Expression of Commitment Note: this is a template form, which provides an example of the format and the type information to be submitted by all permanent members of all COST Actions in the ESSEM Domain to COST Action ES-0604 Title: “Water Vapour in the Climate System (WaVaCS)” 1./ Individual’s Name: Dr. Mark Weber, Dr. Alexei Rozanov 2./ Organization Name & Address: Institute of Environmental Physics University of Bremen FB1 PO Box 330 440 D-28334 Bremen Germany email: weber@uni-bremen.de alex@iup.physik.uni-bremen.de 3./ Contribution: a./ Role in Action: Mention if you are member of the action, member of MC, chair / vice-chair b./ Parts of the scientific programme where contributions will be made: Mention the Deliverables you wish to contribute from the Memorandum of Understanding WG1 -existing and emerging measurement techniques of water vapour -cross-validation of various data sets from different observational methods of water vapour 4./ Deliverables: Mention the results you will share with the Action Global datasets of water vapor profiles from the tropopause up to about 23 km altitude derived from SCIAMACHY limb emission starting in 2002 5./ Timetable: Provide the timing of your activities with respect to the Action's timetable 3 years 6./ Manpower approximately dedicated to the Action: Give the approximate manpower dedicated to the activities included in the action 3 man year (Ph.D. student) 7./ Assurance: Mention the reasons why the proposed work will be done (sources of funding, availability of data / tools, etc.) funds are available for one Ph.D. student 8./ Foreseen collaboration: comparison to MIPAS and ground data 9./ Previous experience: Individual’s Name: Give a brief resume of your experiences relevant for the COST action -trace gas retrievals from SCIAMACHY and radiation transfer -connection between stratospheric WV and global circulation in a changing climate 10./ Publications: (list relevant publications since 2002) Publications Mark Weber Bramstedt, K., K.--U. Eichmann, M. Weber, V. Rozanov, and J. P. Burrows, 2002: GOME ozone profiles: A global validation with HALOE measurements, Adv. Space Res. 29, 1637-1642. Müller, M.D., A. Kaifel, M. Weber, J.P. Burrows, A new method for retrieving total ozone from GOME data, Appl. Opt. 42, 5051—5058, 2002. Weber M., K.-U. Eichmann, F. Wittrock, K. Bramstedt, L. Hild, A. Richter and J.P. Burrows and R. Müller, The cold Arctic winter 1995/96 as observed by the Global Ozone Monitoring Experiment GOME and HALOE: Tropospheric wave activity and chemical ozone loss, Quart. J. Roy. Meteorol. Soc 128, 1293-1320, 2002. Bremer, H., M. von König, A. Kleinböhl, H. Küllmann, K. Künzi, K. Bramstedt, J. P. Burrows, K.-U. Eichmann, M. Weber, A. P. H. Goede, 2002: Ozone depletion observed by ASUR during the Arctic winter 1999/2000, J. Geophys. Res. 107, 8277, doi:10.1029/2001JD000546, 2002. Bramstedt, K., J. Gleason, D. Loyola, W. Thomas, A. Bracher, M. Weber, and J. P. Burrows, Comparison of total ozone from the satellite instruments GOME and TOMS with measurements from the Dobson network 1996-2000, Atmos. Chem. Phys. 3, 1409-1419, 2003. Eichmann, K.