Rieder, Harald

Currently I am a Postdoctoral Fellow (funded by the Swiss National Science Foundation) in the Department for Applied Physics and Applied Mathematics at Columbia University, New York

My new email is hr2302 <at> columbia <dot> edu

I was a Postdoc in the Atmospheric Chemistry Group at IAC-ETH till summer 2011.

From 11/2007- 11/2010 I did my PhD thesis at IAC-ETH on the topic "Extreme events in total ozone on local, regional and global scale - Supervisor: Prof. Dr. Johannes Staehelin

funded within CCES-EXTREMES [Spatial extremes and environmental sustainability - Statistical methods and applications in geophysics and the environment]

Research Interests

Stratospheric Ozone, UV-Radiation, Bioclimatology, Extreme Event Analysis, Time Series Analysis, Extremal Value Theory, Physical and Statistical Modelling

Teaching

Thesis supervision:
Stefania DiRocco: "Extreme events in total ozone over the southern mid-latitudes" - University of Zurich and ETH Zurich - HS 09-FS 10
Leonhardt Jancso: "Extreme events in total ozone over the northern mid-latitudes: A case study based on long-term data sets from 5 ground-based stations" - University of Innsbruck and ETH Zurich - FS 09

2010 FS: Teaching assistant for Praktikum Atmosphäre - Gruppe Luftschadtstoffe/Meteorologie - Lecturer: Prof. Dr. Johannes Staehelin
2009 HS: Teaching assistant for Atmosphärenchemie - Lecturer: Prof. Dr. Johannes Staehelin Prof. Dr. Thomas Peter
2009 FS: Teaching assistant for Praktikum Atmosphäre - Gruppe Wintersmog - Lecturer: Prof. Dr. Johannes Staehelin
2008 HS: Teaching assistant for Stratospheric Chemistry (701-1233-00L) - Lecturer: Prof. Dr. Thomas Peter

Publications

Journal Articles

peer-reviewed

• Rieder H.E., Frossard L., Ribatet M., Di Rocco S., Maeder J.A., Staehelin J., Peter T., Davison A.C., Weihs P., Holawe F. (2012): On the relationship between mean and extreme values in total ozone and atmospheric dynamics and chemistry at mid-latitudes: Part 2 – ENSO, volcanic eruptions and contributions to long-term changes (submitted to Atmos. Chem. Phys. Discuss., Jan 2012)
• Frossard L., Rieder H.E., Staehelin J., Ribatet M., Maeder J.A., Di Rocco S., Davison A.C., Peter T. (2012): On the relationship between mean and extreme values in total ozone and atmospheric dynamics and chemistry at mid-latitudes: Part 1 – Spatial models and fingerprints of atmospheric dynamics and chemistry. (submitted to Atmos. Chem. Phys. Discuss., Jan 2012)
• Weihs P., Wagner, J.E., Schreier, S.F., Rieder H.E., Angelini F., Blumthaler M., Fitzka M., Gobbi G.P., Kift R., Kreuter A., Simic S., Webb A.R. (2012): The influence of the spatial resolution of topographic input data on the accuracy of 3-D UV actinic flux and irradiance calculations, Atmos. Chem. Phys. 12, 5, 2297-2312.
• Schreier S.F., Suomi I., Bröde P., Formayer H., Rieder H.E., Nadeem I., Jendritzky G., Batchvarova E., Weihs P. (2012): The uncertainty of UTCI due to uncertainties in the determination of radiation fluxes derived from numerical weather prediction and regional climate model simulations, Int. J. Biomet., DOI: 10.1007/s00484-012-0525-y.
• Weihs P., Staiger H., Tinz B., Batchvarova E., Rieder H.E., Vuilleumier L., Maturilli M., and Jendritzky G. (2012): The uncertainty of UTCI due to uncertainties in the determination of radiation fluxes derived from measured and observed meteorological data, Int. J. Biomet., 56, 3, 537-555.
• Rieder H.E., Jancso L.M., Di Rocco S., Maeder J.A., Staehelin J., Peter T., Ribatet M., and Davison A.C. (2011): Extreme events in total ozone over the Northern mid-latitudes: An analysis based on long-term data sets from five European ground-based stations, Tellus B, 63: 860–874.
• Wagner J.E., Angelini F., Blumthaler M., Fitzka M., Gobbi G.P., Kift R., Kreuter A., Rieder H.E., Simic S., Webb A., Weihs P. (2011): Investigations of the 3-D actinic flux field in mountainous terrain, Atmos. Res., 102, 3, 300-310.
• Maeder J.A., Staehelin J., Peter T., Brunner D., Rieder H.E., Stahel W.A. (2010): Evidence for the effectiveness of the Montreal Protocol to protect the ozone layer, Atmos. Chem. Phys., 10, 12161–12171, 2010.
• Rieder H.E., Staehelin J., Maeder J.A., Peter T., Ribatet M., Davison A.C., Stübi R., Weihs P., Holawe F. (2010): Extreme events in total ozone over Arosa - Part 2: Fingerprints of atmospheric dynamics and chemistry and effects on mean values and long-term changes, Atmos. Chem. Phys., 10, 10033-10045, 2010.
• Rieder H.E., Staehelin J., Maeder J.A., Peter T., Ribatet M., Davison A.C., Stübi R., Weihs P., Holawe F. (2010): Extreme events in total ozone over Arosa - Part 1: Application of extreme value theory, Atmos. Chem. Phys. Atmos. Chem. Phys., 10, 10021-10031, 2010.
• Wagner J.E, F. Angelini, A. Arola, M. Blumthaler, M. Fitzka, G.P. Gobbi, R. Kift, A. Kreuter, H.E. Rieder, S. Simic, A. Webb, P. Weihs (2010): Evaluation of ground UV-irradiance calculation methonds in mountainous terrain, Meteorol. Z., 19/5, 481-490, 2010.
• Rieder H.E., Staehelin J., Weihs P., Vuilleumier L., Maeder J.A., Holawe F., Blumthaler M., Lindfors A., Peter T., Simic S., Spichtinger P., Wagner J.E., Walker D., and Ribatet M. (2010): Relationship between high UV-doses, total ozone, surface albedo and cloudiness: An analysis of 30 years of data from Switzerland and Austria, Atmos. Res., 98, 9-20, 2010
• Rieder H.E., Holawe F., Simic S., Blumthaler M., Krzyścin J.W., Schmalwieser A.W., Wagner J.E., and Weihs P. (2008): Reconstruction of erythemal UV-doses for two stations in Austria: A comparison between alpine and urban regions, Atmos. Chem. Phys., 8, 6309-6323, 2008.
• Weihs P., Blumthaler, M., Rieder H.E.., Kreuter A., Simic S., Laube W., Schmalwieser A.W., Wagner, J.E., and Tanskanen, A. (2008): Measurements of UV irradiance within the area of one satellite pixel, Atmos. Chem. Phys., 8, 5615-5626, 2008.

