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Dr. Ulla Röhl

@ullar.bsky.social
378 followers 383 following 24 posts

Researcher, Editor of the AGU journal Paleoceanography & Paleoclimatology, into scientific ocean drilling programs, born when atmosphere was at 316 ppm CO2.

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Reposted by Dr. Ulla Röhl
MARUM @marumunibremen.bsky.social · 10/09/2026
We welcome the ECORD Summer School 2026 at MARUM! Early career scientists from 14 different countries meet to kickoff on "Past ocean currents and their effects on sedimentation and benthic ecosystems". More info here ➡️ www.marum.de/ECORD-Summer... @ecord.bsky.social
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Reposted by Dr. Ulla Röhl
AGU (American Geophysical Union) @agu.org · 12/08/2026
From ancient greenhouse worlds to ice ages, Earth’s past offers vital clues to its future. 🌎 In #AGUEos, learn about the 40th anniversary special collection from Paleoceanography and Paleoclimatology. spklr.io/63326ER3Jw #AGUPubs #Oceans #Climate #Publishing #Paleoclimate #Paleooceanography
A wall of ice cores.
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Reposted by Dr. Ulla Röhl
ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 30/06/2026
📣 Applications are open for Science Communicators to join IODP³ Expedition 507! Work alongside an international research team and help bring cutting-edge climate and geoscience to wider audiences. 📅 Apply by 21 August 2026 iodp3.org/call-for-par...
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Reposted by Dr. Ulla Röhl
ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 16/07/2026
🌊 Applications are now open for the ECORD Distinguished Lecturer Programme 2026! ECORD is seeking outstanding scientists involved in #IODP³ to join its Distinguished Lecturer Programme and share cutting-edge research across ECORD member countries. www.ecord.org/call-for-app...
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Reposted by Dr. Ulla Röhl
MARUM @marumunibremen.bsky.social · 10/07/2026
Click here to listen to the first episode on various platforms: 🎙️YouTube: www.youtube.com/watch?v=Zbql... 🎙️Spotify: open.spotify.com/episode/18Js... 🎙️Apple Podcast: podcasts.apple.com/us/podcast/m... 🎙️RSS (Free access): rss.com/podcasts/wri...
youtube.com
Episode 1: MARUM's Core Repository
YouTube video by Written In the Ocean
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Reposted by Dr. Ulla Röhl
MARUM @marumunibremen.bsky.social · 10/07/2026
🎙️ Haven't listened to Episode 1 of #WrittenintheOcean yet? Doctor Ulla Röhl, head of the Bremen Core Repository at MARUM, has spent more than 30 years taking care of over 193 kilometres of sediment cores drilled from the ocean floor. 🎧 Listen on Spotify, Apple Podcasts, YouTube and RSS.
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MARUM @marumunibremen.bsky.social · 19/06/2026
Episode 2 of "Written in the Ocean" is out! Host Juan David speaks with the two co-chiefs of the expedition, Dr. Brandon Dugan (Colorado School of Mines) and Dr. Rebecca Robinson (University of Rhode Island), about what they found, what surprised them, and what questions this opens for the future.
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MARUM @marumunibremen.bsky.social · 08/06/2026
Let's celebrate #WorldOceanDay with a brand new podcast! 🎧 “Written in the Ocean” by journalist Juan David Escorcia, who was a fellow in the @frontiersmedia.bsky.social Residency Program and visiting MARUM in the last months. Find out more in the comments below ⏬
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MARUM @marumunibremen.bsky.social · 30/04/2026
Latest study: How ancient Antarctic ice cycles impacted ocean productivity thousands of miles away. Learn more about it here ➡️ www.marum.de/en/Ancient-A...
