Search Results - "Schnadt, C."

When Does the Saharan Air Layer Impede the Intensification of Tropical Cyclones? by Huang, W. T. K., Poberaj, C. Schnadt, Enz, B., Horat, C., Lohmann, U.

“…We investigate the circumstances under which the Saharan air layer (SAL) has a negative impact on the intensification of tropical cyclones (TCs) over the North…”
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The impact of traffic emissions on atmospheric ozone and OH: results from QUANTIFY by Hoor, P., Borken-Kleefeld, J., Caro, D., Dessens, O., Endresen, O., Gauss, M., Grewe, V., Hauglustaine, D., Isaksen, I. S. A., Jöckel, P., Lelieveld, J., Myhre, G., Meijer, E., Olivie, D., Prather, M., Schnadt Poberaj, C., Shine, K. P., Staehelin, J., Tang, Q., van Aardenne, J., van Velthoven, P., Sausen, R.

“…To estimate the impact of emissions by road, aircraft and ship traffic on ozone and OH in the present-day atmosphere six different atmospheric chemistry models…”
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Climate Scenarios for Switzerland CH2018 – Approach and Implications by Fischer, A.M., Strassmann, K.M., Croci-Maspoli, M., Hama, A.M., Knutti, R., Kotlarski, S., Schär, C., Schnadt Poberaj, C., Ban, N., Bavay, M., Beyerle, U., Bresch, D.N., Brönnimann, S., Burlando, P., Casanueva, A., Fatichi, S., Feigenwinter, I., Fischer, E.M., Hirschi, M., Liniger, M.A., Marty, C., Medhaug, I., Peleg, N., Pickl, M., Raible, C.C., Rajczak, J., Rössler, O., Scherrer, S.C., Schwierz, C., Seneviratne, S.I., Skelton, M., Sørland, S.L., Spirig, C., Tschurr, F., Zeder, J., Zubler, E.M.

“…•Generating national climate scenarios need to be planned from a broad perspective.•Disseminating user-oriented products increases the uptake of climate…”
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Uncertainties and assessments of chemistry-climate models of the stratosphere by Austin, J., Shindell, D., Beagley, S. R., Brühl, C., Dameris, M., Manzini, E., Nagashima, T., Newman, P., Pawson, S., Pitari, G., Rozanov, E., Schnadt, C., Shepherd, T. G.

“…In recent years a number of chemistry-climate models have been developed with an emphasis on the stratosphere. Such models cover a wide range of time scales of…”
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Technical Note: Chemistry-climate model SOCOL: version 2.0 with improved transport and chemistry/microphysics schemes by Schraner, M., Rozanov, E., Schnadt Poberaj, C., Kenzelmann, P., Fischer, A. M., Zubov, V., Luo, B. P., Hoyle, C. R., Egorova, T., Fueglistaler, S., Brönnimann, S., Schmutz, W., Peter, T.

“…We describe version 2.0 of the chemistry-climate model (CCM) SOCOL. The new version includes fundamental changes of the transport scheme such as transporting…”
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Long-term changes in UT/LS ozone between the late 1970s and the 1990s deduced from the GASP and MOZAIC aircraft programs and from ozonesondes by Schnadt Poberaj, C., Staehelin, J., Brunner, D., Thouret, V., De Backer, H., Stübi, R.

“…We present ozone measurements of the Global Atmospheric Sampling Program (GASP) performed from four commercial and one research aircraft in the late 1970s to…”
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Long-term changes and variability in a transient simulation with a chemistry-climate model employing realistic forcing by Dameris, M., Grewe, V., Ponater, M., Deckert, R., Eyring, V., Mager, F., Matthes, S., Schnadt, C., Stenke, A., Steil, B., Brühl, C., Giorgetta, M. A.

“…A transient simulation with the interactively coupled chemistry-climate model (CCM) E39/C has been carried out which covers the 40-year period between 1960 and…”
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A comparison of model‐simulated trends in stratospheric temperatures by Shine, K. P., Bourqui, M. S., Forster, P. M. de F., Hare, S. H. E., Langematz, U., Braesicke, P., Grewe, V., Ponater, M., Schnadt, C., Smith, C. A., Haigh, J. D., Austin, J., Butchart, N., Shindell, D. T., Randel, W. J., Nagashima, T., Portmann, R. W., Solomon, S., Seidel, D. J., Lanzante, J., Klein, S., Ramaswamy, V., Schwarzkopf, M. D.