non peer-reviewed

• Rieder H.E., Staehelin J., Maeder J.A., Peter T., Stübi R., Schill H., Ribatet M., Davison A.C. (2010): Die Gesamtozonmessreihe von Arosa: Geschichte, Homogenisierung, Trends und Ergebnisse aktueller wissenschaftlicher Studien, Österreichische Beiträge zur Meteorologie und Geophysik (accepted).

Book Contributions

• Rieder H.E. (2009): Das Klima von Wien. In: Embleton-Hamann, C.; Keiler, M. & I. Teufel (eds.): Wien - Umweltstadtführer. Einblicke in die Natur einer Großstadt. Wien. Böhlau-Verlag.
• Keiler, M.; Kuglitsch, F.G. and H.E. Rieder (2009): Spurensuche im Unterlauf des Wienflusses. In: Embleton-Hamann, C.; Keiler, M. & I. Teufel (eds.): Wien - Umweltstadtführer. Einblicke in die Natur einer Großstadt. Wien. Böhlau-Verlag.

Scientific Reports

• Weihs, P., Blumthaler, M., Wagner, J.E., Simic, S., Fitzka, M., Rieder ,H.E., Kreuter, A., Laube, W., Schmalwieser, A.W., Tanskanen, A., Gonzi, S., Putz, E., Baumgartner, D. (2008): Validation of ozone monitoring instrument (OMI) ground UV products. Forschungs-Förderungs-Gesellschaft (FFG), 64.