Alex Villa takes samples at the Bremen Core Repository, where cores from international drilling programmes are stored. Photo: MARUM – Centre for Marine Environmental Sciences, University of Bremen; U. Prange
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Reposted by Dr. Ulla Röhl
PAGES (Past Global Changes) @pages-ipo.bsky.social · 21/04/2026
🥳 It’s out! 📢 New PAGES Magazine: “The essence of time” Explore gaps, challenges & future directions in geological dating - from biostratigraphy to radioisotopic methods. ⭐ Read here: pastglobalchanges.org/publications... #PAGES #Paleoscience #EarthScience @marumunibremen.bsky.social
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Reposted by Dr. Ulla Röhl
ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 15/04/2026
Still time to apply for two ECORD #Summerschools 2026 and secure a #scholarship📣 More info ➡️https://ecord.org/education/summer-schools/ And for ECORD scholarship ➡️https://ecord.org/education/scholarship/ @epc-research.bsky.social @marumunibremen.bsky.social
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ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 08/04/2026
Join us in Vienna for the ICDP & ECORD Joint Townhall Meeting at #EGU2026! 📍 Taking place on Monday, May 4 at the Austrian Academy of Sciences, the event will begin at 19:00 CEST (with guest arrival from 18:30). @icdpdrilling.bsky.social
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Reposted by Dr. Ulla Röhl
MARUM @marumunibremen.bsky.social · 18/03/2026
Our ROV MARUM Quest5000 just arrived at the ocean floor. Follow along ➡️ www.youtube.com/@marumTV 🐟 @mbarinews.bsky.social @unibremen.bsky.social
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Reposted by Dr. Ulla Röhl
ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 05/03/2026
Apply now for ECORD scholarships supporting young scientists to attend one of the ECORD Summer Schools in 2026. More info: www.ecord.org/education/sc...
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Reposted by Dr. Ulla Röhl
MARUM @marumunibremen.bsky.social · 12/03/2026
“Young and Cool” Magellan³ workshop @marumunibremen.bsky.social: Experts develop new concepts for researching the deep biosphere using new observatories in basaltic oceanic crust. Learn more about it here ➡️ www.marum.de/en/Young-and... @unibremen.bsky.social @ecord.bsky.social
Group picture in front of the red-bricked MARUM buildingLogo
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Reposted by Dr. Ulla Röhl
Christina Belanger, Ph.D @belaforams.bsky.social · 08/03/2026
“The typical early professional female geologist was unmarried and worked in specialized fields considered particularly ‘feminine’, such as paleontological collection curator, micropaleontologist…”
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Reposted by Dr. Ulla Röhl
ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 24/02/2026
Another day, another blog article introducing the team members of #IODP3NSF #Exp501 Today we are featuring Alizé Longeau, PhD student at the Centre de Recherches Pétrographiques et Géochimiques (CRPG, CNRS, University of Lorraine) in Nancy. Read it here: expedition501.wordpress.com/2026/02/23/m...
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Reposted by Dr. Ulla Röhl
ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 18/02/2026
✨ AND IT’S A WRAP ✨ Read about the end of Onshore Operations: the traditions, the goodbyes, and what’s coming next for #Expedition501. 🌊🔬 ➡️ expedition501.wordpress.com/2026/02/18/a... #IODP3NSF #onshoreoperations #scientificoceandrilling #NewEnglandShelfs
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Reposted by Dr. Ulla Röhl
MARUM @marumunibremen.bsky.social · 11/02/2026
We need to avoid pathway to ‘hothouse Earth’ scenario quickly 🥵 A team of researchers from Oregon State University, including Thomas Westerhold from @marumunibremen.bsky.social, is now calling for significant changes in climate policy in a commentary. Read more here ➡️ www.marum.de/en/Commentar...
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Reposted by Dr. Ulla Röhl
ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 16/02/2026
Onshore operations of #IODP3NSF #Exp501 might be over but our blog is still running and we have not finished yet introducing our scientist. 👩‍🔬 Today is the turn of Valentina Rossi from from Consiglio Nazionale delle Ricerche. Read the blog here: expedition501.wordpress.com/2026/02/16/m...
