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Simulation von Treibhausgasen in der Atmosphäre Publikationen

Preprints/under review

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Vardag, S.N and Lauvaux, T. IG3IS Urban Greenhouse Gas Emission Observation and Monitoring Good Research Practice Guidelines 12. Forward Modelling
Vardag, S. N., Metz, E.M., Artelt, L., Basu, S., Jung, M. & Butz, A., CO2 Release during Soil Rewetting Shapes the Seasonal Carbon Dynamics in South American Temperate Region, under review in GRL
Pilz, L., Lüken-Winkels, C., M. Galkowski, D. Ho, C.  Gerbig, F. Chen, S. N. Vardag., Evaluation of high-resolution WRF simulation in urban areas – Effect of different physics schemes on simulation performance in the Rhine- Main-Neckar area, under review in Atmospheric Environment
T. Glauch, J. Marshall, C. Gerbig, S. Botía, M.Gałkowski, S. N. Vardag and A. Butz, pyVPRM: A next-generation Vegetation Photosynthesis and Respiration Model for the post-MODIS era,  EGUsphere [preprint], 2025
Meier, T.,  Aeschbach, N., Tosun, J., Vardag, S.N., Interdisziplinarität,  Buchkapitel in Umwelt interdisziplinär, Bd. 1. Universitätsbibliothek, Heidelberg.
Bechthold, M., Barfuss, W., Butz, A., Breier, J., Constantino, S. M., Heitzig, J., Schwarz, L., Vardag, S. N., and Donges, J. F.: Social norms and groups structure safe operating spaces in renewable resource use in a social-ecological multi-layer network model, EGUsphere [preprint], 2024, under review in ESD

2025

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Metz, E.-M., Vardag, S. N., Basu, S., Jung, M., and Butz, A.: Seasonal and interannual variability in CO2 fluxes in southern Africa seen by GOSAT, Biogeosciences, 22, 555–584, 2025.

2024

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Vardag, S. N. and Maiwald, R.: Optimising urban measurement networks for CO2 flux estimation: a high-resolution observing system simulation experiment using GRAMM/GRAL, Geosci. Model Dev., 17, 1885–1902, 2024
Knapp, M., Kleinschek, R., Vardag, S. N., Külheim, F., Haveresch, H., Sindram, M., Siegel, T., Burger, B., and Butz, A.: Quantitative imaging of carbon dioxide plumes using a ground-based shortwave infrared spectral camera, Atmos. Meas. Tech., 17, 2257–2275, 2024
May, M., Wald, S., Suter, I., Brunner, D., Vardag, S.N.: Evaluation of the GRAMM/GRAL model for high-resolution wind fields in Heidelberg, Germany, Atmospheric Research, 2024

2023

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Schmitt, T. D., Kuhn, J., Kleinschek, R., Löw, B. A., Schmitt, S., Cranton, W., Schmidt, M., Vardag, S. N., Hase, F., Griffith, D. W. T. and Butz, A.: An open-path observatory for greenhouse gases based on near-infrared Fourier transform spectroscopy, Atmos. Meas. Tech., 2023
Metz, E.-M., Vardag, S.N.,  Basu, S., Jung, M., Ahrens, B., El-Madany, T., Sitch, S., Arora, V.  K., Briggs, P. R. , Friedlingstein, P., Goll, D.S., Jain, A.K.,  Kato, E., Lombardozzi, D., Nabel,J .E. M. S., Poulter, B., Séférian, R., Tian, H., Wiltshire, A., Yuan, W., Yue, X., Zaehle, S.,  Deutscher, N.M.,  Griffith, D.W.T., Butz, A. Soil respiration–driven CO2 pulses dominate Australia’s flux variability. Science, 379, 1332-1335, 2023
Ulrich, V., Brückner, J., Schultz, M., Vardag, S.N., Ludwig, C., Fürle, J., Zia, M., Lautenbach, S., Zipf, A. Private Vehicles Greenhouse Gas Emission Estimation at Street Level for Berlin Based on Open Data. ISPRS Int. J. Geo-Inf. 2023, 12, 138., 2023