Conference Proceedings

• H.E. Rieder, S. Di Rocco, J. Staehelin, J.A. Maeder, M. Ribatet, T. Peter, A.C. Davison: Total ozone patterns over the southern mid-latitudes: spatial correlations, extreme events and dynamical contributions, Geophysical Research Abstracts, 12, EGU2010-11640, 2010.
• H.E. Rieder, L.M. Jancso, J. Staehelin, J.A. Maeder, M. Ribatet, T. Peter and A.C. Davison: Extreme events in total ozone over the northern mid-latitudes: A case study based on long-term data sets from 5 ground-based stations, Geophysical Research Abstracts, 12, EGU2010-11469, 2010.
• H.E. Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, S. Di Rocco, L.M. Jancso, T. Peter and A.C. Davison: Extreme events in total ozone: Spatio-temporal analysis from local to global scale, Geophysical Research Abstracts, 12, EGU2010-11696, 2010
• H.E. Rieder, J. Staehelin, J.A. Maeder, T. Peter, M. Ribatet, A.C. Davison, R. Stübi, P. Weihs and F. Holawe: Extreme events in total ozone over Arosa: Application of extreme value theory and fingerprints of atmospheric dynamics and chemistry and their effects on mean values and long-term changes, Geophysical Research Abstracts, 12, EGU2010-11525, 2010.
• P. Weihs, H.E. Rieder, J. Wagner, S. Simic and M. Dameris: Reconstruction of past and prediction of future erythemal UV-radiation at two sites in Austria, Geophysical Research Abstracts, 12, EGU2010-10033, 2010.
• Weihs P., Rieder H.E., Wagner J.E., and S. Simic: Reconstruction of erythemal UV-radiation and prediction of future UV at two sites in Austria. In: Szent Istvan Universität, Gödöllö, Proceedings of the 15th workshop on energy and environment. 15th workshop on energy and environment, Gödöllö, 5.-6. November 2009.
• H.E. Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, A. C. Davison and R. Stübi: Die Geasamtozonreihe von Arosa: Geschichte, Homogenisierung, Trends und Ergebnisse aktueller wissenschaftlicher Studien, Abstracts zum Symposium Forschung im Hochgebirge Ergebnisse aktueller Projekte am Sonnblick Observatorium und ein Blick über die Grenzen, 2009, Österreichische Akademie der Wissenschaften, Wien, Österreich.
• H.E. Rieder, J. Staehelin, P. Weihs, L. Vuilleumier, M. Blumthaler, F. Holawe, A. Lindfors, J.A. Maeder, S. Simic, J.E. Wagner, D. Walker, and M. Ribatet: Einfluss von Ozon, Albedo und Bewölkung auf erhöhte UV-Strahlungsdosen im Zeitraum 1974-2003: Eine Analyse für 3 Stationen in Österreich und der Schweiz, Abstracts zum Symposium Forschung im Hochgebirge Ergebnisse aktueller Projekte am Sonnblick Observatorium und ein Blick über die Grenzen, 2009, Österreichische Akademie der Wissenschaften, Wien, Österreich.
• J.E. Wagner, A. Arola, M. Blumthaler, M., Fitzka, R. Kift, A. Kreuter, H.E. Rieder, S. Simic, A. Webb, P. Weihs: Comparison of ground-based UV irradiance measurements with satellite-derived values and 1-D- and 3-D-radiative transfer model calculations in mountainous terrain. In: Deutscher Wetterdienst, Annalen der Meteorologie 44, 2009, S.68-69; ISSN 0072-4122.
• H.E. Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, R. Stübi, P. Weihs, F. Holawe, T. Peter, and A.C. Davison: From ozone mini-holes and mini-highs towards extreme value theory: New insights from extreme events and non-stationarity, Geophysical Research Abstracts, Vol. 11, EGU2009-2495, 2009.
• J.E. Wagner, A. Arola, M. Blumthaler, M. Fitzka, R. Kift, A. Kreuter, H.E. Rieder, S. Simic, A. Webb, and P. Weihs: Comparison of ground-based UV irradiance measurements with satellite-derived values and 1-D- and 3-D-radiative transfer model calculations in mountainous terrain, Geophysical Research Abstracts, Vol. 11, EGU2009-9395-1, 2009.
• H.E. Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, G.E. Bodeker, and A.C. Davison: Total ozone patterns over the northern mid-latitudes: spatial correlations, extreme events and dynamical contributions, Geophysical Research Abstracts, Vol. 11, EGU2009-2351, 2009.
• J. Staehelin, H.E. Rieder, J.A. Maeder, M. Ribatet, A.C. Davison, and R. Stübi: The Total Ozone Series of Arosa: History, Homogenization and new results using statistical extreme value theory, Geophysical Research Abstracts, Vol. 11, EGU2009-2137, 2009.
• H.E. Rieder, P. Weihs, M. Blumthaler, S. Simic, A.W. Schmalwieser, J.E. Wagner, B. Schallhart, G. Schauberger, M. Fitzka, F. Holawe, and W. Laube: The Austrian UVB monitoring network: 12 years of observations and 25 years of reconstructed data, Geophysical Research Abstracts, Vol. 11, EGU2009-2822-1, 2009.
• H.E. Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, R. Stübi, P. Weihs, F. Holawe, T. Peter, and A.C. Davison: Extreme Events: low and high total ozone over Arosa, Switzerland, Geophysical Research Abstracts,
  Vol. 11, EGU2009-2503, 2009.
