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Artikel - peer review (ISI)


  • El-Madany, T.S., Niklasch, K., Klemm, O. (2017) Stomatal and non-stomatal turbulent deposition flux of ozone to a managed peatland. Atmosphere 8 (9), 175. doi:10.3390/atmos8090175
  • Allen, M., Vanos, J.,Hondula, D., Vecellio, D., Knight, D., Mehdipoor, H., Lucas, R., Fuhrmann, C., *Lokys, H.*, Lees, A., Nascimento, S., Leung, A., Perkins, D.R. (2017) Supporting sustainability initiatives through biometeorology education and training. International Journal of Biometeorology. doi: 10.1007/s00484-017-1408-z.
  • Philipp, K., Juang, J.-Y., Deventer, M.J., Klemm, O. (2017) Methane Emissions from a Subtropical Grass Marshland, Northern Taiwan. Wetlands, in print http://link.springer.com/article/10.1007/s13157-017-0947-8
  • Peitzmeier, C., Loschke, C., Wiedenhaus, H., Klemm, O. (2017) Real-world vehicle emissions as measured by in situ analysis of exhaust plumes. Environmental Science and Pollution Research, in print http://rdcu.be/vez5
  • Song, Q.-H., Braeckevelt, E., Zhang, Y.-P., Sha, L.-Q., Zhou,W.-J., Liu, Y-T., Wu,,C.-S., Lu, Z-Y., Klemm, O. (2017) Evapotranspiration from a primary subtropical evergreen forest in Southwest China. Ecohydrology e1826, doi.org/10.1002/eco.1826
  • Schaller, C.; Göckede, M.; Foken, T. (2017): Flux calculation of short turbulent events – comparison of three methods. Atmospheric Measurement Technics. doi:10.5194/amt-10-869-2017 http://www.atmos-meas-tech.net/10/869/2017/
  • Lokys, H.L.; Junk, J.; Krein, A. (2017): Short-term effects of air quality and thermal stress on non-accidental morbidity — a multivariate meta-analysis comparing indices to single measures. International Journal of Biometeorology. doi:10.1007/s00484-017-1326-0
  • Song, Q.-H. Braeckevelt, E., Zhang,Y.-P., Sha, L.-Q., Zhou, W.-J., Liu, Y.-T., Wu, C.-S., Lu, Z.-Y., Klemm, O., Evapotranspiration from a primary subtropical evergreen forest in Southwest China. Ecohydrology, in print


  • Fleischer E., Khashimov I., Hölzel N., Klemm O. (2016) Carbon exchange fluxes over peatlands in Western Siberia: Possible feedback between land-use change and climate change. Science of the Total Environment 545–546, 424–433.
  • C. Stader, M.J. Deventer, O. Klemm, C. Achten (2016) Turbulent transport of particle-bound PAHs: A feasibility study combining GC-APLI-MS and eddy covariance. Atmospheric Pollution Research 7, 603-610. DOI: 10.1016/j.apr.2016.02.005

  • T.S. El-Madany, J.B. Walk, M.J. Deventer, D.T. Degefie, S.-C. Chang, J.-Y. Juang, F. Griessbaum, O. Klemm (2016) Canopy- atmosphere interactions under foggy condition - size-resolved fog droplet fluxes and their implications. Journal of Geophysical Research – Biogeosciences 121, 796-808. DOI: 10.1002/2015JG003221


  • Klemm, O., Tseng, W.-T., Lin. C.-C., Klemm, K.I., Lin, N.-H. (2015) pH Control in Fog and Rain in East Asia: Temporal Advection of Clean Air Masses to Mt. Bamboo, Taiwan. Atmosphere, 6, 1785-1800. DOI:10.3390/atmos6111785
  • Lokys HL, Junk J, Krein A (2015) Future Changes in Human-Biometeorological Index Classes in Three Regions of Luxembourg, Western-Central Europe. Advances in Meteorology. DOI:10.1155/2015/323856