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Reposted by Dr. Ulla Röhl
ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 15/02/2026
Not just hands-on science during #IODP3NSF #Exp501: a huge part of the work happens behind the scenes, deep in reports and documentation. Science doesn’t exist without the paperwork. Read more about it 👇 expedition501.wordpress.com/2026/02/13/d...
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Reposted by Dr. Ulla Röhl
Katharine Hayhoe @katharinehayhoe.com · 13/02/2026
Bluesky is the new science Twitter, new study by @whysharksmatter.bsky.social and Julia Wester concludes! "Results show that for every reported professional benefit that scientists once gained from Twitter, scientists can now gain that benefit more effectively on Bluesky than on Twitter."
academic.oup.com
Scientists no Longer Find Twitter Professionally Useful, and have Switched to Bluesky
Synopsis. Social media has become widely used by the scientific community for a variety of professional uses, including networking and public outreach. For
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Reposted by Dr. Ulla Röhl
ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 11/02/2026
🌍 Mentally drained, emotionally fulfilled. Thank you #Expedition501 team, it was a pleasure! Excited for the New England core science. The onshore phase may be over, but the blog will keep going: expedition501.wordpress.com @marumunibremen.bsky.social @us-sciod.bsky.social @anzic.bsky.social
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Reposted by Dr. Ulla Röhl
MARUM @marumunibremen.bsky.social · 09/02/2026
Interested in building an international synthesis team or already discussing ideas? 🚀 Call for Synthesis Working Groups (SWG) of the #ClusterofExcellence #OceanFloor now open ➡️ www.marum.de/en/The-Ocean... @unibremen.bsky.social @icbm-uol.bsky.social
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Reposted by Dr. Ulla Röhl
ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 08/02/2026
While the onshore operations of #IODP3NSF #Expedition501 are coming to an end, we’re not done meeting the people behind the science. Today, meet Bryce Mitsunaga from @harvard.edu ➡️ expedition501.wordpress.com/blog/ #NewEnglandShelfs #ScientificOceanDrilling
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Reposted by Dr. Ulla Röhl
ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 02/02/2026
We’re now in the third week of onshore operations for #IODP3NSF #Exp501 at @marumunibremen.bsky.social and we still have more of the team to introduce! Today, it’s the turn of Mojgan Soleimani, postdoctoral researcher at @umontpellier.bsky.social ➡️ expedition501.wordpress.com/2026/02/02/m...
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Reposted by Dr. Ulla Röhl
ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 04/02/2026
Following the path of a core arriving at the Bremen Core Repository for the onshore operations of #IODP3NSF #Expedition501. 1️⃣First steps of the core flow: core inspection and core splitting. Read the article here 👉 expedition501.wordpress.com/2026/02/04/t... 📷 Cores before,during and after splitting
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Reposted by Dr. Ulla Röhl
ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 04/02/2026
For the first time, a science team has directly documented and extensively sampled a freshened water system beneath the ocean floor 🌊 Discover the first insights from #IODP3NSF #Expedition501➡️ ecord.org/extensive-fr... @marumunibremen.bsky.social #ScientificOceanDrilling #NewEnglandShelfs
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Reposted by Dr. Ulla Röhl
ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 30/01/2026
Word(s) of the day Cretacious camo go nicely with our #pictureoftheday #IODP3NSF #Exp501
Colourful cores on a sampling table
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Reposted by Dr. Ulla Röhl
ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 31/01/2026
"In these moments language moves between literal and figurative" - New blog post about language, #ScientificOceanDrilling and core flow. #IODP3NSF #Exp501 @epc-research.bsky.social @marumunibremen.bsky.social @anzic.bsky.social ➡️https://expedition501.wordpress.com/2026/01/31/the-bloody-core/
expedition501.wordpress.com
The Bloody Core …
Profanities have no place in IODP3, and the code of conduct is taken seriously by everyone on board. Language, however, has a habit of finding small gaps. Mild intensifiers do sometimes slip throug…
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Reposted by Dr. Ulla Röhl
Elda Miramontes @elda-miramontes.bsky.social · 01/02/2026
🌊Call for abstracts🌊 It is now already possible to submit your abstract for the 5th Deep Water Circulation Research Conference (Bremen, 2-4 September 2026). You can find all the information about preparing and submitting your abstract on our website. www.marum.de/5th-deep-wat...
