Peer-reviewed Publications

  • G. Eirund, U. Lohmann, A. Possner (accepted): "Cloud ice processes enhance spatial scales of organisation in Arctic stratocumulus", Geophys. Res. Lett.
     

  • Bellouin, N., J. Quaas, E. Gryspeerdt, S. Kinne, P. Stier, D. Watson-Parris, O. Boucher, K. S. Carslaw, M. Christensen, A.-L. Daniau, J.-L. Dufresne, G. Feingold, S. Fiedler, P. Forster, A. Gettelman, J. M. Haywood, F. Malavelle, U. Lohmann, T. Mauritsen, D. T. McCoy, G. Myhre, J. Mülmenstädt, D. Neubauer, A. Possner, M. Rugenstein, Y. Sato, M. Schulz, S. E. Schwartz, O. Sourdeval, T. Storelvmo, V. Toll, D. Winker, and B. Stevens (2019): "Bounding global aerosol radiative forcing of climate change", Rev. Geophys., in press.
     

  • G. Eirund, A. Possner, U. Lohmann (2019): "Response of Arctic mixed-phase clouds to aerosol perturbations under different surface forcings", Atmos. Chem. and Phys., doi:10.5194/acp-19-9847-2019.
     

  • A. Possner, H. Wang, R. Wood, K. Caldeira, T. Ackerman (2018): "The efficacy of aerosol-cloud-radiative perturbations from near-surface emissions in deep open-cell stratocumulus", Atmos. Chem. and Phys., doi:10.5194/acp-18-17475-2018.
     

  • R. Stevens, K. Loewe, C. Dearden, A. Dimitrelos, A. Possner, G. K. Eirund, T. Raatikainen, A. Hill, B. J. Shipway, J. Wilkinson, S. Romakkaniemi, J. Tonttila, A. Laaksonen, H. Korhonen, P. Connolly, U. Lohmann, C. Hoose, A. M. L. Ekman, K. S. Carslaw, P. R. Field: "A model intercomparison of CCN-limited tenuous clouds in the high Arctic", Atmos. Chem. Phys., doi:10.5194/acp-18-11041-2018.
     

  • A. Possner & K. Caldeira (2017): "Geophysical potential for wind energy over the open oceans", PNAS, doi:10.1073/pnas.1705710114.
     

  • F. Glassmeier, A. Possner, B. Vogel, H. Vogel, U. Lohmann (2017): "A comparison of two chemistry and aerosol schemes on the regional scale and resulting impact on radiative properties and warm and cold aerosol-cloud interactions", Atm. Chem. Phys., doi:10.5194/acp-17-8651-2017.
     

  • A. Possner, A. Ekman, U. Lohmann (2017): "Cloud response and feedback processes in stratiform mixed-phase clouds perturbed by ship exhaust", Geophys. Res. Lett., doi:10.1002/2016GL071358.
     

  • A. Possner, E. Zubler, U. Lohmann, C. Schär (2016):"The resolution dependence of cloud effects and ship-induced aerosol-cloud interactions in marine stratocumulus", J. Geophys. Res., doi:10.1002/2015JD024685.
     

  • A. Possner, E. Zubler, U. Lohmann, C. Schär (2015):"Real-case simulations of aerosol cloud interactions in ship tracks over the Bay of Biscay", Atmos. Chem. and Phys., doi:10.5194/acp-15-2185-2015.
     

  • A. Possner,  E. Zubler, O. Fuhrer, U. Lohmann, C. Schär (2014):"A case study in modeling low-lying inversions and stratocumulus cloud cover in the Bay of Biscay", Weather and Forecasting, doi:10.1175/WAF-D-13-00039.1.

     

Other Publications

  • A. Possner, R. Eastman, F. Bender, F. Glassmeier (in review): "Deconvolution of Boundary Layer Depth and Aerosol Constraints on Cloud Water Path in Subtropical Stratocumuli", Atmos. Chem. and Phys. Disc., doi:10.5194/acp-2019-833.
     