-U., M. Weber, K. Bramstedt, V. Rozanov, and J.P. Burrows, Ozone depletion in the NH winter/spring 1999/2000 as measured by GOME on ERS-2, 2002: J. Geophys. Res. 107, 8280, doi:10.1029/2001JD001148, 2002. Hansen, G., K. Bramstedt, V. Rozanov, M. Weber, and J.P. Burrows, 2003: Validation of GOME ozone profiles by means of the ALOMAR ozone lidar, Ann. Geophysicae, 21, 1879-1886, 2003. Müller, M.D., A.K. Kaifel, M. Weber, S. Tellmann, J.P. Burrows, D. Loyola, Ozone profile retrieval from GOME data using a neural network approach (NNORSY), J. Geophys. Res. 108, 4497, doi:10.1029/2002JD002784, 2003. Sinnhuber, B.-M., M. Weber, A. Amankwah, and J.P. Burrows, Total ozone during the unusual Antarctic winter of 2002, Geophys. Res. Lett., 30, 1850, doi:10.1029/2002GL016798, 2003. Weber, M., S. Dhomse, F. Wittrock, A. Richter, B.-M. Sinnhuber, and J.P. Burrows, 2003: Dynamical control of NH and SH winter/spring total ozone from GOME observations in 1995--2002, Geophys. Res. Lett. 30, 1853, doi:10.1029/2002GL016799, 2003. de Beek, R., M. Weber, V.V. Rozanov, A. Rozanov, A. Richter, and J.P. Burrows, Trace gas column retrieval - An error study for GOME-2, Adv. Space Res. 34, 727-733,2004. Tellmann, S., V.V. Rozanov, M. Weber, and J.P. Burrows, 2004: Improvements in the tropical ozone profile retrieval from GOME UV/vis nadir spectra, Adv. Space Res. 34, 739-743. Coldewey-Egbers, M., M. Weber, M. Buchwitz, and J.P. Burrows, Application of a modified DOAS method for total ozone retrieval from GOME data at high polar latitudes, Adv. Space Res. 34, 749-753, 2004. Bracher, A., M. Weber, K. Bramstedt, S. Tellmann, J. P. Burrows, Long-term global measurements of ozone profiles by GOME validated with SAGE II considering atmospheric dynamics, J. Geophys. Res. 109, D20308, doi 10.1029/2004JD004677, 2004. Lamsal, L.N., M. Weber, S. Tellmann, and J. P. Burrows, Ozone column classified climatology of ozone and temperature profiles based on ozonesonde and satellite data, J. Geophys. Res., 109, D20304, doi:10.1029/2004JD004680, 2004. Viereck, R.A., L. E. Floyd, P. C. Crane, T. N. Woods, B. G. Knapp, G. Rottman, M. Weber, L. C. Puga, and M. T. DeLand, A composite Mg II index spanning from 1978 to 2003, Space Weather 2, S10005, doi:10.1029/2004SW000084, 2004. Bracher, A., L.N. Lamsal, M. Weber, K. Bramstedt, M. Coldewey-Egbers, J. P. Burrows, Global satellite validation of SCIAMACHY O3 columns with GOME WFDOAS, Atmos. Chem. Phys. 5, 2357-2368, 2005. Coldewey-Egbers, M., M. Weber, L. N. Lamsal, R. de Beek, M. Buchwitz, J. P. Burrows, Total ozone retrieval from GOME UV spectral data using the weighting function DOAS approach, Atmos. Chem. Phys. 5, 5015-5025, 2005. Richter, A., F. Wittrock, M. Weber, S. Beirle, S. Kühl, U. Platt, T. Wagner, W. WilmsGrabe, and J. P. Burrows, GOME observations of stratospheric trace gas distributions during the splitting vortex event in the Antarctic winter 2002 Part I: Measurements, J. Atmos. Sci. 62, 778-785, 2005. von Savigny, C., A. Rozanov, H. Bovensmann, K.