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ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 22/01/2026
Latest Blog: 🔗 expedition501.wordpress.com/2026/01/22/s...
expedition501.wordpress.com
Scientists Descend on MARUM as Expedition 501 Enters Its Onshore Phase
Scientists from around the world have converged at MARUM – Centre for Marine Environmental Sciences, University of Bremen, marking the start of the onshore phase of IODP³-NSF Expedition 501. Partic…
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ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 24/01/2026
Check out the beautiful cores drilled during Offshore Operations of #IODP3NSF #Exp501 - they do not only inspire scientific, but also cultural discussions in an international science team. #pictureoftheday @marumunibremen.bsky.social @anzic.bsky.social @bgs.ac.uk @epc-research.bsky.social
Image of a pizza and pineapples on it - poll oprions: Yes, Yum, No, Never. Drill Cores that remind of tomato sauce - this inspried a discussion of favourite pizza toppings in the science team - poll on the whiteboeard is still ongoing.

Drill Cores that remind of tomato sauce - this inspried a discussion of favourite pizza toppings in the science team - poll on the whiteboeard is still ongoing.
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ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 26/01/2026
Meet our Science Team #IODP3NSF #Exp501! Today: Sophie from @stockholm-uni.bsky.social #NewEnglandShelf #ScientificOceanDrilling ➡️https://expedition501.wordpress.com/2026/01/26/meet-the-team-sophie-ten-hietbrink/ @marumunibremen.bsky.social @anzic.bsky.social @epc-research.bsky.social
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Reposted by Dr. Ulla Röhl
ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 27/01/2026
Onshore phase of #IODP3NSF #Exp501 is still going on at @marum_uni_bremen🌏 Today’s #picoftheday is featuring some geological samples by 📸ChangLiu@ECORD_IODP3_NSF Check out our blog for more behind the scene: expedition501.wordpress.com
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Reposted by Dr. Ulla Röhl
ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 27/01/2026
Meet the Science Team of #IODP3NSF #Exp501! 🚀 Today is the turn of Gretl King, from Binghamton University. Read the blog article here: expedition501.wordpress.com/2026/01/27/m... 📷Röhl@ECORD_IODP3_NSF #NewEnglandShelf #ScientificOceanDrilling
expedition501.wordpress.com
Meet the Team: Gretl King
Who are you?My name is Gretl King, I’m a PhD candidate at Binghamton University, based in the state of New York. What is your scientific objective for this expedition?I’m one of two mic…
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Reposted by Dr. Ulla Röhl
ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 28/01/2026
New blog post alert ! 🔔 Today we meet an other member of the science team, Leo Barbosa from the British Geological Survey #BGS, telling us his experience as operations manager on board of #IODP3NSF #Exp501 expedition501.wordpress.com/2026/01/28/l... #NewEnglandShelf #ScientificOceanDrilling
expedition501.wordpress.com
Looking back: What was it really like for operations Manager Leo Barbosa?
Before IODP3-NSF Expedition 501, all my offshore experience had been on oil and gas rigs and never for longer than 14 days at a time. So the thought of living and working on an offshore vessel for …
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Reposted by Dr. Ulla Röhl
ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 29/01/2026
Meet the team of #IODP3NSF #Exp501! Today’s blog post features Cristina Corradin from @ogsit.bsky.social, who is taking part in the onshore operations at @marumunibremen.bsky.social as a member of the hydrogeology and sedimentology group. Read the article: expedition501.wordpress.com/2026/01/29/m...
