Recent papers, presentations, degrees
Upcoming / ongoing
2020
28 February 2020: New paper on climatic fluctuations due to major volcanic eruptions at end of the Triassic is published! | |
20 January 2020: Our paper on Atlantic Meridional Overturning Circulation (AMOC) slowdown and global surface temperature change is published! |
2019
12–23 November 2019: Series of public lectures on climate change and climate modeling in Rosenheim, Mannheim, Vienna, Eichstätt and Potsdam. | |
11 October 2019: We are partner in the Synergy Grant project MEET that will be funded by the European Research Council (ERC), see press releases here and here! | |
27 September 2019: Levke Caesar has successfully defended her PhD thesis on "The evolution of the Atlantic Meridional Overturning Circulation and its implications for surface warming" – congratulations! | |
September 2019: Our comprehensive paper on the climate during the Devonian (419 to 359 million years ago) is finally out! | |
11 September 2019: Public lecture on climate change in Dresden at the Max Planck Institute for the Physics of Complex Systems (DPG-Industriegespräche) | |
30 August–7 September 2019: I am teaching a course on climate change at a summer academy of the Studienstiftung at St John's College in Cambridge (UK) | |
28–30 August 2019: Oral presentations at the EGU Galileo Conference "Mass Extinctions, Recovery and Resilience" in Utrecht, The Netherlands, by group members Jan Landwehrs and Julia Brugger | |
14 August 2019: Public lecture on climate change at Planetarium Berlin | |
29 July 2019: Evening lecture at a conference organised by my former group at MPE/USM | |
26 July 2019: Panel discussion with Bavarian prime minister Markus Söder organised by Süddeutsche Zeitung, see their report | |
16–22 June 2019: Research stay at the Erwin Schrödinger International Institute for Mathematics and Physics in Vienna | |
15 June 2019: Public lecture (öffentlicher Vortrag 4 Milliarden Jahre Klimageschichte in 30 Minuten bei der Langen Nacht der Wissenschaften) | |
23 May 2019: Moritz Kreuzer has successfully defended his MSc thesis on "Coupling the Ice-Sheet Model PISM to the Climate Model POEM" at Universität Potsdam – congratulations! | |
11 April 2019 to 18 July 2019: Lecture on climate modelling (Einführung in die Klimamodellierung), Institut für Physik und Astronomie, Universität Potsdam | |
7–12 April 2019: Oral and poster presentations at the EGU General Assembly 2019 in Vienna, Austria, by group members Levke Caesar, Jan Landwehrs and Peter Steiglechner |
2018
4 December 2018: Jan Landwehrs has successfully defended his MSc thesis on "Modeling the climatic and biogeochemical impact of end-Triassic volcanism" at Universität Potsdam – congratulations! | |
19 November 2018: Peter Steiglechner has successfully defended his MSc thesis on "Estimating global warming from anthropogenic heat emissions conceptual and numerical modelling approaches" at Universität Potsdam – congratulations! | |
19 June 2018: Invited seminar on "Deep-time paleoclimate modeling" at the Department for Meteorology and Geophysics, University of Vienna, Austria | |
9 June 2018: Public lecture (öffentlicher Vortrag 4 Milliarden Jahre Klimageschichte in 30 Minuten bei der Langen Nacht der Wissenschaften) | |
7 June 2018: Invited keynote presentation on "Ancient Climates on Earth" at the Faculty of Earth Sciences, Geography and Astronomy, University of Vienna, Austria | |
6 June 2018: I have completed my Habilitation proceedings at the University of Potsdam and have been awarded the title Dr. rer. nat. habil. | |
23 May 2018: Invited seminar talk on the "Faint Young Sun Paradox" at the Department for Astrophysics, University of Vienna, Austria | |
12 April 2018: Observed fingerprint of a weakening Atlantic Ocean overturning circulation New study published in Nature, see also the press release | |
10 April 2018: Presentations at the EGU General Assembly 2018 in Vienna, Austria, by group members Julia Brugger, Levke Caesar and Georg Feulner | |
3 April 2018: Invited seminar on "The end of the dinosaurs" at GFZ Potsdam | |
23 March 2018: Invited lecture on "The modern biodiversity crisis – entering the `sixth mass extinction'?", 5th British-German Frontiers of Science Symposium 2018 organised by Alexander von Humboldt Foundation, Junge Akademie and Royal Society, Dorking, UK | |
1 March to 31 August 2018: Ida Pfeiffer Visiting Professorship at the Faculty of Earth Sciences, Geography and Astronomy, University of Vienna, Austria | |