  • Lokys HL, Junk J, Krein A (2015) Making air quality indices comparable - assessment of 10 years of air pollutant levels in western Europe. International Journal of Environmental Health Research, 25:52-66. DOI:10.1080/09603123.2014.893568
  • Klemm, O. Lin, N.-H. (2015) What Causes Observed Fog Trends: Air Quality or Climate Change?  Aerosol and Air Quality Research 16, 1131-1142. DOI: 10.4209/aaqr.2015.05.0353

  • Simon, S. Klemm, O., El-Madany, T., Walk, J., Amelung, K., Lin, P.-H., Chang, S.-C., Lin, N.-H., Engling, G., Hsu, S.-C., Wey, T.-H., Wang, Y.-N., Lee, Y.-C. (2015)  Chemical composition of fog water at four sites in Taiwan. Aerosol and Air Quality Research 16, 618-631. DOI: 10.4209/aaqr.2015.03.0154

  • Deventer, M.J., Held, A., El-Madany, T.-S., Klemm, O. (2015) Size-resolved eddy covariance fluxes of nucleation to accumulation mode aerosol particles over a coniferous forest. Agricultural and Forest Meteorology 214-215, 328-340, DOI: 10.1016/j.agrformet.2015.08.261

  • Fleischer, E., Bölter, J., Klemm, O. (2015) Summer Evapotranspiration near Tyumen, Western Siberia: A Comparison between Eddy Covariance and Penman Method Formulations. Hydrological Processes 29, 4498-4513. DOI: 10.1002/hyp.10517

  • Degefie, D.T., El-Madany, T.-S., Held, M., Hejkal, J., Hammer, E., Dupont, J.-C., Haeffelin, M., Fleischer, E., Klemm, O. (2015) Fog chemical composition and its feedback to fog water fluxes, water vapor fluxes and microphysics in the evolution of two events near Paris. Atmospheric Research 164, 328-338. DOI: 10.1016/j.atmosres.2015.05.002

  • Deventer, M.J.; El-Madany, T.; Griessbaum, O.; Klemm, O. (2015): One-year measurement of size-resolved particle fluxes in an urban area. Tellus B 2015, 67, 25531, DOI: 10.3402/tellusb.v67.25531
  • Degefie, T.D., El-Madany, T., Hejkal, J., Held, M., Dupont, J.-C., Haeffelin, M., Klemm, O. (2015) Microphysics and energy and water fluxes of various fog types at SIRTA, France, Atmospheric Research 151, 162-175. DOI: 10.1016/j.atmosres.2014.03.016


  • Degefie, D.T., Fleischer, E., Klemm, O., Soromotin, A.V., Soromotina, O.V., Tolstikov, A.V.,  Abramov,  N.V. (2014) Climate Extremes in South Western Siberia: Past and Future. Stochastic Environmental Research and Risk Assessment. DOI:  10.1007/s00477-014-0872-9
  • El-Madany, T.S., Duarte, H.F., Durden, D.J., Paas, B., Deventer, M.J., Juang, J.-Y., Leclerc, M.Y., Klemm, O.  (2014) Low-level jets and above canopy drainage as causes for turbulent exchange in the nocturnal boundary layer. Biogeosciences, 11, 4507-4519. DOI: 10.5194/bg-11-4507-2014,
  • Chu, H.-S., Chang, S.-C., Klemm, O., Lai, C.-W., Lin, Y.-Z., Wu, C.-C., Lin, J.-Y., Jiang, J.-Y., Chen, J., Gottgens, J. F., Hsia, Y.-J. (2014) Does canopy wetness matter? Evapotranspiration from a subtropical montane cloud forest in Taiwan. Hydrological Processes 28, 1190-1214. DOI: 10.1002/hyp.9662