• H.E. Rieder, J. Staehelin, P. Weihs, L. Vuilleumier, M. Blumthaler, F. Holawe, A. Lindfors, J.A. Maeder, S. Simic, J.E. Wagner, D. Walker, and M. Ribatet: Links between extreme UV-radiation, total ozone, surface albedo and cloudiness: An analysis of 30 years of data from Switzerland and Austria, Geophysical Research Abstracts, Vol. 11, EGU2009-2507-1, 2009.
• H.E Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, and A.C. Davison: Large scale variability, long-term trends and extreme events in total ozone over the northern mid-latitudes based on satellite time series, Geophysical Research Abstracts, Vol. 11, EGU2009-12071, 2009.
• J.E. Wagner, H.E. Rieder, S. Simic, and P. Weihs: Reconstruction techniques of erythemal UV-radiation and future UV predictions, Geophysical Research Abstracts, Vol. 11, EGU2009-9684, 2009.
• Rieder H.E., Staehelin J., Bodeker G.E., Stuebi R., Maeder J., Divis L., Weihs P., Holawe F., Simic S., and Ribatet M. (2008): Determination and distribution of extreme events in total ozone using the world’s longest total ozone record from Arosa, Switzerland, Proc. XXI Quadr. Oz. Symp., 29. June-5.July, Tromsø, Norway.
• Rieder H.E., Staehelin J., Vuilleumier L., Weihs P., Walker D., Holawe F., Simic S., Blumthaler M., Lindfors A., Maeder J., and Ribatet M. (2008): Extreme events in total ozone and erythemal UV in Switzerland and Austria, Proc. XXI Quadr. Oz. Symp., 29. June-5.July, Tromsø, Norway.
• Rieder H.E., Holawe F., Simic S., Blumthaler M., Krzyścin J., Schmalwieser A., Wagner J., Weihs P. (2008): UV-changes in Austria: A comparison between alpine and urban regions, Proc. XXI Quadr. Oz. Symp., 29. June-5.July, Tromsø, Norway.
• Rieder, H.E., Holawe, F., Simic, S., Blumthaler, M., Krzyscin, J.W., Wagner, J., Schmalwieser, A.W., Weihs, P. (2008): Rekonstruktion der erythemwirksamen UV-Bestrahlungsstärke in Österreich: Ein Vergleich zwischen Hochgebirge und Wiener Ballungsraum In: Bundesministerium für Gesundheit Familie und Jugend, Symposium UV-Strahlung und Gesundheit in Österreich, Medieninhaber un Herausgeber: Bundesministerium für Land und Forstwirtschaft, Umwelt und Wasserwirtschaft Ed. Martin Kriech, Symposium UV-Strahlung und Gesundheit in Österreich, 22. April 2008, Wien
• Wagner, J.E., Weihs, P., Blumthaler, M., Webb, A., Gobbi, G.P., Simic, S., Kreuter, A., Rieder, H.E., Kift, R. (2008): Vergleich zwischen spektral hoch aufgelösten UV-Messungen und 3-D Monte Carlo Strahlungstransfer Modellrechnungen in Innsbruck und Umgebung In: Bundesministerium für Gesundheit Familie und Jugend, Symposium UV-Strahlung und Gesundheit in Österreich, Medieninhaber und Herausgeber: Bundesministerium für Land und Forstwirtschaft, Umwelt und Wasserwirtschaft. Ed. Martin Kriech, Symposium UV-Strahlung und Gesundheit in Österreich, 22. April 2008, Wien
• Rieder, H.E.; Staehelin, J.; Bodeker, G.E.; Stuebi, R.; Maeder, J.; Divis, L.; Weihs, P.; Holawe, F.; Simic, S (2008): Determination and distribution of extreme events in total ozone using the world’s longest total ozone record from Arosa, Switzerland , Geophysical Research Abstracts, 10, 6751-6751; ISSN 1029-7006
• Wagner, J.E., Weihs, P., Blumthaler, M., Webb, A., Gobbi, G.P., Kift, R., Kreuter, A., Simic, S., Rieder, H. (2008): Comparison between high quality UV measurements and 3-D-Monte-Carlo radiative transfer calculations around Innsbruck , Geophysical Research Abstracts, 10, 8807-8807; ISSN 1029-7006
• Weihs, P., Rieder, H.E., Blumthaler, M., Simic, S., Schmalwieser, A., Tanskanen, A., Kreuter, A., Wagner, J., Laube, W. (2008): Measurements of UV irradiance within the area of one satellite pixel , Geophysical Research Abstracts, 10, 5289-5289; ISSN 1029-7006
• Rieder, H.E., Holawe, F., Simic, S., Blumthaler, M., Krzyscin, J.W. Wagner, J., Schmalwieser, A., Weihs, P. (2008): Rekonstruktion der erythemwirksamen UV-Bestrahlungsstärke in Österreich: ein Vergleich zwischen Hochgebirge und Wiener Ballungsraum In: Universität für Bodenkultur, Tagungsband des 10. Österreichischen Klimatags "Klima, Klimawandel und Auswirkungen", Klimaforschungsinitiative AustroClim, 10. Österreichischer Klimatag , 13.-14. März 2008, Wien
• Rieder, H.E., Holawe, F., Simic, S., Blumthaler, M., Kryscin, J., Weihs P., (2007): Reconstruction of past UV levels in Austria: a comparison between Alpine and urban regions In: Szent Istvan University Gödöllö , 13th workshop on Energy and Environment, Dept of Physics and Process Control, 13th workshop on Energy and Environment, 5.-6. October 2007, Gödöllö
• Rieder, H.E., Holawe, F., Simic, S., Weihs, P. (2007): Reconstruction of past UV levels in Austria: A comparison between Alpine and Urban regions Geophysical Research Abstracts, Vol. 9, 2007, 00316-00316; ISSN 1029-7006
• Simic, S., Weihs, P. Rieder, H.E. (2007): Validation of OMI UV products: first results of comparisons with two Austrian stations Geophysical Research Abstracts, Vol. 9, 2007, 9767-9767; ISSN 1029-7006

