Staff

Dr. Tobias Bayr

Ocean Circulation and Climate Dynamics
Maritime Meteorology

Office:
Room: Geb. 5, 4.311
Phone: +49 431 600-4069
Fax: +49 431 600-4052
Email: tbayr(at)geomar.de

Address:
Wischhofstr. 1-3
D-24148 Kiel, Germany

Interests

  • anthropogenic climate change
  • Walker Circulation and El Niño/Southern Oscillation (ENSO)
  • Climate communication and climate psychology
  • Talks and workshop about climate change

Coordinator of Scientists for Future in Schleswig-Holstein

I am coordinator of the regional group of Scientists for Future in Schleswig-Holstein

Educational Climate Model MSCM

I am part of the development team of the Monash Simple Climate Model (MSCM). which was designed for educational purposes.

http://mscm.dkrz.de

Private Homepage

Here you can find some suggestions, what each of us can do against climate change (only in German):

www.klimafrosch.de

Curriculum Vitae

  • since 2015: Postdoc in meteorology at GEOMAR, Kiel, Germany
  • 2014-2015: Living and learning in Ecovillages
  • 2010-2013: PhD in meteorology at GEOMAR, Kiel, Germany
  • 2005-2010: Diploma in meteorology at Kiel University, Germany
  • 2003-2005: studies of buisness administration at HTW Berlin, Germany
  • 2000-2005: banker in Berlin, Germany
  • 1999-2000: civilian service in Berlin, Germany
  • 1999: Abitur in Husum, Germany

Publications

Number of items: 48.

Articles in a Scientific Journal - peer-reviewed

[thumbnail of clim-JCLI-D-22-0874.1.pdf]

Zhang, Y., Bayr, T. , Latif, M. , Song, Z. , Park, W. and Reintges, A. (2023) Local and remote causes of the equatorial Pacific cold sea surface temperature bias in the Kiel Climate Model. Open Access Journal of Climate, 36 (24). pp. 8425-8442. DOI 10.1175/jcli-d-22-0874.1.

[thumbnail of s43247-023-00912-4.pdf]

Latif, M. , Bayr, T. , Kjellsson, J. , Lübbecke, J. F. , Martin, T. , Nnamchi, H. C. , Park, W., Savita, A., Sun, J. and Dommenget, D. (2023) Strengthening atmospheric circulation and trade winds slowed tropical Pacific surface warming. Open Access Communications Earth & Environment, 4 (1). Art.Nr. 249. DOI 10.1038/s43247-023-00912-4.

[thumbnail of wcd-4-471-2023.pdf] [thumbnail of wcd-4-471-2023-supplement.pdf]

Casselman, J. W., Lübbecke, J. F. , Bayr, T. , Huo, W. , Wahl, S. and Domeisen, D. I. V. (2023) The teleconnection of extreme El Niño–Southern Oscillation (ENSO) events to the tropical North Atlantic in coupled climate models. Open Access Weather and Climate Dynamics, 4 (2). pp. 471-487. DOI 10.5194/wcd-4-471-2023.

[thumbnail of 1520-0442-JCLI-D-21-1004.1.pdf]

Siuts, T., Bayr, T. and Lübbecke, J. F. (2023) Changes in ENSO Characteristics in Model Simulations with Considerably Altered Background Climate States. Journal of Climate, 36 (2). pp. 467-483. DOI 10.1175/jcli-d-21-1004.1.

[thumbnail of s43017-021-00199-z.pdf]

Cai, W., Santoso, A., Collins, M., Dewitte, B., Karamperidou, C., Kug, J. S., Lengaigne, M., McPhaden, M. J., Stuecker, M. F., Taschetto, A. S., Timmermann, A., Wu, L., Yeh, S. W., Wang, G., Ng, B., Jia, F., Yang, Y., Ying, J., Zheng, X. T., Bayr, T. , Brown, J. R., Capotondi, A., Cobb, K. M., Gan, B., Geng, T., Ham, Y. G., Jin, F. F., Jo, H. S., Li, X., Lin, X., McGregor, S., Park, J. H., Stein, K., Yang, K., Zhang, L. and Zhong, W. (2021) Changing El Niño–Southern Oscillation in a warming climate. Nature Reviews Earth & Environment, 2 . pp. 628-644. DOI 10.1038/s43017-021-00199-z.

