Thibault de Garidel
@tdegaridel.bsky.social
Paleoclimates & microfossils | CNRS senior scientist @Cerege | Aix en Provence
Reposted by Thibault de Garidel
This is cool, 6 million year old ice from Antartica with inferred temperature ~12°C warmer than the late Pleistocene. No CO2 level yet! (That will be highly anticipated!)
www.pnas.org/doi/10.1073/...
www.pnas.org/doi/10.1073/...
PNAS
Proceedings of the National Academy of Sciences (PNAS), a peer reviewed journal of the National Academy of Sciences (NAS) - an authoritative source of high-impact, original research that broadly spans...
www.pnas.org
October 28, 2025 at 8:51 PM
This is cool, 6 million year old ice from Antartica with inferred temperature ~12°C warmer than the late Pleistocene. No CO2 level yet! (That will be highly anticipated!)
www.pnas.org/doi/10.1073/...
www.pnas.org/doi/10.1073/...
Reposted by Thibault de Garidel
Excited to share our new paper out today in Science led by Patrizia Ziveri and the BIOCAL Working Group!
With @willerstorfi.bsky.social, @nanophyto.bsky.social, @tdegaridel.bsky.social and many colleagues!
@climatecerege.bsky.social
@icta-uab.bsky.social
🔗 science.org/doi/10.1126/science.adq8520
With @willerstorfi.bsky.social, @nanophyto.bsky.social, @tdegaridel.bsky.social and many colleagues!
@climatecerege.bsky.social
@icta-uab.bsky.social
🔗 science.org/doi/10.1126/science.adq8520
Calcifying plankton: From biomineralization to global change
The cycling of calcium carbonate (CaCO3) in the ocean is closely linked to seawater alkalinity and the regulation of atmospheric CO2. In the modern pelagic ocean, almost all CaCO3 is produced by three...
science.org
October 23, 2025 at 9:15 PM
Excited to share our new paper out today in Science led by Patrizia Ziveri and the BIOCAL Working Group!
With @willerstorfi.bsky.social, @nanophyto.bsky.social, @tdegaridel.bsky.social and many colleagues!
@climatecerege.bsky.social
@icta-uab.bsky.social
🔗 science.org/doi/10.1126/science.adq8520
With @willerstorfi.bsky.social, @nanophyto.bsky.social, @tdegaridel.bsky.social and many colleagues!
@climatecerege.bsky.social
@icta-uab.bsky.social
🔗 science.org/doi/10.1126/science.adq8520
Reposted by Thibault de Garidel
Hello! we have a new paper out today in @science.org reviewing Calcifying Plankton : from Biomineralization to Global change 🌊🧪🐚
www.science.org/doi/10.1126/...
www.science.org/doi/10.1126/...
Calcifying plankton: From biomineralization to global change
The cycling of calcium carbonate (CaCO3) in the ocean is closely linked to seawater alkalinity and the regulation of atmospheric CO2. In the modern pelagic ocean, almost all CaCO3 is produced by three...
www.science.org
October 23, 2025 at 8:29 PM
Hello! we have a new paper out today in @science.org reviewing Calcifying Plankton : from Biomineralization to Global change 🌊🧪🐚
www.science.org/doi/10.1126/...
www.science.org/doi/10.1126/...
Reposted by Thibault de Garidel
#esr #research Good read: Is academic research becoming too competitive? Nature examines the data www.nature.com/articles/d41...
Is academic research becoming too competitive? Nature examines the data
Applications for European research grants increased in 2025. Scientists say they’re feeling the competition.
www.nature.com
October 18, 2025 at 9:34 AM
#esr #research Good read: Is academic research becoming too competitive? Nature examines the data www.nature.com/articles/d41...
Reposted by Thibault de Garidel
Are you looking for a master's internship (5-6 months)?
Constraining tropical planktonic foraminifera depth habitats in a (past) high-CO2 world 🥵🌎
Come to @climatecerege.bsky.social, south of France☀️🇫🇷
Deadline: 15 Nov 2025.
Start: Jan-Mar 2026.
More info👇
nuage.osupytheas.fr/s/fdAEGQXkwA...
Constraining tropical planktonic foraminifera depth habitats in a (past) high-CO2 world 🥵🌎
Come to @climatecerege.bsky.social, south of France☀️🇫🇷
Deadline: 15 Nov 2025.
Start: Jan-Mar 2026.