expedition501.wordpress.com
Meet the team: Cristina Corradin
Who are you? My name is Cristina Corradin, post doc at the National Institute of Oceanography and Applied Geophysics of Italy, based in Trieste. What is your scientific objective for this expeditio…
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Reposted by Dr. Ulla Röhl
MARUM @marumunibremen.bsky.social · 14/01/2026
We warmly welcome the Science Team of IODP³-NSF Expedition 501 to #MARUM and to kick off the onshore research here! Read more about the onshore operation and the expedition here ➡️ www.marum.de/en/Start-OnO... @ecord.bsky.social @bgs.ac.uk @anzic.bsky.social #ECORDScienceOperator #IODP3NSF #Exp501
Each core was curated and labeled while still on board, and now it's time for sampling in Bremen. Photo: LEBER (at) ECORD_IODP3_NSF
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Reposted by Dr. Ulla Röhl
ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 15/01/2026
Schneckenshift 🐌💪is the #Wordoftheday for the first day of Onshore Operations #IODP3NSF #Exp501 Meaning: Slowly processing the #firstcore after splitting and learning about standard procedures within #IODP3. #Hydrogeology #NewEnglandShelf @anzic.bsky.social @marumunibremen.bsky.social
First core is split during Onshore operations of IODP3NSF Expedition 501
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ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 22/10/2025
Ready to Kick - off #WarmCCR
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ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 03/10/2025
Call to Participate in #IODP3 Expedition GLACE-NS: Late Cenozoic Glaciers, Landscapes, Climates, and Ecosystems of the North Sea now open! iodp3.org/glace-ns-lat...
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ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 08/09/2025
Welcome to all participants of this year's ECORD summer school @marumunibremen.bsky.social
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Dr. Ulla Röhl @ullar.bsky.social · 07/09/2025
New core arrival from the #GCR @marumunibremen.bsky.social @unibremen.bsky.social @ecord.bsky.social
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PAGES (Past Global Changes) @pages-ipo.bsky.social · 25/08/2025
🤩 And PAGES is thrilled that the Northern Hemisphere spring 2026 issue of the PAGES Magazine will be guest edited by the TIMES Scientific Steering Committee members and look at existing gaps, challenges and future directions across geological dating disciplines 🤩
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MARUM @marumunibremen.bsky.social · 25/08/2025
Recalibrating the past 100 million years on a unified, accurate and precise timescale? 🕰️ That is the aim of the ambitious TIMES project. Read more about the Kick-Off meeting here ➡️ www.marum.de/en/Kick-off-...
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Dr. Ulla Röhl @ullar.bsky.social · 03/08/2025
zu IODP3 - NSF Expedition 501 “New England Hydrogeology”
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DIE ZEIT @zeit.de · 03/08/2025
Über den Meeresboden weiß man weniger als über den Mond. Jetzt bohren Wissenschaftler vor der US-Ostküste nach Süßwasser. Finden sie eine Lösung für die Wasserknappheit?
zeit.de
Wasserknappheit: Irgendwo da unten: reines, Jahrtausende altes Wasser
Über den Meeresboden weiß man weniger als über den Mond. Jetzt bohren Wissenschaftler vor der US-Ostküste nach Süßwasser. Finden sie eine Lösung für die Wasserknappheit?
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ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 27/07/2025
Hidden stories - on hard hats #IODP3NSF #Exp501 ➡️ expedition501.wordpress.com/2025/07/26/h... #ECORDScienceOperator #NewEngland #ScientificOceanDrilling #OceanScience 🌊🚢🔬
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ECORD - European Consortium for Ocean Research Drilling @ecord.bsky.social · 31/07/2025
#picoftheday: Final core from the final Hole! #IODP3NSF #Exp501 The Boart Longyear team (from left) Chris Redding (Helper), Co-Chief Brandon Dugan, Chandler Maine (Supervisor), Nick Boehne (Driller) and Lalo Aguilar (Helper). #ScientificOceanDrilling 📷EVEREST@ECORD_IODP3_NSF
The final core from the final Hole! From left to right the Boart Longyear team Chris Redding (Helper), Co Chief Brandon Dugan, Chandler Maine (Supervisor), Nick Boehne (Driller) and Lalo Aguilar (Helper).
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