[thumbnail of Beobide-Arsuaga2021_Article_UncertaintyOfENSO-amplitudePro.pdf]

Beobide-Arsuaga, G., Bayr, T. , Reintges, A. and Latif, M. (2021) Uncertainty of ENSO-amplitude projections in CMIP5 and CMIP6 models. Open Access Climate Dynamics, 56 . pp. 3875-3888. DOI 10.1007/s00382-021-05673-4.

[thumbnail of Bayr2021_Article_TheInterplayOfThermodynamicsAn.pdf]

Bayr, T. , Drews, A. , Latif, M. and Lübbecke, J. F. (2021) The interplay of thermodynamics and ocean dynamics during ENSO growth phase. Open Access Climate Dynamics, 56 . pp. 1681-1697. DOI 10.1007/s00382-020-05552-4.

[thumbnail of [15200477 - Bulletin of the American Meteorological Society] Evaluating Climate Models with the CLIVAR 2020 ENSO Metrics Package.pdf] [thumbnail of 10.1175_BAMS-D-19-0337.2.pdf]

Planton, Y. Y., Guilyardi, E., Wittenberg, A. T., Lee, J., Gleckler, P. J., Bayr, T. , McGregor, S., McPhaden, M. J., Roehrig, R., Vialard, J. and Voldoire, A. (2021) Evaluating climate models with the CLIVAR 2020 ENSO metrics package. Open Access Bulletin of the American Meteorological Society, 102 (2). E193-E217. DOI 10.1175/BAMS-D-19-0337.1.

[thumbnail of gmd-13-2533-2020.pdf]

Matthes, K. , Biastoch, A. , Wahl, S. , Harlaß, J. , Martin, T. , Brücher, T., Drews, A. , Ehlert, D., Getzlaff, K. , Krüger, F., Rath, W. , Scheinert, M. , Schwarzkopf, F. U. , Bayr, T. , Schmidt, H. and Park, W. (2020) The Flexible Ocean and Climate Infrastructure Version 1 (FOCI1): Mean State and Variability. Open Access Geoscientific Model Development, 13 . pp. 2533-2568. DOI 10.5194/gmd-13-2533-2020.

[thumbnail of Bayr2020_Article_WalkerCirculationControlsENSOA-1.pdf]

Bayr, T. , Dommenget, D. and Latif, M. (2020) Walker Circulation controls ENSO Atmospheric Feedbacks in Uncoupled and Coupled Climate Model Simulations. Open Access Climate Dynamics, 54 . pp. 2831-2846. DOI 10.1007/s00382-020-05152-2.

[thumbnail of Prigent2020_Article_WeakenedSSTVariabilityInTheTro.pdf] [thumbnail of Correction]

Prigent, A. , Lübbecke, J. F. , Bayr, T. , Latif, M. and Wengel, C. (2020) Weakened SST variability in the tropical Atlantic Ocean since 2000. Open Access Climate Dynamics, 54 . pp. 2731-2744. DOI 10.1007/s00382-020-05138-0.

[thumbnail of Bayr2019_Article_TheEffectOfTheEquatorialPacifi.pdf]

Bayr, T. , Domeisen, D. I. V. and Wengel, C. (2019) The effect of the equatorial Pacific cold SST bias on simulated ENSO teleconnections to the North Pacific and California. Climate Dynamics, 53 (7-8). pp. 3771-3789. DOI 10.1007/s00382-019-04746-9.

[thumbnail of Bayr2019_Article_ErrorCompensationOfENSOAtmosph.pdf]

Bayr, T. , Wengel, C., Latif, M. , Dommenget, D., Lübbecke, J. F. and Park, W. (2019) Error compensation of ENSO atmospheric feedbacks in climate models and its influence on simulated ENSO dynamics. Climate Dynamics, 53 (1-2). pp. 155-172. DOI 10.1007/s00382-018-4575-7.

[thumbnail of Dommenget et al. - 2018 - The Monash Simple Climate Model Experiments (MSCM-DB v1.0) An interactive database of mean climate, climate ch.pdf] [thumbnail of gmd-12-2155-2019-supplement.pdf]

Dommenget, D., Nice, K., Bayr, T. , Kasang, D., Stassen, C. and Rezny, M. (2019) The Monash Simple Climate Model experiments (MSCM-DB v1.0): an interactive database of mean climate, climate change, and scenario simulations. Open Access Geoscientific Model Development, 12 . pp. 2155-2179. DOI 10.5194/gmd-2018-143.