-U. Eichmann, S. Noel, V. V. Rozanov, B.-M. Sinnhuber, M. Weber, J. P. Burrows, J. Kaiser, The ozone hole break-up in September 2002 as seen by SCIAMACHY on ENVISAT, J. Atmos. Sci., 62, 721-734, 2005. Skupin, J., S. Noel, M. W. Wuttke. M. Gottwald, H. Bovensmann, M. Weber, J. P. Burrows, SCIAMACHY solar irradiance observation in the spectral range from 240 to 2380nm, Adv. Space Res. 35, doi:10.1016/j.asr.2005.03.036, 370–375, 2005. Skupin, J., M. Weber, S. Noel, H. Bovensmann, und J.P. Burrows, GOME and SCIAMACHY solar spectral irradiance and Mg II solar activity proxy indicator, Memorie della Societa Astronomica Italiana, 76, 1038-1041, 2005. Weber, M., L. N. Lamsal, M. Coldewey-Egbers, K. Bramstedt, J. P. Burrows, Pole-topole validation of GOME WFDOAS total ozone with groundbased data, Atmos. Chem. Phys. 5, 1341-1355, 2005 Dhomse, S., M. Weber, J. Burrows, I. Wohltmann, and M. Rex, On the possible cause of recent increases in NH total ozone from a statistical analysis of satellite data from 1979 to 2003, Atmos. Chem. Phys., 6, 1165-1180, 2006. Dhomse, S., M. Weber, and J. Burrows, The relationship between tropospheric wave forcing and tropical stratospheric water vapor, Atmos. Cem. Phys. Disc., 6, 9563-9581, 2006. Newman, P.A., and M. Rex, Polar Ozone: Past and present, Chapter 4, WMO Ozone Assessment, (Conributor : M. Weber). Bracher, A., H. Bovensmann, K. Bramstedt, J. P. Burrows T. von Clarmann, K.-U. Eichmann, H. Fischer, B. Funke, S. Gil-Lopez, N. Glatthor, U. Grabowski, M. Höpfner, M. Kaufmann, S. Kellmann, M. Kiefer, M. E. Koukouli, A. Linden, M. Lopez-Puertas, G. Mengistu Tsidu, M. Milz, S. Noel, G. Rohen, A. Rozanov, V. V. Rozanov, C. von Savigny, M. Sinnhuber, J. Skupin, T. Steck, G. P.Stiller, D.Y. Wang, M. Weber, and M. W. Wuttke, Cross Validation of O3 and NO2 measured by the atmospheric ENVISAT instruments GOMOS, MIPAS, and SCIAMACHY, Adv. Space Res., 2006. Kokhanovsky, A., B. Mayer, V.V. Rozanov, K. Wapler, L. Lamsal, M. Weber, J.P. Burrows, U. Schumann, Satellite ozone retrieval under broken cloud conditions: an error analysis based on Monte-Carlo simulations, IEEE Transactions Geosci. Remote Sens., 45, 187-194, 2007. Lamsal, L.N., M. Weber, G. Labow, and J.P. Burrows, Influence of ozone and temperature climatology on the accuracy of satellite total ozone retrieval, J. Geophys. Res., 112, doi:10.1029/2005JD006865, 2007. Meijer, Y., D.P.J. Swart, F. Baier, P.K. Barthia, G.E. Bodeker, S. Casadio, K. Chance, F. del Frate, T. Ebertseder, L.E. Flynn, S. Godin-Beekmann, G. Hansen, O.P. Hasekamp, A. Kaifel, H.M. Kelder, B.J. Kerridge, J.