2022

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  • Ebenhoch, S., Ruckelshausen, T., Siegmund, A., Teichert, V., Vardag, S.N.: Bildung für Nachhaltige Entwicklung,  Buchkapitel in Umwelt interdisziplinär, Bd. 1. Universitätsbibliothek, Heidelberg, 2022
  • Jungmann, M., Vardag, S.N., Kutzner, F., Keppler, F., Schmidt, M., Aeschbach, A., Gerhard, U., Zipf, A., Lautenbach, S., Siegmund, A., Goeschl, T. Butz, A.: Zooming-in for climate action—hyperlocal greenhouse gas data for mitigation action?. Clim Action 1, 8, 2022
Luther, A., Kostinek, J., Kleinschek, R., Defratyka, S., Stanisavljević, M., Forstmaier, A., Dandocsi, A., Scheidweiler, L., Dubravica, D., Wildmann, N., Hase, F., Frey, M. M., Chen, J., Dietrich, F., Nȩcki, J., Swolkień, J., Knote, C., Vardag, S. N., Roiger, A. and Butz, A.: Observational constraints on methane emissions from Polish coal mines using a ground-based remote sensing network, Atmos. Chem. Phys., 22(9), 5859–5876, 2022
  • Butz, A., Hanft, V., Kleinschek, R., Frey, M. M., Müller, A., Knapp, M., Morino, I., Agusti-Panareda, A., Hase, F., Landgraf, J., Vardag, S. N. and Tanimoto, H.: Versatile and Targeted Validation of Space-Borne XCO2, XCH4 and XCO Observations by Mobile Ground-Based Direct-Sun Spectrometers, Front. Remote Sens., 2, 775805, 2022

2019

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Ghasemifard, H.; Vogel, F.R.; Yuan, Y.; Luepke, M.; Chen, J.; Ries, L.; Leuchner, M.; Schunk, C.;  Vardag, S.N; Menzel, A. Pollution Events at the High-Altitude Mountain Site Zugspitze-Schneefernerhaus (2670 m a.s.l.), Germany. Atmosphere, 10, 330, 2019

2018

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Griffith, D. W. T., Pöhler, D., Schmitt, S., Hammer, S., Vardag, S. N., and Platt, U.: Long open-path measurements of greenhouse gases in air using near-infrared Fourier transform spectroscopy, Atmos. Meas. Tech., 11, 1549–1563, 2018
Vardag, S.N. and Lautenbach,S.: The Value of Detours. In: R Westerholt, F-B Mocnik, and A Zipf (eds.), Proceedings of the 1st Workshop on Platial Analysis (PLATIAL’18), pp. 61–65, 2018

2016

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Vardag, S. N., Hammer, S., and Levin, I.: Evaluation of 4 years of continuous δ13C(CO2) data using a moving Keeling plot method, Biogeosciences, 13, 4237–4251, 2016

 

2015

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Vardag, S. N., Hammer, S., Sabasch, M., Griffith, D. W. T., and Levin, I.: First continuous measurements of δ18O-CO2 in air with a Fourier transform infrared spectrometer, Atmos. Meas. Tech., 8, 579–592, 2015
Vardag, S. N., Gerbig, C., Janssens-Maenhout, G., and Levin, I.: Estimation of continuous anthropogenic CO2: model-based evaluation of CO2, CO, δ13C(CO2) and Δ14C(CO2) tracer methods, Atmos. Chem. Phys., 15, 12705–12729, 2015

2014

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Vardag, S. N., Hammer, S., O'Doherty, S., Spain, T. G., Wastine, B., Jordan, A., and Levin, I.: Comparisons of continuous atmospheric CH4, CO2 and N2O measurements – results from a travelling instrument campaign at Mace Head, Atmos. Chem. Phys., 14, 8403–8418, 2014

2013

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Hammer, S., Griffith, D. W. T., Konrad, G., Vardag, S., Caldow, C., and Levin, I.: Assessment of a multi-species in situ FTIR for precise atmospheric greenhouse gas observations, Atmos. Meas. Tech., 6, 1153–1170, 2013

Deutsch

Dr. Sanam Vardag