  • Gerharz, L.E., Klemm, O., Broich, A.V., Pebesma, E. (2013) Spatio-temporal modelling of individual exposure to air pollution. Atmospheric Environment 64, 56-65. DOI: 10.1016/j.atmosenv.2012.09.069
  • Deventer, M.J., Griessbaum, F., Klemm, O. (2013) Size-resolved flux measurement of sub-micrometer particles over an urban area. Meteorologische Zeitschrift 6. DOI: 10.1127/0941-2948/2013/0441 Download
  • El-Madany, T.S., Griessbaum, F., Fratini, G., Juang, J.-Y., Chang, S.-C. (2013) Comparison of sonic anemometer performance under foggy conditions. Agricultural and Forest Meteorology 173, 63-73.
  • Nickel, C., Kaminski, H., Hellack, B., Quass, U., John, A., Klemm, O., Kuhlbusch, T.A.J., (2013) Size Resolved Particle Number Emission Factors of Motorway Traffic Differentia­ted between Heavy and Light Duty Vehicles. Aerosol and Air Quality Research 13, 450–461. DOI: 10.4209/aaqr.2012.07.0187


  • Büns, C., Klemm, O., Wurzler, S., Hebbinghaus, H., Steckelbach, I., Friesel, J., Ebel, A., Friese, E., Jakobs, H., Memmesheimer, M. (2012) Comparison of four years of air pollution data with a mesoscale model. Atmospheric Research 118, 404-417. DOI: 10.1016/j.atmosres.2012.07.009
  • Broich, A.V., Gerharz, L.E., Klemm, O. (2012) Personal Monitoring of Exposure to Particulate Matter with a High Temporal Resolution. Environmental Science and Pollution Research 19, 2959-2972. DOI: 10.1007/s11356-012-0806-3
  • Klemm, O., Schemenauer, R.S., Lummerich, A., Cereceda, P., Marzol, V., Corell, D., van Heerden, J., Reinhard, D., Gherezghiher, T., Olivier, J., Osses, P., Sarsour, J., Frost, E., Estrela, M.J., Valiente, J.A., Fessehaye, G.M. (2012) Fog as a Fresh-Water Resource: Overview and Perspectives. AMBIO 41, 221-234. DOI: 10.1007/s13280-012-0247-8 Download


  • Gonser, S., Klemm, O., Griessbaum, F., Chang, S.-C., Chu, H.-S., Hsia, Y.-J. (2011) The Relation Between Humidity and Liquid Water Content in Fog: An Experimental Approach. Pure and Applied Geophysics 169, 821-833. DOI: 10.1007/s00024-011-0270-x Download
  • Beuck, H., Quass, U., Klemm, O., Kuhlbusch, T. (2011) Assessment of sea salt and mineral dust contributions to PM10 in NW Germany using tracer models and Positive Matrix Factorization. Atmospheric Environment 45, 5813-5821 Download
  • Langner, C. & Klemm, O. (2011) A Comparison of model performance between AERMOD and AUSTAL2000. Journal of the Air & Waste Management Association 61, 640-646. DOI: 10.3155/1047-3289.61.6.640
  • Kroll, A., Gietl, J.K., Wiesmüller, G.A., Günsel, A., Wohlleben, W., Schnekenburger, J., & Klemm, O. (2011) In Vitro Toxicology of Ambient Particulate Matter: Correlation of Cellular Effects with Particle Size and Components. Environmental Toxicology, DOI: 10.1002/tox.20699


  • Griessbaum, F., Moat, B.I., Narita, Y., Yelland, M. J., Klemm, O. & Uematsu, M. (2010) Uncertainties in wind speed dependent CO2 transfer velocities due to airflow distortion at anemometer sites on ships. Atmospheric Chemistry and Physics 10, 5123-5133, doi:10.5194/acp-10-5123-2010. Copyright: ACP, Download
  • Dahlkoetter, F., Griessbaum, F., Schmidt, A. & Klemm, O. (2010) Direct measurement of CO2 and particle emissions from an urban area. Meteorologische Zeitschrift 19, 565-575. DOI: 10.1127/0941-2948/2010/0492.  Copyright: E.Schweizerbart, Download
  • Klemm, O., Ziemba, L. D., Griffin, R. J., Sive, B.C., Whitlow, S. Carpenter, K., Klemm, K.I. & Talbot, R. (2010) A detailed aerosol particle plume analysis. J. Geophys. Res. 115, D21211 doi: 10.1029/2010JD014153
  • Sträter, E., Westbeld, A. & Klemm, O. (2010) Pollution in coastal fog at Alto Patache, Northern Chile. Environ. Sci. Poll. Res. 17, 1563-1573