-C. Lambert, J. Landgraf, B. Latter, X. Liu, I.S. McDermid, M.D. Müller, Y. Pachepsky, V. Rozanov, R. Siddans, S. Tellmann, R.J. van der A, R.F. van Oss, M. Weber, and C. Zehner, Evaluation of GOME ozone profiles from nine different algorithms, J. Geophys. Res., 111, D21306, doi:10.1029/2005JD006778, 2006. Harris, N. R. P., E. Kyrö, J. Staehelin, D. Brunner, S-B. Andersen, S. GodinBeekmann, S. Dhomse, P. Hadjinicolaou, G. Hansen, I. Isaksen, A. Jrrar, A. Karpetchko, R. Kivi, B. Knudsen, P. Krizan, J. Lastovicka, J. Maeder, Y. Orsolini, J.A. Pyle, M. Rex, K. Vanicek, M. Weber, I. Wohltmann, P. Zanis, and C. Zerefos, Ozone trends at northern mid- and high latitudes, Annales Geophysicae, accepted, 2007. Lamsal, L.N., M. Weber, G. Labow, and J.P. Burrows, Influence of ozone and temperature climatology on the accuracy of satellite total ozone retrieval, J. Geophys. Res., 112, doi:10.1029/2005JD006865, 2007. Publications Alexei Rozanov Rozanov, A., V. Rozanov and J. P. Burrows, Evaluation of the combined differentialintegral approach for limb viewing geometry, Adv. Space Res., Vol. 29(11), 1843-1848, 2002. Rozanov A., V. Rozanov, M. Buchwitz, A. Kokhanovsky and J.P. Burrows, SCIATRAN 2.0 - A new radiative transfer model for geophysical applications in the 175-2400 nm spectral region, Adv. Space Res., Vol. 36(5), 1015-1019, doi:10.1016/j.asr.2005.03.012, 2005. Rozanov A., H. Bovensmann, A. Bracher, S. Hrechanyy, V. Rozanov, M. Sinnhuber, F. Stroh and J.P. Burrows, NO2 and BrO vertical profile retrieval from SCIAMACHY limb measurements: Sensitivity studies, Adv. Space Res., Vol. 36(5), 846-854, doi:10.1016/j.asr.2005.03.013, 2005. Rozanov, A., K.-U. Eichmann, C. von Savigny, H. Bovensmann, J. P. Burrows, A. von Bargen, A. Doicu, S. Hilgers, S. Godin-Beekmann, T. Leblanc, and I. S. McDermid, Comparison of the inversion algorithms applied to the ozone vertical profile retrieval from SCIAMACHY limb measurements, Atmos. Chem. Phys., 7, 4763-4779, 2007. Amekudzi, L. K., B.-M. Sinnhuber, N. V. Sheode, J. Meyer, A. Rozanov, L. N. Lamsal, H. Bovensmann, and J. P. Burrows, Retrieval of stratospheric NO3 vertical profiles from SCIAMACHY lunar occultation measurement over the Antarctic, J. Geophys. Res., VOL. 110, D20304, doi:10.1029/2004JD005748, 2005 Amekudzi, L. K., A. Bracher, J. Meyer, A. Rozanov, H. Bovensmann, and J. P. Burrows, Lunar occultation with SCIAMACHY: First retrieval results, Adv. Space Res., Volume 36, 906-914, 2005. Bracher, A. , Sinnhuber, M., Rozanov, A. and Burrows, J. P. Using a photochemical model for the validation of NO2 satellite measurements at different solar zenith angles, Atm. Chem. Phys., Vol. 5, 393-408, 2005. Bracher, A., H. Bovensmann, K. Bramstedt, J.P. Burrows, T. von Clarmann, K.-U. Eichmann, H. Fischer, B. Funke, S. Gil-Lopez, N. Glatthor, U. Grabowski, M. Hoepfner, M. Kaufmann, S. Kellmann, M. Kiefer, M.E. Koukouli, A. Linden, M. Lopez-Puertas, G. Mengistu Tsidu, M. Milz, S. Noel, G. Rohen, A. Rozanov, V.V. Rozanov, C. von Savigny, M. Sinnhuber, J. Skupin, T. Steck, G.P. Stiller, D.-Y. Wang, M. Weber and M.W. Wuttke, Cross comparisons of O3 and NO2 measured by the atmospheric ENVISAT instruments GOMOS, MIPAS, and SCIAMACHY, Adv. Space Res., 36, 855-867, doi:10.1016/j.asr.2005.04.005, 2005. Bruns. M, S. A. Buehler, J. P. Burrows, K.