More info👇
nuage.osupytheas.fr/s/fdAEGQXkwA...
stage_M2_Suarez-Ibarra.pdf
Nuage - le Nuage de l'OSU Pytheas
nuage.osupytheas.fr
October 15, 2025 at 3:10 PM
Are you looking for a master's internship (5-6 months)?
Constraining tropical planktonic foraminifera depth habitats in a (past) high-CO2 world 🥵🌎
Come to @climatecerege.bsky.social, south of France☀️🇫🇷
Deadline: 15 Nov 2025.
Start: Jan-Mar 2026.
More info👇
nuage.osupytheas.fr/s/fdAEGQXkwA...
Constraining tropical planktonic foraminifera depth habitats in a (past) high-CO2 world 🥵🌎
Come to @climatecerege.bsky.social, south of France☀️🇫🇷
Deadline: 15 Nov 2025.
Start: Jan-Mar 2026.
More info👇
nuage.osupytheas.fr/s/fdAEGQXkwA...
Reposted by Thibault de Garidel
Today, we published a study long in the making on how upper and subsurface tropical Pacific waters responded (and maybe will adjust) to warmer global climate. Here’s the story of how we got here after 15 years. many authors but shout out @jfarmersalmanac.bsky.social
🌊
www.science.org/doi/10.1126/...
🌊
www.science.org/doi/10.1126/...
Persistent eastern equatorial Pacific Ocean upwelling since the warm Pliocene
Upwelling generates a nutrient-rich “cold tongue” in the eastern equatorial Pacific Ocean (EEP), with impacts on global climate, oceanic biological productivity, and the carbon cycle. The cold tongue ...
www.science.org
October 3, 2025 at 12:04 AM
Today, we published a study long in the making on how upper and subsurface tropical Pacific waters responded (and maybe will adjust) to warmer global climate. Here’s the story of how we got here after 15 years. many authors but shout out @jfarmersalmanac.bsky.social
🌊
www.science.org/doi/10.1126/...
🌊
www.science.org/doi/10.1126/...
Reposted by Thibault de Garidel
🌊 Governing novel climate interventions in rapidly changing oceans
Our climate interventions are rapidly evolving, from seaweed farms to engineered coral. However, governance is lagging, and without proper oversight, we risk trading one crisis for another...
www.science.org/doi/10.1126/...
Our climate interventions are rapidly evolving, from seaweed farms to engineered coral. However, governance is lagging, and without proper oversight, we risk trading one crisis for another...
www.science.org/doi/10.1126/...
Governing novel climate interventions in rapidly changing oceans
Marine systems are rapidly changing in response to global heating. The scale and intensity of change are triggering a host of novel interventions to sustain oceans and ocean-dependent societies. Howev...
www.science.org
July 31, 2025 at 6:58 PM
🌊 Governing novel climate interventions in rapidly changing oceans
Our climate interventions are rapidly evolving, from seaweed farms to engineered coral. However, governance is lagging, and without proper oversight, we risk trading one crisis for another...
www.science.org/doi/10.1126/...
Our climate interventions are rapidly evolving, from seaweed farms to engineered coral. However, governance is lagging, and without proper oversight, we risk trading one crisis for another...
www.science.org/doi/10.1126/...
Reposted by Thibault de Garidel
🚨New paper alert🚨
Using the mean and 95th percentile of cross-sectional area measurements, we documented ecological and taphonomic imprints on the test size variation of planktonic foraminifera.
@soniachaabane.bsky.social @chalkyoceans.bsky.social @tdegaridel.bsky.social
doi.org/10.61551/gsj...
Using the mean and 95th percentile of cross-sectional area measurements, we documented ecological and taphonomic imprints on the test size variation of planktonic foraminifera.
@soniachaabane.bsky.social @chalkyoceans.bsky.social @tdegaridel.bsky.social
doi.org/10.61551/gsj...
PLANKTONIC FORAMINIFERA TEST SIZE DICTATED BY CONDITIONS IN LIFE AND POST-MORTEM | Journal of Foraminiferal Research | GeoScienceWorld
ABSTRACT. In this study, we quantify the impact of environmental conditions (temperature, productivity, and salinity) and taphonomic (carbonate
doi.org
July 28, 2025 at 4:14 PM
🚨New paper alert🚨
Using the mean and 95th percentile of cross-sectional area measurements, we documented ecological and taphonomic imprints on the test size variation of planktonic foraminifera.
@soniachaabane.bsky.social @chalkyoceans.bsky.social @tdegaridel.bsky.social
doi.org/10.61551/gsj...
Using the mean and 95th percentile of cross-sectional area measurements, we documented ecological and taphonomic imprints on the test size variation of planktonic foraminifera.