  • A. Possner (2019): "Weak sensitivity of cloud water to aerosols", Nature News and Views, doi:10.1038/d41586-019-02287-z.
     

  • A. Possner (2014): "The Dynamics and Microphysics of Atmospheric Ship Tracks at the Mesoscale",  PhD Dissertation, Eidgenössische Technische Hochschule ETH Zürich, Nr. 22321.

 

Media Coverage/Outreach (selected)

  • Hessischer Rundfunk:"Why do we care about low clouds over the
    ocean?" (Filmed, Alle Wetter, 2019)
     

  • Washington Post: "There’s enough wind energy over the oceans to
    power human civilization, scientists say" (Chris Mooney, 2017).
     

  • IEEE Spectrum post: "Floating wind turbines on the high seas could
    produce massive amounts of power" (Peter Fairley, 2017).
     

  • Science Magazine: "Offshore wind farms have powerful advantage
    over land-based turbines, study finds" (Eli Kintisch, 2017).
     

  • Australian Academy of Science: "Powering the world with wind from
    the North Atlantic Ocean?" (Matthew Stocks, 2017)
     

  • A. Possner (2017): "Geophysical potential for wind energy over the
    open oceans", Youtube video of study.
     

  • A. Possner, N. Ban, H. Hassanzadeh, W. Langhans, D. Lüthi,
    J. Schmidli, C. Schär (2012): "Towards cloud-resolving climate
    simulations", Filmed poster presentation.

Selected Presentations

 

  • EAC, Gothenburg, Sweden 2019. "Processes Constraining Aerosol-Cloud Interactions of Arctic Mixed-Phase Clouds Inferred from High-Resolution Simulations of two Arctic Cases" (invited).
     

  • DLR General Seminar, Oberpfaffenhofen, Germany 2019. "Cloud-Scale Modelling of Aerosol-Cloud Interactions in Marine Stratocumuli: What we can learn from them and new questions they raise" (invited).
     

  • Understanding Clouds and Precipitation, Hamburg, Germany 2019. "Exploring Aerosol-Cloud Radiation Interactions in Deep Marine Stratocumulus Cloud Decks".
     

  • San Jose State University General Seminar, San Jose, USA, 2018: "Ship Tracks - What We Can Learn From Them About Aerosol-Cloud-Radiative Forcing" (invited).
     

  • AGU Annual Meeting, New Orleans, USA 2017. ``Geophysical Potential for Wind Energy over the Open Oceans" (invited).
     

  • AGU Annual Meeting, New Orleans, USA 2017. ``Efficacy of Cloud-Radiative Perturbations in Deep Open- and Closed-Cell Stratocumulus Clouds due to Aerosol Perturbations".
     

  • Stockholm University, Stockholm, Sweden 2017. ``Ship Tracks: A framework for ACI evaluation in marine stratocumulus" (invited).
     

  • Meteorology and Climate - Modeling for Air Quality 2015, UC Davis, Sacramento, USA. ``Ship tracks: a framework for ACI evaluation in warm-phase stratocumulus'' (invited).
     

  • Seminar talks at: Berkeley National Laboratory, Lawrence Livermore National Laboratory, Scripps San Diego, USA. ``Ship tracks: a framework for ACI evaluation in warm-phase stratocumulus''.
     

  • Symposium on coupled chemistry-meteorology/climate modeling 2015, WMO Headquarters in Geneva, Switzerland. ``Uncertainties in climate prediction: The influence of aerosol particles on clouds and climate''.
     

  • EGU General Assembly 2014, Vienna, Austria. ``Real Case Simulations of Aerosol-Cloud Interactions in Ship Tracks over the Bay of Biscay''.
     

  • AMS--94th Annual Meeting 2014, Atlanta, USA. ``A case study on Ship Tracks in the Bay of Biscay''.
     

  • EGU General Assembly 2013, Vienna, Austria. ``A Case-study in Forecasting Low-lying Inversions and Stratocumulus Cloud Cover in the Bay of Biscay''.

Courtesy: BBC Focus (February 2018)