  • Westbeld, A., Klemm, O., Griessbaum, F., Sträter, E., Larrain, H., Osses, P. & Cereceda, P. (2009) Fog deposition to a Tillandsia carpet in the Atacama Desert. Annales Geophysicae 27, 3571-3576. Download
  • Mildenberger, K., Beiderwieden, E., Hsia, Y.-J. & Klemm, O. (2009) CO2 and water vapor fluxes above a subtropical mountain cloud forest (Taiwan) - the effect of light conditions and fog. Agricultural and Forest Meteorology 149, 1730-1736. Copyright: SienceDirect
  • Gerharz, L.E., Krüger, A. & Klemm, O. (2009) Applying indoor and outdoor modeling techniques to estimate individual exposure to PM2.5 from personal GPS profiles and diaries: A pilot study. Science of the Total Environment 407, 5184-5193. Copyright: ScienceDirect
  • Griessbaum, F. & Schmidt, A. (2009) Advanced tilt correction from flow distortion effects on turbulent CO2 fluxes in complex environments using large eddy simulation. Quarterly Journal of the Royal Meteorological Society 135, 1603-1613. Copyright: InterScience, Download
  • Gietl, J. K. & Klemm, O. (2009) Source identification of size-segregated aerosol in Münster, Germany, by factor analysis. Aerosol Science and Technology 43, 828-837. Copyright: Taylor & Francis
  • Gietl, J. K. & Klemm, O. (2010) Analysis of traffic and meteorology on airborne particulate matter in Münster, NW Germany. Journal of the Air and Waste Management Association 59, 809-818.
  • Harsch, N., Brandenburg, M. & Klemm, O. (2009) Large Scale Iysimeter site St. Arnold, Germany: analysis of 40 years of precipitation, leachate and evapotranspiration. Hydrology and Earth System Science 13, 305-317


  • Gietl, J.K. & Klemm, O. (2008) Analysis of traffic and meteorology on airborne particulate matter in Münster, NW Germany. Journal of the Air and Waste Management Association, in press. Copyright: AWMA
  • Harsch, N., Brandenburg, M. & Klemm, O. (2008) Large-scale lysimeter site St. Arnold, Germany: analysis of 40 years of precipitation, leachate and evapotranspiration. Hydrolology and Earth System Sciences 13, 305-317. Copyright: HESS, Download
  • Schmidt, A. & Klemm, O. (2008) Direct determination of highly size-resolved turbulent particle fluxes with the disjunct eddy covariance method and a 12 – stage electrical low pressure impactor. Atmospheric Chemistry and Physics 8, 7405–7417. Copyright: ACP, Download
  • Gietl, J.K., Tritscher, T. & Klemm, O. (2008) Size-segregated analysis of PM10 at two sites, urban and rural, in Münster (Germany) using five-stage Berner type impactors. Atmospheric Environment 42, 5721-5727.
  • Beiderwieden, E., Wolff, V., Hsia, Y.-J. & Klemm, O. (2008) It goes both ways: Measurements of simultaneous evapotranspiration and fog droplet deposition at a montane cloud forest. Hydrological Processes 22, 4181-4189. Copyright: InterScience, Download
  • Katata, G., Nagai, H., Wrzesinsky, T., Klemm, O., Eugster, W. & Burkard, R. (2008) Development of a Land Surface Model Including Cloud Water Deposition on Vegetation. Journal of Applied Meteorology and Climatology 47, 2129–2146. Copyright: AMS
  • Klemm, O., Wrzesinsky, T., Gerchau, J. & Grießbaum, F. (2008) A collector for fog water and interstitial aerosol. Journal of Atmospheric and Oceanic Technology 25, 335-340. Copyright: AMS
  • Bruckmann, P., Niemann, K., Wurzler, S., Engel, I., Hoogerbrugge G. & Olschewski, A. (2008) High PM10 levels covering large parts of Europe caused by long range transport. Gefahrstoffe Reinhaltung der Luft 68, 189-195. Copyright: Springer VDI-Verlag
  • Schmidt, A., Wrzesinsky, T. & Klemm, O. (2008) Gap Filling and Quality Assessment of CO2 and Water Vapour Fluxes above an Urban Area with Radial Basis Function Neural Networks. Boundary-Layer Meteorology 126, 389-413. Copyright: Springer