-P. Heue, U. Platt, I. Pundt, A. Richter, A. Rozanov, T. Wagner, P. Wang, Applied Optics, Volume 43, Issue 22, 44154426, 2004 Bruns, M., S. A. Buehler, J. P. Burrows, A. Richter, A. Rozanov, P. Wang, K.-P. Heue, U. Platt, I. Pundt, and T. Wagner, NO2 Profle Retrieval using airborne multi axis UV-visible skylight absorption measurements over central Europe, Atmos. Chem. Phys., 6, 3049-3058, 2006 de Beek, R., M. Weber, V. V. Rozanov, A. Rozanov, A. Richter and J. P. Burrows, Trace gas column retrieval - an error assessment study for GOME-2, Adv. Space Res., Volume 34(4), 727-733, 2004. Butz, A., H. Bösch, C. Camy-Peyret, M. Chipperfield, M. Dorf, G. Dufour, K. Grunow, P. Jeseck, S. Kühl, S. Payan, I. Pepin, J. Pukite, A. Rozanov, C. von Savigny, C. Sioris, T. Wagner, F. Weidner, and K. Pfeilsticker, Inter-comparison of stratospheric O3 and NO2 abundances retrieved from balloon borne direct sun observations and Envisat/SCIAMACHY limb measurements, Atmos. Chem. Phys., 6, 1293-1314, 2006 Doicu, A., S. Hilgers, A. von Bargen, A. Rozanov, K.-U. Eichmann, C. von Savigny and J.P. Burrows, Information operator approach and iterative regularization methods for atmospheric remote sensing, Journal of Quantitative Spectroscopy and Radiative Transfer, 103(2), 340-350, 2007. Eichmann, K.-U., J. W. Kaiser, C. von Savigny, A. Rozanov, V. V. Rozanov, H. Bovensmann, M. von Koenig and J. P. Burrows, SCIAMACHY limb measurements in the UV/Vis spectral region: first results, Adv. Space Res., Vol. 34(4), 775-779, 2004. Friess, U., P. S. Monks, J. J. Remedios, A. Rozanov, R. Sinreich, T. Wagner, and U. Platt, MAX-DOAS O4 measurements: A new technique to derive information on atmospheric aerosols - Retrieval of aerosol properties, J. Geophys. Res., 111, D14203, doi:10.1029/2005JD006618, 2006 Hendrick, F., M. Van Roozendael, A. Kylling, A. Petritoli, A. Rozanov, S. Sanghavi, R. Schofield, C. von Friedeburg, T. Wagner, F. Wittrock, D. Fonteyn, and M. De Maziere, Intercomparison exercise between different radiative transfer models used for the interpretation of ground-based zenith-sky and multi-axis DOAS observations, Atmos. Chem. Phys., 6, 93-108, 2006. Jacobi, H.-W., L. Kaleschke, A. Richter, A. Rozanov, J.P. Burrows, Observation of a fast ozone loss in the marginal ice zone of the Arctic Ocean, J. Geophys. Res., Vol. 111, No. D15, D15309, 10.1029/2005JD006715, 12 August 2006 Kaiser, J.W., K.-U. Eichmann, S. Noel, M.W. Wuttke, J. Skupin, C. von Savigny, A.V. Rozanov, V.V. Rozanov, H. Bovensmann, J.P. Burrows, "SCIAMACHY limb spectra", Adv. Space Res., Vol. 34(4), 715 - 720, 2004. Loughman R. P., E. Griffioen, L. Oikarinen, O. V. Postylyakov, A. Rozanov, D. E. Flittner, D. F. Rault, Comparison of radiative transfer models for limb-viewing scattered sunlight measurements, J. Geophys. Res., 109, D06303, doi:10.1029/2003JD003854, 2004. Meyer, J., A. Schlesier, A. Rozanov, H. Bovensmann and J. Burrows, Towards O3 and NO2 vertical profile retrieval from SCIAMACHY solar occultation measurements: first results, Adv. Space Res., Vol. 34(4), 744-748, 