[thumbnail of Wengel2019_Article_EasternEquatorialPacificSeaSur.pdf] [thumbnail of 382_2018_4233_MOESM1_ESM.docx]

Wengel, C., Latif, M. , Park, W. , Harlaß, J. and Bayr, T. (2019) Eastern equatorial Pacific sea surface temperature annual cycle in the Kiel Climate Model: simulation benefits from enhancing atmospheric resolution. Climate Dynamics, 52 (3-4). pp. 1983-2003. DOI 10.1007/s00382-018-4233-0.

[thumbnail of Timmermann et al. - 2018 - El Niño-Southern Oscillation Complexity.pdf] [thumbnail of Correction]

Timmermann, A., An, S. I., Kug, J. S., Jin, F. F., Cai, W., Capotondi, A., Cobb, K. M., Lengaigne, M., McPhaden, M. J., Stuecker, M. F., Stein, K., Wittenberg, A. T., Yun, K. S., Bayr, T. , Chen, H. C., Chikamoto, Y., Dewitte, B., Dommenget, D., Grothe, P., Guilyardi, E., Ham, Y. G., Hayashi, M., Ineson, S., Kang, D., Kim, S., Kim, W., Lee, J. Y., Li, T., Luo, J. J., McGregor, S., Planton, Y., Power, S., Rashid, H., Ren, H. L., Santoso, A., Takahashi, K., Todd, A., Wang, G., Wang, G., Xie, R., Yang, W. H., Yeh, S. W., Yoon, J., Zeller, E. and Zhang, X. (2018) El Nino–Southern Oscillation complexity. Nature, 559 (7715). pp. 535-545. DOI 10.1038/s41586-018-0252-6.

[thumbnail of s00382-017-3799-2.pdf]

Bayr, T. , Latif, M. , Dommenget, D., Wengel, C., Harlaß, J. and Park, W. (2018) Mean-state dependence of ENSO atmospheric feedbacks in climate models. Climate Dynamics, 50 (9-10). pp. 3171-3194. DOI 10.1007/s00382-017-3799-2.

Wengel, C., Dommenget, D., Latif, M. , Bayr, T. and Vijayeta, A. (2018) What Controls ENSO-Amplitude Diversity in Climate Models?. Open Access Geophysical Research Letters, 45 (4). pp. 1989-1996. DOI 10.1002/2017GL076849.

[thumbnail of Wengel2018_Article_SeasonalENSOPhaseLockingInTheK.pdf] [thumbnail of Wengel_2018.pdf]

Wengel, C., Latif, M. , Park, W. , Harlaß, J. and Bayr, T. (2018) Seasonal ENSO phase locking in the Kiel Climate Model: The importance of the equatorial cold sea surface temperature bias. Open Access Climate Dynamics, 50 (3-4). pp. 901-919. DOI 10.1007/s00382-017-3648-3.

[thumbnail of art_10.1007_s00382-014-2091-y.pdf]

Bayr, T. , Dommenget, D., Martin, T. and Power, S. B. (2014) The eastward shift of the Walker Circulation in response to global warming and its relationship to ENSO variability. Climate Dynamics, 43 (9-10). pp. 2747-2763. DOI 10.1007/s00382-014-2091-y.

[thumbnail of art_10.1007_s00382-014-2057-0.pdf]

Dommenget, D., Haase, S. , Bayr, T. and Frauen, C. (2014) Analysis of the Slab-Ocean El Nino Atmospheric Feedbacks in Observed and Simulated ENSO Dynamics. Climate Dynamics, 42 (11-12). pp. 3187-3205. DOI 10.1007/s00382-014-2057-0.

[thumbnail of Bayr_2013.pdf]

Bayr, T. and Dommenget, D. (2013) The Tropospheric Land-Sea Warming Contrast as the Driver of Tropical Sea Level Pressure Changes. Open Access Journal of Climate, 26 (4). pp. 1387-1402. DOI 10.1175/JCLI-D-11-00731.1.

[thumbnail of Dommenget.pdf]

Dommenget, D., Bayr, T. and Frauen, C. (2012) Analysis of the non-linearity in the pattern and time evolution of El Nino southern oscillation. Climate Dynamics, 40 (11-12). pp. 2825-2847. DOI 10.1007/s00382-012-1475-0.

