I always welcome applications from skilled and motived students for Master and Bachelor thesis.
Portrait by SNSF (german)
About my research (german)
About marine heatwaves (English)
Science and sailing to collect environmental data during the Vendée Globe race (English)
Unprecedented ocean warming in summer 2023
(Credit: Foto Lea Hepp)
Sep 2023: Die Ozeane im Hitzestress - Ein Bericht in der Republik [Link]
Sep 2023: we helped the European Court of Human Rights by evaluating climate risks for older women in Switzerland and turning them into legal terms. Insights and
six takeaways published in a comment by Nature [Link]
Sep 2023: New statement featured by WMO and WCRP on the current widespread extent of marine heatwaves [Link].
Aug 2023: I will start my new role as a full professor at the Climate and Environmental Physics Division of the University of Bern in August 2024.
Oct 2022: Der Meer im hohen Norden versauert. Interview for SRF Wissenschaftsmagazin [Link]
Sep 2022: Provided keynote lecture at 5th SFCNS Congress [Link]
Sep 2022: New partnership with Oliver Heer and the Polar Institute including ETH and Uni Lausanne to collect environmental data during the 2024 Vendée Globe Campaign. [Link English][Report in German]
Sep 2022: New paper on the ocean carbon sink, where we show that the simulated historical global ocean carbon sink by Earth system models is 10% larger than previously thought. [Link][Nature research highlight]
Sep 2021: Giving keynote talk at the conference on 'Climate Change and sea level rise: Legal consequences from the law of the sea, statehood and affected person perspectives' [Link]
Sep 2021: Giving an invited talk at the general assembly of the H2020 project TRIATLAS on the predictability of marine ecosystem drivers [Link]
Sep 2021: Talking about ocean compound events at the Virtual Open House of the Ocean Nexus Centre [Link] [Video]
Sep 2021: Panel member in session 'Ocean shocks: Key issues for equity and justice' at UN Predicting Ocean event. [Link][Recording]
Sep 2021: A new paper, part of the blue food assessment, shows that compound climate hazards pose high risks to sustainable aquatic food systems [Link]
Aug 2021: Talking at Sozialdiakoniekonferenz [Link]
Aug 2021: New paper published in Global Change Biology lead by Shannon Klein on the impact of marine heatwaves and ocean acidification and warm-water corals [Link].
Aug 2021: IPCC AR6 WGI report has been published. Contributed to Chapter 9 [Link]
July 2021: Giving Keynote at ORCHESTRA, ENOCRE, RoSES annual meeting.
May 2021: New study lead by Tayler Clarke (UBC Vancouver) demonstrates the utilities of the aerobic growth index to study the impacts of ocean warming and deoxygenation on many fishes and
May 2021: Providing an overview talk on tipping points in the climate system at AWEL Zurich
May 2021: Radio Interview SRF Wissenschaftsmagazin [Link]
April 2021: About my research: Fokus Forschung (45 min; in german) [Link]
Sep 2020: The ocean is losing O2 as temperature rise. We show in a new paper that this trend could change as O2 levels in the ocean's different layers respond in their own ways.
Sep 2020: Selected by SNSF to present our ocean extremes project at Sciencomm20.
Sep 2020: Our recent work on the impact of the Northeast Pacific 2013-2015 marine heatwave on fisheries has been highlighted by Horizonte - Das Schweizer Forschungsmagazin [Link]
Sep 2020: Many new papers have been published over the summer break. Check it out here.
Jun 2020: Is there warming in the pipeline? New multi-model analysis published about the Zero Emissions Commitment from CO2. [Link]
May 2020: Can we project changes in fish abundance and distribution in response to climate? New paper out in GCB [Link]
Apr 2020: New paper about marine heatwaves: The return of 'The Blob' could intensify climate change impacts on Northeast Pacific fisheries. [Link]
Apr 2020: Can we potentially predict variations in ocean temperature, oxygen, pH or net primary production? Check out our new paper: [Link]
Apr 2020: New paper published showing that in about a third of the global ocean thermocline deoxygenation emerges prior to warming. [Link]
Mar 2020: Giving a virtual seminar for the Zurich Actuarial Society about the IPCC SROCC
Feb 2020: Giving lecture about Climate Change and Facts at FHWN Olten [Link]
Feb 2020: Attended the Ocean Sciences Meeting 2020 in San Diego. Chairing a session on ocean extremes and prresented recent work on marine heatwaves and potential predictability of marine
Feb 2020: Presenting remotely marine heatwaves research to students in Pete Raymonds class at Yale University.
Feb 2020: Outreach talk about climate change for Kulturgesellschaft Ebikon [Link]
Jan 2020: Giving lecture about the ocean and their role in the climate system at the Volkshochschule Zürich [Link]
Jan 2020: Interview for Swiss Radio SRF about new record in ocean heat content [Link]
Jan 2020: New paper shows vulnerability of marine mammals to global warming. Published in Scientific Reports [Link]
Jan 2020: Mentioned in the news: Story about the northeast Pacific 2013-2015 marine heatwave and the mass starvation of seabirds[Link]
Nov 2018: Our marine heatwave study highlighted in EOS.
Nov 2018: Speaking at the symposium of the Swiss Society for Meteorology. Here.
Nov 2018: Giving a NOAA webinar about marine heatwaves on Nov. 15. Check out
Nov 2018: Mentioned in the news: Story about ocean heat content changes: BBC
Oct 2018: Mentioned in the news: Story about ocean oxygen decline: Oceana
Sep 2018: Mentioned in the news: Story about coral reefs: Axios
Aug 2018: New paper out in Global Change Biology showing that local actions through effective fisheries management can reduce the probability of those species' extinction risk by as much
as 63 percent [Link][Media release]
August 15 2018: Our marine heatwave paper released in Nature.
We show that marine heatwaves have increased in recent decades and will increase further in terms of frequency, intensity, duration and spatial extent.
Jul 2018: Attending LAM3 of IPCC SROCC in Lanzhou, China.
Jun 2018: Giving a talk at U Liverpool. Thanks Ric for hosting me!
Jun 20 8: New paper coming out soon on 'Opportunities for climate-risk reduction through effective fisheries management'.
Jun 2018: Giving talk at the Nereus Annual Meeting.
Jun 2018: Giving a talk at Princeton University.
Jun 2018: New paper out in ESD showing that sea level, ocean acidification, regional warming and ocean circulation are very different under an overshoot pathway at 2100, despite hitting
the 1.5°C target for surface warming [Link].
Jun 2018: Talking about changes in marine heatwaves under global warming at ECCWO.
Jun 2018: Convening a session about ocean extremes at ECCWO in Washington DC.
May 2018: Giving seminar talk about marine heatwaves at Institute for Geography at UBern [Link]
June 20 7: New paper accepted in GRL. We show that hiatus-like decades may occur despite warming of the tropical Pacific and that the global ocean heat uptake tends to slow down
during hiatus decades LINK
Jan 20 6: To improve our understanding of future changes in living marine resources and the resulting risk of impacts to ecosystems and societies under changing ocean
conditions, the new study, published in the ICES Journal of Marine Science,synthesize knowledge of how to address different sources of uncertainty by drawing from climate model inter
comparison efforts [Link]
Jan. 16: Good start into the new year! Paper about 'Structural uncertainty in projecting global fisheries catches under climate change' has been accepted for publication in Ecological