“…Estimates of annual‐mean stratospheric temperature trends over the past twenty years, from a wide variety of models, are compared both with each other and with…”
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Interannual-to-decadal variability of the stratosphere during the 20th century: ensemble simulations with a chemistry-climate model by Fischer, A. M., Schraner, M., Rozanov, E., Kenzelmann, P., Schnadt Poberaj, C., Brunner, D., Lustenberger, A., Luo, B. P., Bodeker, G. E., Egorova, T., Schmutz, W., Peter, T., Brönnimann, S.

“…Interannual-to-decadal variability in stratospheric ozone and climate have a number of common sources, such as variations in solar irradiance, stratospheric…”
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Interannual variation patterns of total ozone and lower stratospheric temperature in observations and model simulations by Steinbrecht, W., Haßler, B., Brühl, C., Dameris, M., Giorgetta, M. A., Grewe, V., Manzini, E., Matthes, S., Schnadt, C., Steil, B., Winkler, P.

“…We report results from a multiple linear regression analysis of long-term total ozone observations (1979 to 2000, by TOMS/SBUV), of temperature reanalyses…”
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A UT/LS ozone climatology of the nineteen seventies deduced from the GASP aircraft measurement program by Schnadt Poberaj, C., Staehelin, J., Brunner, D., Thouret, V., Mohnen, V.

“…We present ozone measurements of the Global Atmospheric Sampling Program (GASP) performed from four commercial and one research aircraft in the late 1970s. The…”
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Interaction of atmospheric chemistry and climate and its impact on stratospheric ozone by SCHNADT, C, DAMERIS, M, PONATER, M, HEIN, R, GREWE, V, STEIL, B

“…The interactively coupled chemistry-climate model ECHAM4.L39(DLR)/CHEM is employed in sensitivity calculations to investigate feedback mechanisms of dynamic,…”
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Results of an interactively coupled atmospheric chemistry - general circulation model : Comparison with observations by HEIN, R, DAMERIS, M, BRÜHL, C, SCHNADT, C, LAND, C, GREWE, V, KÖHLER, I, PONATER, M, SAUSEN, R, STEIL, B, LANDGRAF, J

“…The coupled climate-chemistry model ECHAM4.L39(DLR)/CHEM is presented which enables a simultaneous treatment of meteorology and atmospheric chemistry and their…”
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Impact of large solar zenith angles on lower stratospheric dynamical and chemical processes in a coupled chemistry-climate model by Lamago, D., Dameris, M., Schnadt, C., Eyring, V., Brühl, C.

“…Actinic fluxes at large solar zenith angles (SZAs) are important for atmospheric chemistry, especially under twilight conditions in polar winter and spring…”
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Assessment of the ozone and temperature variability during 1979–1993 with the chemistry-climate model SOCOL by Rozanov, E., Schraner, M., Schnadt, C., Egorova, T., Wild, M., Ohmura, A., Zubov, V., Schmutz, W., Peter, Th

“…The chemistry-climate model SOCOL has been applied for the study of ozone and temperature anomalies during 1979–1993. Temperature and ozone anomalies have been…”
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Assessment of the future development of the ozone layer by Dameris, M., Grewe, V., Hein, R., Schnadt, C., Brühl, C., Steil, B.

“…ECHAM3/CHEM is used to estimate the future development of the ozone layer. The general circulation model ECHAM3 and the chemistry module CHEM are coupled in a…”
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Tropical cyclones, 6-25 day oscillations, and tropical-extratropical interaction over the northwestern Pacific by SCHNADT, C, FINK, A, VINCENT, D. G, SCHRAGE, J. M, SPETH, P

“…This paper investigates tropical-extratropical interactions over the northwestern Pacific Ocean that involve tropical cyclones and subtropical jet streaks…”
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Relationship between North Atlantic Oscillation changes and stratospheric ozone recovery in the Northern Hemisphere in a chemistry-climate model by Schnadt, Christina, Dameris, Martin

“…The relationship between North Atlantic Oscillation (NAO) changes and northern stratospheric ozone recovery in the near future is investigated using four…”
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