  • Beiderwieden, E., Schmidt, A., Hsia, Y.-J., Chang, S.-C., Wrzesinsky, T. & Klemm, O. (2007) Nutrient input through occult and wet deposition into a subtropical montane cloud forest. Water, Air & Soil Pollution 186, 273-288.
  • Beiderwieden, E., Klemm, O. & Hsia, Y.-J. (2007) The impact of fog on the energy budget of a subtropical cypress forest in Taiwan. Taiwan Journal of Forest Science 22, 227-239.
  • Gocht, T., Klemm, O. & Grathwohl, P. (2007) Long-term atmospheric bulk deposition of polycyclic aromatic hydrocarbons (PAHs) in rural areas of Southern Germany. Atmospheric Environment 41, 1315-1327. Copyright: Elsevier, Download
  • Held, A., Niessner, R., Bosveld, F., Wrzesinsky, T. & Klemm, O. (2007) Evaluation and Application of an Electrical Low Pressure Impactor in Disjunct Eddy Covariance Aerosol Flux Measurements. Aerosol Science and Technology 41, 510-519.
  • Klemm, O. & Wrzesinsky, T. (2007) Fog Deposition Fluxes of Water and Ions to a Mountainous Site in Central Europe. Tellus B 59, 705-714.


  • Fischer, G., Frohne, T., Gerharz, L., Hildebrandt, M., Klemm, O., Mildenberger, K., Nording, C., Rehberger, I., Schiffer, M. & Voulkoudis, C. S. (2006) Veränderungen des NO / NO2- Verhältnisses in Nordrhein-Westfalen (1984–2004) und mögliche Ursachen. Z Umweltchem Ökotox 18, 155-163. Copyright: Ecomed, Download
  • Held, A., Nowak, A., W., Wiedensohler, A. & Klemm, O. (2006) Field measurements and size-resolved model simulations of turbulent particle transport to a forest canopy. Journal of Aerosol Science 37, 786-798. Copyright:  Elsevier, Download
  • Held, A. & Klemm, O. (2006) Direct measurement of turbulent particle exchange with a twin CPC eddy covariance system. Atmospheric Environment 40, 91-102. Copyright: Elsevier, Download
  • Forkel, R., Klemm, O., Graus, M., Rappenglück, B., Stockwell, W.R., Grabmer, W., Held, A., Hansel, A. & Steinbrecher, R. (2006) Trace gas exchange and gas phase chemistry in a Norway spruce forest: A study with a coupled 1-dimensional canopy atmospheric chemistry emission model. Atmospheric Environment 40, 28-42. Copyright: Elsevier
  • Klemm, O., Chang, S.-C. & Hsia, Y.-J. (2006) Energy Fluxes at a Subtropical Mountain Cloud Forest. Forest Exology and Management 224, 5-10. Copyright: Elsevier
  • Ganzeveld, L., Klemm, O., Rappenglück, B. & Valverde-Canossa, J. (2006) Evaluation of Meteorological Parameters over a Coniferous Forest in a Single-Column Chemistry-Climate Model. Atmospheric Environment 40, 21-27. Copyright: Elsevier
  • Klemm, O., Held, A., Forkel, R. Gasche, R., Kanter, H.-J., Rappenglück, B., Steinbrecher, R., Müller, K., Plewka, A., Cojocariu, C., Kreuzwieser, J., Valverde-Canossa, J., Schuster, G., Moortgat, G.K., Graus, M. & Hansel, A. (2006) Experiments on forest/atmosphere exchange: Climatology and fluxes during two summer campaigns in NE Bavaria. Atmospheric Environment 40, 3-20. Copyright: Elsevier, Download
  • Valverde-Canossa, J., Ganzeveld, L., Rappenglück, B., Steinbrecher, R., Klemm, O., Schuster, G. & Moortgart, G.K. (2006) First measurements of H2O2 and organic peroxides surface fluxes by the relaxed eddy-accumulation technique. Atmospheric Environment 40, 55-67. Copyright: Elsevier
  • Gietl, J. (2006) Messung und Analyse von Feinstaub. VDI Ingenieur forum Westfalen-Ruhr 03/2006, 17-18. Copyright: VDI