27 February 2018: The Working Group Scientific Software within the Priority Initiative "Digital Information" has published recommendations on research software: doi:10.5281/zenodo.1172970 (German), doi:10.5281/zenodo.1172987 (English) |
2017
14 December 2017: Invited lecture on "Climate Change: Ethics, Attribution, Justice", Ethics in Action Meeting, The Pontifical Academy of Sciences, Vatican | |
8 December 2017: Invited lecture on Earth's history, Symposium Vom Werden, Botanische Staatssammlung München | |
24 October 2017: Coal formation turned Earth almost into a Snowball New study published in the Proceedings of the National Academy of Sciences, see also the press release | |
16 October 2017: Invited lecture on climate change, Physics Department, Universität Bielefeld |
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20 April 2017 to 27 July 2017: Lecture on climate modelling (Einführung in die Klimamodellierung), Institut für Physik und Astronomie, Universität Potsdam | |
30 June 2017: Invited lecture on "The end of the dinosaurs", Institut für Planetenforschung, Deutsches Zentrum für Luft- und Raumfahrt (DLR) Berlin | |
24 June 2017: Public lecture (öffentlicher Vortrag Das Ende der Dinosaurier bei der Langen Nacht der Wissenschaften) | |
22 March 2017: Julius Garbe has successfully defended his MSc thesis on "Long-term evolution and critical thresholds of the Antarctic Ice Sheet" at Universität Hamburg |
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13 January 2017: Has the asteroid impact 66 million years ago killed the dinosaurs? New study published in Geophysical Research Letters, see also: animations, press release |
2016
21 December 2016: Erik Gengel has successfully defended his MSc thesis on "Coupling the dynamic vegetation model LPJmL to the Potsdam Earth Model POEM" at Universität Potsdam | |
23 November 2016: I am representing the Leibniz Association in the newly formed Working Group Scientific Software within the Priority Initiative "Digital Information" | |
15 November 2016: Invited lecture on "The climate on early Earth", physics department, Ludwig-Maximilians-Universität München | |
29 September 2016: Stefan Fuchs has successfully defended his BSc thesis on "GEOCARBPIK: Implementation of a model for the global carbon cycle during the Phanerozoic" at HTW Berlin | |
21 September 2016: Invited lecture on "The Faint Young Sun Paradox" at the conference "Cosmology on Small Scales", Prague | |
13-15 September 2016: Three lectures at the Studienwoche of the Elite Graduate Physics Programme of University of Erlangen-Nürnberg/University of Regensburg, Tramin, Italy | |
2 May 2016: Moritz Kreuzer has successfully defended his BSc thesis on "Flexible Energy Balance Climate Models for Teaching and Research" at Universität Ulm | |
6 April 2016: Presentation on "Modelling the Climate Evolution of the Early Earth" at the General Meeting of DFG SPP 1833 “Building a Habitable Earth”, Köln | |
22 March 2016: Invited lecture on "Water – Origin and History of a Remarkable Substance" at Universität Hohenheim | |
26 January 2016: I have been elected as scientific mediator/ombudsman for good scientific practice at PIK (together with Jessica Strefler) for the term 2016–2019 |
2015
15 October 2015 – 4 February 2016: Lecture on Earth's climate history (Klimageschichte der Erde), Institut für Physik und Astronomie, Universität Potsdam | |
13 November 2015: Invited lecture on climate change and the 2-degrees guardrail at Humboldt-Kolleg Budapest 2015 | |
4 November 2015: I have been awarded an award for excellent teaching (Preis für herausragende Lehre) by the Faculty of Science at Universität Potsdam | |
4 November 2015: Levke Caesar has been awarded an award for the best master's degree (Jacob-Jacobi-Preis) by the Faculty of Science at Universität Potsdam | |
4 November 2015: Karola Schulz has successfully defended her BSc thesis on "Timescales for Snowball Earth glaciation and deglaciation" at Universität Potsdam | |
September 2015: Julia Brugger has successfully defended her MSc thesis on "Simulating the climatic effects of the Chicxulub impact with a coupled atmosphere-ocean model" at Universität Potsdam | |
September 2015: Has the rise of algae contributed to Snowball Earth cooling? New study published in Nature Geoscience, see also the PIK News | |
July 2015: Levke Caesar has successfully defended her MSc thesis on "Testing and tuning the new Potsdam Earth Model POEM" at Universität Potsdam | |
May 2015: I have completed the training course Senior Teaching Professionals at the Potsdam Graduate School, Universität Potsdam | |