Thesis:

• Rieder, H.E.: Extreme events in total ozone on local, regional and global scale, PhD Thesis, ETH Zurich, 2011.
• Rieder, H.E.: Reconstruction of erythemal UV-radiation for two stations in Austria: A comparison between alpine and urban regions, Diploma Thesis, University of Vienna, 2007. (german)

Presentations and Poster

2011

• H.E. Rieder, A. M. Fiore, Y. Fang, J.-F. Lamarque, L. M. Polvani, J. Staehelin, Changes in the frequency of extreme air pollution events over the Eastern United States and Europe, AGU Fall Meeting, San Francisco, 7. December, 2011.
• H.E. Rieder, F. Holawe L. Frossard, M. Ribatet, J.A. Maeder, J. Staehelin, T. Peter, A.C. Davison, P. Weihs: On the relationship between extreme and mean values in total ozone and atmospheric dynamics and chemistry at mid-latitudes. AGU Fall Meeting, San Francisco, 9. December, 2011.
• H.E. Rieder, J.A. Maeder, J. Staehelin, T. Peter, D. Brunner, W.A. Stahel, Evidence for the effectiveness of the Montreal Protocol to protect the ozone layer, IYC-O3 Meeting 'Stratospheric Ozone and Climate Change'. Washington D.C., November 7.-10. 2011.
• H.E. Rieder: Analysis of ozone data sets based on methods from extreme value theory, ARIAS: APAM Research in Atmospheric Science, Columbia University, 17. October, 2011.
• H.E. Rieder: On the relationship between ozone and atmospheric dynamics and chemistry at mid-latitudes, National Center for Atmospheric Research, Boulder, CO, 3. October, 2011 (invited seminar).
• H.E. Rieder: On the relationship between ozone and atmospheric dynamics and chemistry at mid-latitudes, Yale University, 29. September, 2011 (invited seminar).
• H.E. Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, S. Di Rocco, L.M. Jancso, L. Frossard, T. Peter, A.C. Davison, R. Stübi, P. Weihs, F. Holawe, H. De Backer, U. Koehler, J. Krzyscin, K. Vanicek: Extreme events in total ozone on local, regional and global scale, Department of Meteorology and Environmental Protection, Charles University Prague, 19. April 2011, Prague, Czech Republic.
• H.E. Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, S. Di Rocco, L.M. Jancso, L. Frossard, T. Peter, A.C. Davison, R. Stübi, P. Weihs, F. Holawe, H. De Backer, U. Koehler, J. Krzyscin, K. Vanicek: Extreme events in total ozone on local, regional and global scale, Czech Hydrometeorological Institute (CHMI), 18. April 2011, Hradec Kralove, Czech Republic.
• H.E. Rieder, L. Frossard, J. Staehelin, M. Ribatet, S. Di Rocco, J.A. Maeder, T. Peter, A.C. Davison, P. Weihs, F. Holawe: A comparison of spatial patterns in mean and extreme values of total ozone at mid-latitudes and the relationship to atmospheric dynamics and chemistry, EGU General Assembly , 3.-8. April, 2011, Vienna, Austria.
• H.E. Rieder, P. Weihs, J.E. Wagner, S. Simic, M. Dameris, E. Rozanov: Prediction of future erythemal UV-radiation for Austria, EGU General Assembly , 3.-8. April, 2011, Vienna, Austria.
• P. Weihs, F. Angelini, M. Blumthaler, M. Fitzka, J.P. Gobbi, R. Kift, A. Kreuter, H.E. Rieder, A. Webb: The influence of the spatial resolution of topographic input data on the accuracy of 3-D UV actinic flux irradiance calculations, EGU General Assembly , 3.-8. April, 2011, Vienna, Austria.
• H.E. Rieder, L. Frossard, J. Staehelin, J.A. Maeder, M. Ribatet, S. Di Rocco, L.M. Jancso, T. Peter, A.C. Davison, P. Weihs, F. Holawe: Spatial patterns in extreme and mean values of total ozone at mid-latitudes and the relationship to atmospheric dynamics and chemistry, CCES Extremes Annual Meeting, 19.-21. January, 2011, Davos, Switzerland.
• J. Staehelin, H.E. Rieder, J.A. Maeder, C. Schnadt-Poberaj, D. Brunner: Long-term total ozone trend studies by Swiss and global measurement sites, GAW-CH Conference, 18.-19. January, 2011, Zurich, Switzerland.

2010

• H.E. Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, S. Di Rocco, L. Frossard, L.M. Jancso, T. Peter, A.C. Davison: Long-term changes and trends in total ozone over the northern mid-latitudes: Influence of atmospheric dynamics and chemistry and contribution from extreme events. American Geophysical Union, Fall Meeting, 13.-17. December, 2010, San Francisco, USA.
• H.E. Rieder, F. Holawe, L. Frossard, M. Ribatet, S. Di Rocco, J.A. Maeder, J. Staehelin, T. Peter, A.C. Davison and P. Weihs: Extreme events in total ozone on global scale, American Geophysical Union, Fall Meeting, 13.-17. December, 2010, San Francisco, USA.
• H.E. Rieder, J. Staehelin, M. Ribatet, J.A. Maeder, S. Di Rocco, L.M. Jancso, L. Frossard, T. Peter, A.C. Davison: Extreme events in total ozone, International Workshop on recent achievements in the study of extreme events, 27.-29. September 2010, Potsdam, Germany.
• J.E. Wagner, F. Angelini, M. Blumthaler, M. Fitzka, J.P. Gobbi, R. Kift, A. Kreuter, H.E. Rieder, A. Webb, P. Weihs: Investigations of the three-dimensional actinic flux field in mountainous terrain. EMS Annual Meeting, 13.-17. September, 2010, Zurich, Switzerland.
• H.E. Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, S. Di Rocco, L.M. Jancso, L. Frossard, T. Peter, R. Stübi, P. Weihs, F. Holawe, A.C. Davison: Extreme events in total ozone on local, regional and global scale: International Workshop on Weather and Climate Extremes during the past 100 years, 7.-9. June 2010, Diessenhofen, Switzerland.
• H.E. Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, S. Di Rocco, L.M. Jancso, L. Frossard, T. Peter, R. Stübi, P. Weihs, F. Holawe, A.C. Davison: Extreme value analysis of column ozone changes on local, regional and global scale, SEAS Colloquium in Climate Science, Departement of Applied Mathematics and Theoretical Physics, Columbia University, New York, USA, 28. June 2010.
• H.E. Rieder, S. Di Rocco, J. Staehelin, J.A. Maeder, M. Ribatet, T. Peter, A.C. Davison: Total ozone patterns over the southern mid-latitudes: spatial correlations, extreme events and dynamical contributions, EGU General Assembly 2010, 2.-7. May 2010, Vienna Austria.
• H.E. Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, S. Di Rocco, L.M. Jancso, T. Peter and A.C. Davison: Extreme events in total ozone: Spatio-temporal analysis from local to global scale, EGU General Assembly 2010, 2.-7. May 2010, Vienna Austria.
• H.E. Rieder, L.M. Jancso, J. Staehelin, J.A. Maeder, M. Ribatet, T. Peter and A.C. Davison: Extreme events in total ozone over the northern mid-latitudes: A case study based on long-term data sets from 5 ground-based stations, EGU General Assembly 2010, 2.-7. May 2010, Vienna Austria.
• H.E. Rieder, J. Staehelin, J.A. Maeder, T. Peter, M. Ribatet, A.C. Davison, R. Stübi, P. Weihs and F. Holawe: Extreme events in total ozone over Arosa: Application of extreme value theory and fingerprints of atmospheric dynamics and chemistry and their effects on mean values and long-term changes, EGU General Assembly 2010, 2.-7. May 2010, Vienna Austria.
• P. Weihs, H.E. Rieder, J. Wagner, S. Simic and M. Dameris: Reconstruction of past and prediction of future erythemal UV-radiation at two sites in Austria, EGU General Assembly 2010, 2.-7. May 2010, Vienna Austria.
• H.E. Rieder, J. Staehelin, J.A. Maeder, T. Peter, M. Ribatet, A.C. Davison, L.M. Jancso, S. Di Rocco, R. Stübi, P. Weihs and F. Holawe: Extreme events in total ozone: An overview about studies from local to global scale, CCES Extremes Annual Meeting, Davos, 2.-5. January 2010.

