemba4, Edward Winstead5 and Bruce Anderson4, (1)Aerodyne Research Inc., Billerica, MA, United States, (2)WPI, Worcester, United States, (3)Aerodyne Research Inc, Billerica, MA, United States, (4)NASA Langley Research Center, Hampton, VA, United States, (5)Science Systems and Applications, Inc., Hampton, VA, United States
 
Changes in Aircraft Emissions Impacts due to Subgrid-Scale Plume Processes (590342)
Thibaud Fritz, Sebastian David Eastham, Raymond L Speth and Steven R H Barrett, Massachusetts Institute of Technology, Aeronautics and Astronautics, Cambridge, MA, United States
 
VAriable Response In Aircraft nvPM Testing (VARIAnT) (604439)
Timothy Bruce Onasch1, Robert Giannelli2, Jeffrey Stevens2, Cullen Leggett3, Robert Howard4, Mary Forde4, Alla Zelenyuk5, Kaitlyn Suski5, Greg Payne6, Julien Manin6, Richard Frazee7, Andrew Freedman1, Richard C. Miake-Lye1, David Kittelson8, Madhu Singh9, Randy L Vander Wal10 and Jacob Swanson11, (1)Aerodyne Research Inc., Billerica, MA, United States, (2)2, U. S. Environmental Protection Agency National Vehicle and Fuel Emissions Laboratory [NVFEL], Ann Arbor, United States, (3)2, U. S. Environmental Protection Agency National Vehicle and Fuel Emissions Laboratory (NVFEL), Ann Arbor, United States, (4)U. S. Air Force, Arnold Engineering Development Complex (AEDC), Tullahoma, United States, (5)Pacific Northwest National Laboratory, Richland, WA, United States, (6)Artium Technologies Inc., Sunnyvale, United States, (7)Singularity Scientific Consulting Services, LLC, Whitmore Lake, United States, (8)University of Minnesota - Department of Mechanical Engineering, Minneapolis, United States, (9)Penn State - College of Earth and Mineral Sciences, State College, United States, (10)Pennsylvania State University Main Campus, University Park, PA, United States, (11)Minnesota State University - Mankato, Mankato, United States
 
The role of aviation and intercontinental transport in local air quality (608071)
Sebastian David Eastham1, Guillaume Chossiere1, Raymond L Speth2 and Steven R H Barrett2, (1)Massachusetts Institute of Technology, Cambridge, MA, United States, (2)Massachusetts Institute of Technology, Aeronautics and Astronautics, Cambridge, MA, United States
 
Monitoring and modeling of ambient ultrafine particle concentrations along a runway trajectory near a major airport (609981)
Kevin Lane1, Matthew Simon2, Chloe Kim1, Claire Schollaert1 and Jonathan I. Levy1, (1)Boston University School of Public Health, Department of Environmental Health, Boston, MA, United States, (2)Boston University School of Public Health, Environmental Health, Boston, MA, United States
 
Levering thousands of contrail observations from GLOBE Citizen Scientists (611549)
Marile Colon-Robles1, Tina M Rogerson1, Helen Amos2, Jessica Taylor3 and Tina Harte4, (1)Science Systems and Applications, Inc. Hampton, Hampton, VA, United States, (2)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (3)NASA Langley, Newport News, VA, United States, (4)NASA Langley Research Center, Hampton, VA, United States
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