@soniachaabane.bsky.social @chalkyoceans.bsky.social @tdegaridel.bsky.social
doi.org/10.61551/gsj...
Postdoc (6 mois)ouvert au CEREGE en micropaleontology and ML / short term postdoctoral contract (6 months) in micropaleontology and ML @climatecerege.bsky.social ANR project #BioIndicIA emploi.cnrs.fr/Offres/CDD/U...
Portail Emploi CNRS - Offre d'emploi - H/F CDD Chercheur en Micropaléontologie quantitative
emploi.cnrs.fr
July 28, 2025 at 9:22 AM
Postdoc (6 mois)ouvert au CEREGE en micropaleontology and ML / short term postdoctoral contract (6 months) in micropaleontology and ML @climatecerege.bsky.social ANR project #BioIndicIA emploi.cnrs.fr/Offres/CDD/U...
Reposted by Thibault de Garidel
Sad news Paleoceanography researchers - a colleague told me that Prof Markus Kienast at Dalhousie just passed away after a short battle with cancer. www.dignitymemorial.com/obituaries/h...
Markus Kienast Obituary - Halifax, NS
Celebrate the life of Markus Kienast, leave a kind word or memory and get funeral service information care of Cruikshank's Halifax Funeral Home.
www.dignitymemorial.com
July 17, 2025 at 12:40 PM
Sad news Paleoceanography researchers - a colleague told me that Prof Markus Kienast at Dalhousie just passed away after a short battle with cancer. www.dignitymemorial.com/obituaries/h...
The Future of Weather Prediction Is Here. Maybe. www.nytimes.com/2025/07/13/b...
The Future of Weather Prediction Is Here. Maybe.
www.nytimes.com
July 14, 2025 at 12:06 PM
The Future of Weather Prediction Is Here. Maybe. www.nytimes.com/2025/07/13/b...
Reposted by Thibault de Garidel
#Communiqué🗞️ L’Institut polaire français, l’ @ifremer.bsky.social et le @cnrs.fr unissent leurs forces pour renforcer la recherche sur les pôles. D’ici fin 2026, l’Institut deviendra une très grande infrastructure de recherche (IR).
👉 www.cnrs.fr/fr/presse/ve...
👉 www.cnrs.fr/fr/presse/ve...
July 11, 2025 at 1:07 PM
#Communiqué🗞️ L’Institut polaire français, l’ @ifremer.bsky.social et le @cnrs.fr unissent leurs forces pour renforcer la recherche sur les pôles. D’ici fin 2026, l’Institut deviendra une très grande infrastructure de recherche (IR).
👉 www.cnrs.fr/fr/presse/ve...
👉 www.cnrs.fr/fr/presse/ve...
Reposted by Thibault de Garidel
🔬FOCUS | Anne-Lise Jourdan
Research engineer on the PANISS analytical platform
Specialising in isotope geochemistry, Anne-Lise develops cutting-edge analytical protocols for clumped isotopes, at the crossroads of fundamental research and transition issues.
Read more: www.cerege.fr/fr/accueil-c...
Research engineer on the PANISS analytical platform
Specialising in isotope geochemistry, Anne-Lise develops cutting-edge analytical protocols for clumped isotopes, at the crossroads of fundamental research and transition issues.
Read more: www.cerege.fr/fr/accueil-c...
July 8, 2025 at 1:55 PM
🔬FOCUS | Anne-Lise Jourdan
Research engineer on the PANISS analytical platform
Specialising in isotope geochemistry, Anne-Lise develops cutting-edge analytical protocols for clumped isotopes, at the crossroads of fundamental research and transition issues.
Read more: www.cerege.fr/fr/accueil-c...
Research engineer on the PANISS analytical platform
Specialising in isotope geochemistry, Anne-Lise develops cutting-edge analytical protocols for clumped isotopes, at the crossroads of fundamental research and transition issues.
Read more: www.cerege.fr/fr/accueil-c...
Reposted by Thibault de Garidel
An Israeli startup says its new technology will save the planet. Scientists have doubts. My latest piece looks at the company that bills itself as a frontrunner of the carbon credit industry, and the special, secretive particles it plans to unleash in the ocean. apnews.com/article/clim...
An Israeli startup says its new technology will save the planet. Scientists have doubts
A startup called Gigablue claims to have reached a milestone by selling 200,000 carbon credits for its ocean-based carbon capture technology.
apnews.com
July 3, 2025 at 8:09 PM
An Israeli startup says its new technology will save the planet. Scientists have doubts. My latest piece looks at the company that bills itself as a frontrunner of the carbon credit industry, and the special, secretive particles it plans to unleash in the ocean. apnews.com/article/clim...