2009

• H.E. Rieder, L. Jancso, J. Staehelin, J.A. Maeder, M. Ribatet, T. Peter, and A.C. Davison: Extreme events in total ozone over the northern mid-latitudes: A case study based on long-term datasets from 5 ground-based stations. Workshop on spatio-temporal extremes and applications, 9.-13. November, 2009, Centre Interfacultaire Bernoulli (Bernoulli Program Risk, Rare Events and Extremes), EPF Lausanne, Lausanne, Switzerland.
• Weihs P., Rieder H.E., Wagner J.E., and S. Simic: Reconstruction of erythemal UV-radiation and prediction of future UV at two sites in Austria. 15th workshop on energy and environment. 15th workshop on energy and environment,Szent Istvan Universität, Gödöllö, 5.-6. November 2009.
• H.E. Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, A. C. Davison and R. Stübi: Die Geasamtozonreihe von Arosa: Geschichte, Homogenisierung, Trends und Ergebnisse aktueller wissenschaftlicher Studien, Symposium Forschung im Hochgebirge Ergebnisse aktueller Projekte am Sonnblick Observatorium und ein Blick über die Grenzen, 20.-21. Oktober 2009, Österreichische Akademie der Wissenschaften, Wien, Österreich.
• H.E. Rieder, J. Staehelin, P. Weihs, L. Vuilleumier, M. Blumthaler, F. Holawe, A. Lindfors, J.A. Maeder, S. Simic, J.E. Wagner, D. Walker, and M. Ribatet: Einfluss von Ozon, Albedo und Bewölkung auf erhöhte UV-Strahlungsdosen im Zeitraum 1974-2003: Eine Analyse für 3 Stationen in Österreich und der Schweiz, Symposium Forschung im Hochgebirge Ergebnisse aktueller Projekte am Sonnblick Observatorium und ein Blick über die Grenzen, 20.-21. Oktober 2009, Österreichische Akademie der Wissenschaften, Wien, Österreich.
• H.E. Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, G.E. Bodeker, T. Peter and A.C. Davison: Spatial patterns and extremes in total ozone: Case studies over the northern mid-latitudes leading to new insights from spatial correlations, extreme events and footprints of dynamical and chemical contributions, Workshop on spatial extremes and applications, 13-17, July, 2009, Centre Interfacultaire Bernoulli (Bernoulli Program Risk, Rare Events and Extremes), EPF Lausanne, Lausanne, Switzerland.
• P. Weihs, H.E. Rieder, J.E. Wagner, S. Simic: Reconstruction and prediction of erythemal UV doses at two stations in Austria. SCOUT 2009 Final Meeting - Schliersee, 15.-17. June, 2009, Schliersee, Germany.
• J. Staehelin, H.E. Rieder, J. Maeder, D. Brunner, L. Divis: The Total Ozone Series of Arosa and Stratospheric Ozone Trends, SCOUT 2009 Final Meeting - Schliersee, 15.-17. June, 2009, Schliersee, Germany.
• H.E. Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, R. Stübi, P. Weihs, F. Holawe, T. Peter, and A.C. Davison: Extreme Events: low and high total ozone over Arosa, Switzerland, SCOUT 2009 Final Meeting - Schliersee, 15.-17. June, 2009, Schliersee, Germany.
• H.E. Rieder, J. Staehelin, P. Weihs, L. Vuilleumier, M. Blumthaler, F. Holawe, A. Lindfors, J.A. Maeder, S. Simic, J.E. Wagner, D. Walker, and M. Ribatet: Links between extreme UV-radiation, total ozone, surface albedo and cloudiness: An analysis of 30 years of data from Switzerland and Austria, SCOUT 2009 Final Meeting - Schliersee, 15.-17. June, 2009, Schliersee, Germany.
• H.E. Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, R. Stübi, P. Weihs, F. Holawe, T. Peter, and A.C. Davison: Extreme Events: low and high total ozone over Arosa, Switzerland, EGU General Assembly 2008, 19.-24. April 2009, Vienna, Austria. SCOUT 2009 Final Meeting - Schliersee, 15.-17. June, 2009, Schliersee, Germany.
• H.E. Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, G.E. Bodeker, T. Peter and A.C. Davison: Spatial patterns and extremes in total ozone over the northern mid-latitudes: New insights from spatial correlations, extreme events and footprints of dynamical and chemical contributions, SCOUT 2009 Final Meeting - Schliersee, 15.-17. June, 2009, Schliersee, Germany.