May 2015: Has the Atlantic Meridional Overturning Circulation weakened during the 20th century? New study published in Nature Climate Change, see also the press release | |
March 2015: I have been appointed Chief Editor for Climate Change of the new journal Global Challenges (Wiley Open Access) | |
21 January 2015: Invited presentation on the reproducibility challenge in climate science at conference "Academic Publishing in Europe", Berlin-Brandenburgische Akademie der Wissenschaften, Berlin |
2014
13 November 2014: Invited presentation on the reproducibility challenge in climate science at ETH Zürich | |
15 October 2014 – 4 February 2015: Lecture on climate modelling (Einführung in die Klimamodellierung), Institut für Physik und Astronomie, Universität Potsdam | |
August 2014: At which point does Earth turn into a "Snowball"? Paper on the global glaciations around 700 million years ago published in Earth and Planetary Science Letters | |
July 2014: Fabian Fischer has successfully completed his BSc thesis on early Eocene climate simulations at Ludwig-Maximilians-Universität München | |
June 2014: Matteo Willeit had his PhD defense on vegetation-climate feedbacks at Potsdam University | |
April 2014: Several new papers resulting from PIK's contribution to the EU-funded Initial Training Network GREENCYCLES II have appeared in print over the past few months: Foley et al. (2013), Willeit, Ganopolski & Feulner (2014), Foley et al. (2014), Willeit et al. (2014) | |
2013 | |
December 2013: Julius Garbe has successfully completed his BSc thesis on the equable climate problem at Humboldt University Berlin | |
September 2013: New paper On the Origin of the Surface Air Temperature Difference Between the Hemispheres in Earth’s Present-Day Climate finally published in the Journal of Climate | |
July 2013: Invited presentation on the long-term evolution of Earth's atmosphere and climate at the Max Planck Society symposium Origins of Life, Dresden, Germany | |
June 2013: Invited presentation on Earth's climate history at the Space Research Institute (IWF) of the Austrian Academy of Sciences in Graz, Austria | |
May 2013: Hendrik Kienert had his PhD defense on climate simulations of the faint young Sun problem at Potsdam University | |
April 2013: Invited seminar on the faint young Sun paradox at the Institut für Meteorologie, Freie Universität Berlin, Germany | |
April 2013: Presentation Why is the Northern hemisphere warmer than the Southern hemisphere? at the EGU General Assembly 2013, Vienna, Austria | |
2012 | |
December 2012: New paper Faint young Sun problem more severe due to ice-albedo feedback and higher rotation rate of the early Earth published in Geophysical Research Letters, see the press release | |
September 2012: Invited presentation on climate model validation at conference Evaluation of Earth system models using modern and palaeo-observations in Cambridge, UK | |
May 2012: Review paper The faint young Sun problem published in Reviews of Geophysics | |
February 2012: Invited presentation at symposium Solar Effects on Earth's Atmosphere and Climate at the 2012 Annual Meeting of the American Association for the Advancement of Science (AAAS) | |
2011 | |
August 2011: New paper Are the most recent estimates for Maunder Minimum solar irradiance in agreement with temperature reconstructions? published in Geophysical Research Letters, see the press release | |
June 2011: Invited presentation at symposium The Impact of Solar Variability on the Earth at the 2011 General Assembly of the International Union of Geodesy and Geophysics (IUGG) | |
2010 | |
May 2010: Invited keynote presentation at the 2010 SORCE Science Meeting, Keystone, Colorado, 19-21 May 2010 | |
March 2010: New paper On the Effect of a New Grand Minimum of Solar Activity on the Future Climate on Earth published in Geophysical Research Letters, see the press release |
Image credits: Asteroid impact: Shutterstock; Algal bloom: ESA; North Atlantic warming hole: Rahmstorf et al. (2015)/Nature Climate Change; Snowball Earth: various sources on the internet, original source unknown; GREENCYCLES-II logo: GREENCYCLES-II network; Northern hemisphere: Wikimedia Commons (public domain); Archean landscape, graduation icon, presentation icon: Georg Feulner; Winter Landscape with Bird Trap by Pieter Bruegel the Elder: Wikimedia Commons (public domain); Sun without sunspots: NASA (public domain); Wiley Open Access logo: John Wiley & Sons; Universität Potsdam logo: Universität Potsdam.