  • Beiderwieden, E., Wrzesinsky, T. & Klemm, O. (2005) Chemical characterization of fog and rain collected at the eastern Andes cordillera. Hydrology and Earth System Sciences 9, 185-191. Download
  • Klemm, O., Wrzesinsky, T. & Scheer, C. (2005) Fog water flux at a canopy top: Direct measurement versus one-dimensional model. Atmospheric Environment 39, 5375-5386. Copyright: Elsevier, Download
  • Vogt, E., Held, A. & Klemm, O. (2005) Sources and concentrations of gaseous and particulate reduced nitrogen in the city of Münster (Germany). Atmospheric Environment 39, 7393-7402. Copyright: Elsevier, Download


  • Held, A., Nowak, A., Birmili, W., Wiedensohler, A., Forkel, R. & Klemm, O. (2004) Observations of particle formation and growth in a mountainous forest region in central Europe. Journal of Geophysical Research 109, D23204, doi:10.1029/2004JD005346. Copyright: AGU, Download
  • Huang, J.-H. & Klemm, O. Atmospheric speciation of ionic organotin, organolead and organomercury compounds in NE Bavaria (Germany). Atmospheric Environment 38, 5013-5023. Copyright: Elsevier, Download
  • Pryor, S.C. & Klemm, O. (2004) Experimentally derived estimates of nitric acid dry deposition velocity and viscous sub-layer resistance at a conifer forest. Atmospheric Environment 38, 2769-2777. Copyright: Elsevier, Download


  • Held, A., Hinz, K.-P., Trimborn, A., Spengler, B. & Klemm, O. (2003) Towards direct measurement of turbulent vertical fluxes of compounds in atmospheric aerosol particles. Geophysical Research Letters 30, doi:10.1029/2003GL017854. Copyright: AGU, Download
  • Schröter, M., Obermeier, A., Brüggemann, D., Plechschmidt, M. & Klemm, O. (2003) Remote monitoring of air pollutant emissions from pouint sources by a mobile LIDAR/Sodar system. Journal of the Air and Waste Management Association 53, 716-723.


  • Burkard, R., Eugster, W., Wrzesinsky, T. & Klemm, O. (2002) Vertical divergences of fogwater fluxes above a spruce forest. Atmospheric Research 64, 133-145. Copyright: Elsevier, Download
  • Held, A., Klemm, O., Hinz, K.-P., Trimborn, P. & Spengler, B. (2002) Chemical classes of atmospherric aerosol particles at a rural site in Central Europe during winter. Journal Aerosol Sciences 33, 581-594. Copyright: Elsevier, Download
  • Held, A., Wrzesinsky, T., Mangold, A., Gerchau, J. & Klemm, O. (2002) Atmospheric phase distribution of oxidized and reduced nitrogen at a forest ecosystem research site. Chemosphere 48, 697-706. Copyright: Elsevier, Download
  • Klemm, O., Milford, C., Sutton, M. A., van Putten, E. & Spindler, G. (2002) A climatology of leaf surface wetness. Theoretical and Applied Climatology 71, 107-117. Copyright: Springer, Download
  • Schröter, M., Obermeier, A., Brüggemann, D. & Klemm, O. (2002) Application of Ground-Based Lidar for Studies of the Dynamics of Ozone in a Mountainous Basin. Environmental Science & Pollution Research 9, 381-384. Copyright: Ecomed, Download
  • Thalmann, E., Burkard, R., Wrzesinsky, T., Eugster, W. & Klemm, O. (2002) Ion fluxes from fog and rain to an agricultural and a forest ecosystem in Europe. Atmospheric Research 64, 147-158. Copyright: Elsevier, Download