• Rieder, H.E., Holawe, F., Simic, S., Blumthaler, M., Krzyścin, J.W., Wagner, J.E., Schmalwieser, A.W., and Weihs, P.: Reconstruction of past UV-doses in Austria: A comparison between alpine and urban regions, SCOUT 2009 Final Meeting - Schliersee, 15.-17. June, 2009, Schliersee, Germany.
• J.E. Wagner, A. Arola, M. Blumthaler, M., Fitzka, R. Kift, A. Kreuter, H.E. Rieder, S. Simic, A. Webb, P. Weihs (2009): Comparison of ground-based UV irradiance measurements with satellite-derived values and 1-D- and 3-D-radiative transfer model calculations in mountainous terrain. 30th ICAM, May 11-15, 2009, Rastatt, Germany.
• H.E. Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, R. Stübi, P. Weihs, F. Holawe, T. Peter, and A.C. Davison: From ozone mini-holes and mini-highs towards extreme value theory: New insights from extreme events and non-stationarity, EGU General Assembly 2008, 19.-24. April 2009, Vienna, Austria.
• J.E. Wagner, A. Arola, M. Blumthaler, M. Fitzka, R. Kift, A. Kreuter, H.E. Rieder, S. Simic, A. Webb, and P. Weihs: Comparison of ground-based UV irradiance measurements with satellite-derived values and 1-D- and 3-D-radiative transfer model calculations in mountainous terrain, EGU General Assembly 2008, 19.-24. April 2009, Vienna, Austria.
• H.E. Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, G.E. Bodeker, and A.C. Davison: Total ozone patterns over the northern mid-latitudes: spatial correlations, extreme events and dynamical contributions, EGU General Assembly 2008, 19.-24. April 2009, Vienna, Austria.
• J. Staehelin, H.E. Rieder, J.A. Maeder, M. Ribatet, A.C. Davison, and R. Stübi: The Total Ozone Series of Arosa: History, Homogenization and new results using statistical extreme value theory, EGU General Assembly 2008, 19.-24. April 2009, Vienna, Austria.
• H.E. Rieder, P. Weihs, M. Blumthaler, S. Simic, A.W. Schmalwieser, J.E. Wagner, B. Schallhart, G. Schauberger, M. Fitzka, F. Holawe, and W. Laube:The Austrian UVB monitoring network: 12 years of observations and 25 years of reconstructed data, EGU General Assembly 2008, 19.-24. April 2009, Vienna, Austria.
• H.E. Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, R. Stübi, P. Weihs, F. Holawe, T. Peter, and A.C. Davison: Extreme Events: low and high total ozone over Arosa, Switzerland, EGU General Assembly 2008, 19.-24. April 2009, Vienna, Austria.
• H.E. Rieder, J. Staehelin, P. Weihs, L. Vuilleumier, M. Blumthaler, F. Holawe, A. Lindfors, J.A. Maeder, S. Simic, J.E. Wagner, D. Walker, and M. Ribatet: Links between extreme UV-radiation, total ozone, surface albedo and cloudiness: An analysis of 30 years of data from Switzerland and Austria, EGU General Assembly 2008, 19.-24. April 2009, Vienna, Austria.
• H.E Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, and A.C. Davison: Large scale variability, long-term trends and extreme events in total ozone over the northern mid-latitudes based on satellite time series, EGU General Assembly 2008, 19.-24. April 2009, Vienna, Austria.
• J.E. Wagner, H.E. Rieder, S. Simic, and P. Weihs: Reconstruction techniques of erythemal UV-radiation and future UV predictions, EGU General Assembly 2008, 19.-24. April 2009, Vienna, Austria.
• H.E. Rieder, J. Staehelin, J.A. Maeder, M. Ribatet, R. Stübi, P. Weihs, F. Holawe, T. Peter, and A.C. Davison: Extreme events in total ozone on local and global scale: From ozone mini-holes and mini-highs towards extreme value theory, IFGR-Climate Seminary, University of Vienna, 20. April 2009, Vienna, Austria.
• Rieder H.E., Staehelin J., Maeder J.A., Ribatet M., Stuebi R., Weihs P., Holawe F., Peter T., and Davison A.C.: Extreme events in total ozone over Arosa: From ozone mini-holes and mini-highs towards extreme value theory, CCES Extremes Annual Meeting, 19.-21. January, Davos, Switzerland.