Book chapters


Bayr, T. (2021) Zwischen Hoffnung und Verzweiflung - Wo stehen wir in der Klimakrise?. In: Mondnacht - Fünf vor Zwölf: Antworten auf die Klimakrise. , ed. by Verfuß, C. and Erdmann, F.. Trabanten Verlag, Berlin, Germany, pp. 43-62. ISBN 978-3982264974

[thumbnail of Die menschengemachte Klimaerwärmung.pdf]

Bayr, T. (2020) Die menschengemachte Klimaerwärmung und die Tiefsee. In: Tiefsee - Vielfalt in der Dunkelheit. , ed. by Müller, T. and Hoffmann-Wieck, G.. Senckenberg-Buch, 83 . Schweizerbart, Stuttgart, pp. 184-185. ISBN 978-3-510-61415-8

Presentations

[thumbnail of 202102 ENSO Conference Kiel.pdf]

Bayr, T. , Latif, M. , Dommenget, D., Wengel, C., Lübbecke, J. F. , Drews, A. , Beobide, G. and Park, W. (2021) The role of atmospheric feedbacks in ENSO simulation and projection. Open Access [Talk] In: The role of the atmosphere in El Niño/Southern Oscillation. , 17.2.2021, Kiel / Online .

[thumbnail of 202005 Walker Circulation controls ENSO atmospheric feedbacks.pdf]

Bayr, T. , Dommenget, D. and Latif, M. (2020) Walker Circulation controls ENSO Atmospheric Feedbacks in Uncoupled and Coupled Climate Model Simulations. [Talk] In: EGU General Assembly 2020. , 03.05.-08.05.2020, Vienna, Austria .

[thumbnail of 20181203_FB1_climate_change.pdf]

Bayr, T. (2018) Between worry and hope: On which path is international climate protection?. [Talk] In: FB1 Seminar. , 3.12.2018, GEOMAR Kiel .

[thumbnail of 2018_ENSO_conference_Tobias_Bayr.pdf]

Bayr, T. , Latif, M. , Wengel, C., Harlaß, J. and Park, W. (2018) Improving ENSO in a Climate Model: Tuning vs. Flux correction. Open Access [Talk] In: 4. International Conference on El Nino Southern Oscillation: ENSO in a warmer Climate. , 16.-18.10.2018, Guayaquil, Ecuador .

[thumbnail of 2018_EGU_ENSO_AF_Tobias_Bayr_OceanRep.pdf]

Bayr, T. , Latif, M. , Dommenget, D., Wengel, C., Lübbecke, J. F. , Harlaß, J. and Park, W. (2018) Mean-State Dependence of ENSO atmospheric feedbacks and ENSO dynamics in climate models. Open Access [Invited talk] In: EGU General Assembly 2018. , 08.-13.04.2018, Vienna, Austria .

[thumbnail of 2018_EGU_ENSO_tele_Tobias_Bayr_OceanRep.pdf]

Bayr, T. , Domeisen, D. I. V. and Wengel, C. (2018) How linear is the ENSO Teleconnection to the North Pacific? The Role of ENSO Atmospheric Feedbacks for Rainfall in California. Open Access [Talk] In: EGU General Assembly 2018. , 08.-13.04.2018, Vienna, Austria .

[thumbnail of 2018_BOM_Tobias_Bayr.pdf]

Bayr, T. , Latif, M. , Dommenget, D., Wengel, C., Lübbecke, J. F. and Park, W. (2018) The mean state dependence of ENSO atmospheric feedbacks and ENSO dynamics in climate models. Open Access [Talk] In: Seminar. , 15.3.2018, Bureau of Meteorology Melbourne, Australia .

[thumbnail of 2017_ENSO_workshop_Tobias_Bayr_OcRep.pdf]

Bayr, T. , Latif, M. , Dommenget, D., Lübbecke, J. F. , Wengel, C., Harlass, J. and Park, W. (2017) The mean state dependence of ENSO atmospheric feedbacks and ENSO dynamics in climate models. [Talk] In: ENSO Complexity Workshop. , 16.-20.10.2017, Busan, South Korea .


Wengel, C., Latif, M. , Park, W. , Harlaß, J. and Bayr, T. (2017) Seasonal ENSO phase locking in the Kiel Climate Model (KCM: The importance of the equatorial cold SST bias. [Talk] In: AMOS/MSNZ CONFERENCE/ANZCF 2017. , 07.02.2017, Canberra .

