April 28, 2023 - Presentation at EGU23

Session: Machine Learning for Climate Science
Separation of climate models and observations based on daily output using two machine learning classifiers

March 24, 2023 - Invited talk Global Carbon Budget workshop

Some practical thoughts on model weighting

January 18, 2023 - Guest speaker in Green Finance seminar

Vienna, Austria | u:find entry: Link
Naturwissenschaftliche Grundlagen der Klimakrise: PDF

January 13, 2023 - Klimaszenarien.AT kick-off

Online | News item (in German): Link

November 14 - 19, 2022 - Participation at the UN Climate Conference (COP27)

Sharm El-Sheikh, Egypt | Homepage: Link
univie Blog article: Link

November 7, 2022 - Article Rudolphina

Hitze, Dürre, Flut: Sind Katastrophen das neue Normal? (in German)

October 27, 2022 - Interview Ö1 Kinderuni

Wie entstehen Wolken? (in German)

October, 2022 - UN environment programme Emissions Gap Report 2022

October, 2022 - Climate Action Tracker State of Climate Action 2022 report

October, 2022 - WMO State of the Global Climate 2022 report

October 10, 2022 - New publication

Gründemann G. J, van de Giesen N., Brunner L., and van der Ent R. (2022): Rarest rainfall events will see the greatest relative increase in magnitude under future climate change, communications earth & environment PDF

October 7, 2022 - Workshop Inspirationstag der Erzdiözese Wien

Vienna, Austria | Topic: Naturwissenschafltiche Grundlage der Klimakrise PDF

August 3, 2022 - New preprint

Palmer T. E., McSweeney C.F., Booth B. B. B., Priestley M. D. K., Davini P., Brunner L., Borchert L., and Menary M. B. (2022): Performance based sub-selection of CMIP6 models for impact assessments in Europe, Earth Syst. Dynam. Diss., PDF

July 11, 2022 - Participation kinderuni: Mittendrin im Klimalabor

Vienna, Austria | Homepage (German): Link

Picture: © Griwank

June 25, 2022 - New publication

Befort D. J., Brunner L., Borchert L. F., O’Reilly C. H., Mignot J., Ballinger A. P., Hegerl G. C., and Murphy J. M. (2022): Combination of decadal predictions and climate projections in time: Challenges and potential solutions, Geophys. Res. Lett. PDF

Example of inconsistencies introduced by concatenation of decadal predictions and climate projections. Time series of near-surface air temperatures over Northern Europe region (NEU) for a) uninitialized climate projections from 1976 to 2001 b) decadal predictions from 1976 to 1985 (initialized in 1975) and climate projections from 1986 to 2001.

June 28 - July 2, 2022 - Participation at the NextGEMS hackathon

Vienna, Austria

Picture: © NextGEMS

June 15 - 18, 2022 - Participation at the The Future of the Earth performance

Pratteln, Switzerland & virtual | Project homepage and live stream: Link
More impressions here

May 27, 2022 - Presentation at the EGU General Assembly 2022

Investigating 25 years of coupled climate modeling | Abstract: PDF
Vienna, Austria | Conference homepage: Link

May 19, 2022 - New preprint

Brunner L. and Sippel S. (2022): Separation of climate models and observations based on daily output using machine learning, submitted to Env. Data Sci. / available on EarthArXiv, PDF

Logistic regression coefficients learned from daily data in the period 1950-1999 and used to separate daily temperature maps from models and observations.

May 12, 2022 - Poster presentation at the Climate Informatics Conference

Classifying climate models based on temperature patterns from a single day using a convolutional neural network
Virtual | Conference homepage: Link

May 4, 2022 - Presentation at nextGEMS meeting

Separating models and observations based on daily temperatures using machine learning
Virtual | Project homepage: Link

May 4, 2022 - Presentation at the EUCP workshop 2022

Constraining European projections - EUCP progress towards a unified method (PDF)
Virtual | Project homepage: Link

April 21, 2022 - Poster presentation at the Austrian Klimatag 2022

Gewichtung von Klimamodellen reduziert die prognostizierte globale Erwärmung in CMIP6 (PDF)
Vienna, Austria | Conference homepage (in German): - Link

April 22, 2022 - European State of the Climate 2021
German summary: PDF

April 4, 2022 - Österreichischer Klimabericht 2021

February 4, 2022 - Presentation at the DACH Quality control methods meeting

Constraining Future European Climate from GCMs - Methods, Results, and Ways Forward, PDF

February 3 - 4, 2022 - Session chair and presentation at the CliMatters workshop

Uncertainty in climate modeling and projections (session) | Separating Uncertainties in Projections of Future Climate – Importance, Lessons, and Solutions, PDF
Virtual | Workshop homepage: Link

January 18, 2022 - Presentation at the University of Vienna Meteorological/Geophysical Colloquium

Weighting models by performance and independence - Effects on projections of future climate, PDF
Virtual | Department homepage: Link

January 2022 - State of the Climate 2021 (NOAA)

Older (selection)

November 16, 2021 - Keynote at the EC-Earth meeting

Uncertainties in multi-model assessments of future climate, PDF
Virtual | Meeting homepage: Link

October 21, 2021 - Invited talk at the Wegener Center Common Space seminar (University of Graz)

Weighting models by performance and independence - Effects on projections of future climate, PDF
Virtual | Institute homepage: Link