2008

• Rieder H.E., Staehelin J., Bodeker G.E., Stuebi R., Maeder J., Divis L., Weihs P., Holawe F., Simic S., and Ribatet M.: Determination and distribution of extreme events in total ozone using the world’s longest total ozone record from Arosa, Switzerland, Quadrennial Ozone Symposium, 29. June-5.July, Tromsø, Norway.
• Rieder H.E., Staehelin J., Vuilleumier L., Weihs P., Walker D., Holawe F., Simic S., Blumthaler M., Lindfors A., Maeder J., and Ribatet M.: Extreme events in total ozone and erythemal UV in Switzerland and Austria, Quadrennial Ozone Symposium, 29. June-5.July, Tromsø, Norway.
• Rieder H.E., Holawe F., Simic S., Blumthaler M., Krzyścin J., Schmalwieser A., Wagner J., Weihs P.: UV-changes in Austria: A comparison between alpine and urban regions, Quadrennial Ozone Symposium, 29. June-5.July, Tromsø, Norway.
• Weihs P., Blumthaler M., Rieder H.E., Kreuter A, Simic S., Laube W., Schmalwieser A.W., Wagner J.E., Tanskanen A., Webb A., Kift R., Gobbi G.P., and Arola A., Validation of OMI UV products:results of two ground UV-measurement campaigns in Austria. OMI Science Meeting, 24.-27. Juni 2008, Helsinki
• Wagner J.E., Rieder H.E., Simic S., Hofstaetter M., and Weihs P.: How can reconstruction techniques of erythemal UV-radiation be used for future UV predictions? SCOUT Annual Meeting, 21.-24. April, Potsdam, Germany.
• Rieder H.E., Holawe F., Simic S., Blumthaler M., Krzyścin J., Schmalwieser A., Wagner J., Weihs P.: Reconstruction of past UV-doses in Austria: A comparison between alpine and urban regions, SCOUT Annual Meeting, 21.-24. April, Potsdam, Germany.
• Rieder, H.E., Holawe, F., Simic, S., Blumthaler, M., Krzyścin, J.W., Wagner, J.E., Schmalwieser, A.W., Weihs, P.: Rekonstruktion der erythemwirksamen UV-Bestrahlungsstärke in Österreich: ein Vergleich zwischen Hochgebirge und Wiener Ballungsraum. Symposium UV-Strahlung und Gesundheit in Österreich, österreichische Akademie der Wissenschaften, 22. April, Wien, Österreich.
• Wagner, J.E.; Weihs, P.; Blumthaler, M.; Webb, A.; Gobbi, G.P.; Simic, S.; Kreuter, A.; Rieder, H.E.; und Kift, R.: Vergleich zwischen spektral hoch aufgelösten UV-Messungen und 3-D Monte Carlo Strahlungstransfer Modellrechnungen in Innsbruck und Umgebung, Symposium UV-Strahlung und Gesundheit in Österreich, österreichische Akademie der Wissenschaften, 22. April, Wien, Österreich.
• Rieder, H.E.; Staehelin, J.; Bodeker, G.E.; Stuebi, R.; Maeder, J.; Divis, L.; Weihs, P.; Holawe, F.; Simic, S.: Determination and distribution of extreme events in total ozone using the world’s longest total ozone record from Arosa, Switzerland, IFGR-Climate Seminary, 16. April 2008, Vienna, Austria.
• Wagner, J.E.; Weihs, P.; Blumthaler, M.; Webb, A.; Gobbi, G.P.; Simic, S.; Kreuter, A.; Rieder, H.E.; and Kift, R.: Comparison between high quality UV measurements and 3-D-Monte-Carlo radiative transfer calculations around Innsbruck, EGU General Assembly 2008, 13.-18. April 2008, Vienna, Austria.
• Rieder, H.E.; Staehelin, J.; Bodeker, G.E.; Stuebi, R.; Maeder, J.; Divis, L.; Weihs, P.; Holawe, F.; Simic, S. and Ribatet, M.: Determination and distribution of extreme events in total ozone using the world’s longest total ozone record from Arosa, Switzerland, EGU General Assembly 2008, 13.-18. April 2008, Vienna, Austria.
• Weihs, P., Rieder, H.E., Blumthaler, M., Simic, S., Schmalwieser, A., Tanskanen, A., Kreuter, A., Wagner, J.E., Laube W.: Measurements of UV irradiance within the area of one satellite pixel, EGU General Assembly 2008, 13.-18. April 2008, Vienna, Austria.
• Rieder, H.E., Holawe, F., Simic, S., Blumthaler, M., Krzyścin, J.W., Wagner, J.E., Schmalwieser, A.W., Weihs, P.: Rekonstruktion der erythemwirksamen UV-Bestrahlungsstärke in Österreich: ein Vergleich zwischen Hochgebirge und Wiener Ballungsraum. 10. Österreichischer Klimatag "Klima, Klimawandel und Auswirkungen", 13.-14. März 2008, Wien, Österreich.

2007

• Weihs P., Simic S., Wagner J., Richter K., Fitzka M., Rieder H.E., Vacek A., Lauber W.: Aktuelles aus dem Themenbereich “Atmosphärische Strahlung”. Meteorologentag 2007. 26.11.-27.11. 2007, Vienna, Austria.
• Rieder H.E., Holawe F., Simic S., Blumthaler M., Krzyścin J., Schmalwieser A., Wagner J., Weihs P.: Reconstruction of past UV-levels in Austria: A comparison between alpine and urban regions, 13th workshop on Energy and Environment, 5.-6. October 2007, Gödöllö, Hungary.
• Rieder H.E., Holawe F., Simic S., Weihs P.: Reconstruction of past UV-levels in Austria: A comparison between alpine and urban regions, EGU General Assembly 2007, 16.-20. April 2007, Vienna, Austria
• Simic, S., Weihs, P., Rieder, H.E.: Validation of OMI UV products: first results of comparisons with two Austrian stations. EGU General Assembly 2007,16.-20. April 2007, Vienna, Austria

2006

• Weihs P., Rieder H.E.: Reconstruction exercise of UV daily doses: Results and state of the art of investigations performed by BOKU. COST 726 MCM meeting, 5.-7. April 2006, Larnaca, Zypern.
• Weihs P., Simic S., Rieder H.E.: Validation of OMI UV products: first results of comparisons with two Austrian ground stations . SPIE, The International Society for Optical Engineering, 11.-14. September 2006, Stockholm, Sweden.

Field Campaigns

• 02/08-03/08: UV-Measurement Campaign - Part II, Innsbruck, Austria
• 08/07-09/07: UV-Measurement Campaign - Part I, Innsbruck, Austria
• 05/07-07/07: OMI-Validation Campaign, Vienna, Austria

Projects involved

• CCES-EXTREMES, SCOUT-O3, OMI-ASAP, EU-COST 726

Memberships

• European Geosciences Union (EGU)
• American Geophysical Union (AGU)
• Austrian Geographic Society (ÖGG)