[thumbnail of 2016_EGU_ENSO_Tobias_Bayr.pdf]

Bayr, T. and Latif, M. (2016) Slab Ocean El Nino atmospheric feedbacks in Coupled Climate Models and its relationship to the Recharge Oscillator. [Talk] In: EGU General Assembly 2016. , 17.-22.04.2016, Vienna, Austria .

[thumbnail of AOGS.brisbane.tropical.ciruclation.changes.2013.pptx]

Bayr, T. and Dommenget, D. (2013) The Inhomogeneous Tropospheric Warming as the Driver of Tropical Sea Level Pressure and Walker Circulation Changes. [Talk] In: AOGS 2013 : Asia Oceania Geosciences Society Annual Meeting. , 24.-28.06.2013, Brisbane, Australia .

[thumbnail of EGU2013_TBayr.pptx]

Bayr, T. and Dommenget, D. (2013) The Inhomogeneous Tropospheric Warming as the driver of Tropical Sea Level Pressure and Walker Circulation Changes. [Talk] In: EGU General Assembly 2013. , 07.-12.04.2013, Vienna, Austria .


Bayr, T. and Dommenget, D. (2012) Distinct Empirical Orthogonal Functions: A New Method to Quantify the Changes in the Modes of Variability. [Talk] In: ESF-LFUI Modes of Variability in the Climate System Conference . , 27.05 - 01.06.2012, Obergurgl, Austria .

Conference posters

[thumbnail of ME_tbayr_73150_EGU2019.pdf]

Bayr, T. , Latif, M. , Drews, A. , Lübbecke, J. F. and Park, W. (2019) A new method, based on Offline Slab Ocean SST, to quantify the error compensation of ENSO atmospheric feedbacks in climate models. [Poster] In: EGU General Assembly 2019. , 07.-12.04.2019, Vienna, Austria .


Bayr, T. , Latif, M. , Duteil, O. , Wengel, C. and Park, W. (2018) The Role of Atmospheric Feedbacks in simulated ENSO and their influence on the Pacific OMZ. [Poster] In: Oxygen Deoxygenation Conference 2018. , 03.-07.09.2018, Kiel, Germany .

[thumbnail of FB1_ME_tbayr_EGU2017.pdf]

Bayr, T. , Latif, M. , Dommenget, D., Wengel, C., Harlaß, J. and Park, W. (2017) Mean-State Dependence of ENSO Atmospheric Feedbacks in Climate Models. [Poster] In: EGU General Assembly 2017. , 23.-28.04.2017, Vienna, Austria .

[thumbnail of FB1_ME_TobiasBayr_Poster_DEOF.pdf]

Bayr, T. and Dommenget, D. (2013) Comparing the spatial structure of variability in two datasets against each other on the basis of EOF-modes. [Poster] In: EGU General Assembly 2013. , 07.-12.04.2013, Vienna, Austria .

[thumbnail of Poster_Walker-1.pdf]

Bayr, T. , Dommenget, D., Martin, T. and Power, S. (2013) Eastward shift of the Walker Circulation under global warming and its relationship to ENSO variability. [Poster] In: AGU Fall Meeting 2013. , 09.-13.12.2013, San Francisco, USA .

[thumbnail of FB1_ME_tbayr_Poster_Tropical_SLP.pdf]

Bayr, T. and Dommenget, D. (2012) The Land-Sea Warming Contrast as the Driver of Tropical Sea Level Pressure Changes. [Poster] In: EGU General Assembly 2012. , 22.-27.04.2012, Vienna, Austria .

Theses - not published by a publisher

[thumbnail of Dis_TBayr_2013.pdf;jsessionid=9BD59DC0388F8E4BC30C0FBCF512C0E4.pdf]

Bayr, T. (2013) Tropical atmospheric circulation changes under global warming. Open Access (PhD/ Doctoral thesis), Christian-Albrechts-Universität Kiel, Kiel, Germany, 95 pp.

[thumbnail of TBayr_Dipl_2010.pdf]

Bayr, T. (2010) Die Veränderungen des Luftdrucks im IPCC A1B Szenario: Mittlerer Zustand und Muster der Variabilität. (Diploma thesis), Christian-Albrechts-Universität, Kiel, Germany, 113 pp.

This list was generated on Sun Jul 14 15:16:02 2024 CEST.