2004. Meyer, J., A. Bracher, A. Rozanov, A. C. Schlesier, H. Bovensmann, and J. P. Burrows, Solar occultation with SCIAMACHY: algorithm description and first validation, Atmospheric Chemistry and Physics. Vol. 5, 1589--1604, 2005. Mueller, R.W., H. Bovensmann, J. W. Kaiser, A. Richter, A. Rozanov, F. Wittrock and J. P. Burrows, Consistent interpretation of ground based and GOME BrO slant column data, Adv. Space Res., Vol. 29(11), 1655-1660, 2002. Rozanov V.V., and A. V. Rozanov, Generalized form of the direct and adjoint radiative transfer equations, Journal of Quantitative Spectroscopy and Radiative Transfer, 104(1), 155-170, 2007. Rozanov, V.V., and A. V. Rozanov, Relationship between different approaches to derive weighting functions related to atmospheric remote sensing problems, Journal of Quantitative Spectroscopy and Radiative Transfer, 105(2), 217-242, 2007. von Savigny, C., A. Kokhanovsky, H. Bovensmann, K.-U. Eichmann, J. Kaiser, S. Noel, A. V. Rozanov, J. Skupin and J. P. Burrows, NLC detection andparticle size determination: first results from SCIAMACHY on ENVISAT, Adv. Space Res., Vol. 34(4), 851-856, 2004. von Savigny, C., A. Rozanov, H. Bovensmann, K.-U. Eichmann, S. Noel, V. Rozanov, B.-M. Sinnhuber, M. Weber, J. P. Burrows and J. W. Kaiser. The Ozone Hole Breakup in September 2002 as Seen by SCIAMACHY on ENVISAT,Journal of the Atmospheric Sciences, Vol. 62(3), pp. 721-734, 2005. Sheode, N., B.-M. Sinnhuber, A. Rozanov, J. P. Burrows, Towards a climatology of stratospheric bromine monoxide from SCIAMACHY limb observations, Atmos. Chem. Phys. Discuss., 6, 6431-6466, 2006 Sierk, B., A. Richter, A. Rozanov, Ch. von Savigny, A. M. Schmoltner, M. Buchwitz, H. Bovensmann and J. P. Burrows, Retrieval and Monitoring of Atmospheric Trace Gas Concentrations in Nadir and Limb Geometry Using the Space-Borne SCIAMACHY instrument, Environmental Monitoring and Assessment, DOI: 10.1007/s10661-005-9049-9, 2006 Sinnhuber, B.-M., A. Rozanov, N. Sheode, O. T. Afe, A. Richter, M. Sinnhuber, F. Wittrock, J. P. Burrows, G. P. Stiller, T. von Clarmann, and A. Linden, Global observations of stratospheric bromine monoxide from SCIAMACHY, Geophys. Res. Lett., Vol. 32, doi:10.1029/2005GL023839, 2005 Wagner, T., J. P. Burrows, T. Deutschmann, B. Dix, C. von Friedeburg, U. Friess, F. Hendrick, K.-P. Heue, H. Irie, H. Iwabuchi, Y. Kanaya, J. Keller, C. A. McLinden, H. Oetjen, E. Palazzi, A. Petritoli, U. Platt, O. Postylyakov, J. Pukite, A. Richter, M. van Roozendael, A. Rozanov, V. Rozanov, R. Sinreich, S. Sanghavi, and F. Wittrock, Comparison of box-air-mass-factors and radiances for Multiple-Axis Differential Optical Absorption Spectroscopy (MAX-DOAS) geometries calculated from different UV/visible radiative transfer models, Atmos. Chem. Phys., 7, 1809-1833, 2007 Wittrock, F. , Oetjen, H., Richter, A., Fietkau, S., Medeke, T., Rozanov, A. and Burrows, J. P.MAX-DOAS measurements of atmospheric trace gases in NyAlesund - Radiative transfer studies and their application, Atm. Chem.Phys., Vol. 4, 955-966, 2004.