A second generation of microparticle sorting machine (aka MiSo) under construction at ATG Technologies in Avignon. Thanks to the A*Midex foundation (@univ-amu.fr) for the MicroTree project.
July 1, 2025 at 6:26 PM
A second generation of microparticle sorting machine (aka MiSo) under construction at ATG Technologies in Avignon. Thanks to the A*Midex foundation (@univ-amu.fr) for the MicroTree project.
Reposted by Thibault de Garidel
AOML would close. However, Argo and the global drifter program would be transferred to the National Ocean Service, which is getting a $36 M bump for "Sustained Ocean Observations and Monitoring".
Operational measurement programs are one of few parts of OAR that are being preserved.
Operational measurement programs are one of few parts of OAR that are being preserved.
July 1, 2025 at 1:12 PM
AOML would close. However, Argo and the global drifter program would be transferred to the National Ocean Service, which is getting a $36 M bump for "Sustained Ocean Observations and Monitoring".
Operational measurement programs are one of few parts of OAR that are being preserved.
Operational measurement programs are one of few parts of OAR that are being preserved.
Reposted by Thibault de Garidel
A former @univ-amu.fr PhD student has a new first-authored paper!
Michael Adebayo et al. (2025) PALO @agu.org:
doi.org/10.1029/2024...
With @clarab.bsky.social and @tdegaridel.bsky.social at @climatecerege.bsky.social.
Also with @franckbas.bsky.social outside of @cerege.bsky.social.
🧪 ⚒️ 🌊
#AGUPubs
Michael Adebayo et al. (2025) PALO @agu.org:
doi.org/10.1029/2024...
With @clarab.bsky.social and @tdegaridel.bsky.social at @climatecerege.bsky.social.
Also with @franckbas.bsky.social outside of @cerege.bsky.social.
🧪 ⚒️ 🌊
#AGUPubs
A Comparison of New and Established Foraminiferal Dissolution Proxies in Tropical Indian Ocean Deep‐Sea Sediments
New Fragment Variance Index (FVIndex) estimates planktonic foraminiferal preservation based on fragment to whole test size variance ratio High FVIndex indicates better preservation and is general...
doi.org
June 29, 2025 at 9:40 AM
A former @univ-amu.fr PhD student has a new first-authored paper!
Michael Adebayo et al. (2025) PALO @agu.org:
doi.org/10.1029/2024...
With @clarab.bsky.social and @tdegaridel.bsky.social at @climatecerege.bsky.social.
Also with @franckbas.bsky.social outside of @cerege.bsky.social.
🧪 ⚒️ 🌊
#AGUPubs
Michael Adebayo et al. (2025) PALO @agu.org:
doi.org/10.1029/2024...
With @clarab.bsky.social and @tdegaridel.bsky.social at @climatecerege.bsky.social.
Also with @franckbas.bsky.social outside of @cerege.bsky.social.
🧪 ⚒️ 🌊
#AGUPubs
Reposted by Thibault de Garidel
Join our team and apply for the new Engineer position in our Automated Microscopy platform!
Un poste d’ingénieur d’études @cnrs.fr est ouvert au @cerege.bsky.social pour la plateforme en microscopie automatisée.
Deadline 10 juillet 2025.
Deadline 10 juillet 2025.
🎯 Le CNRS recrute : à vos candidatures !
Inscrivez-vous dès maintenant aux concours IT et prenez part aux grands défis scientifiques et sociétaux.
👉 carrieres.cnrs.fr/concours-...
#RejoignezleCNRS #Emploi #Recherche #ConcoursPublic
Inscrivez-vous dès maintenant aux concours IT et prenez part aux grands défis scientifiques et sociétaux.
👉 carrieres.cnrs.fr/concours-...
#RejoignezleCNRS #Emploi #Recherche #ConcoursPublic
June 10, 2025 at 1:19 PM
Join our team and apply for the new Engineer position in our Automated Microscopy platform!
Reposted by Thibault de Garidel
France : vers une flotte océanographique écoresponsable
France : vers une flotte océanographique écoresponsable
Par TV5MONDE NICOLAS GEORGE
TV5 JWPlayer Field
Mieux connaitre les Océans, leur faune et leur flore, c'est l'une des missions de la Flotte Océanographique Française. Mais voilà, cette flotte fait sa révolution. Son directeur, Olivier Lefort a ammarré son vaisseau Thalassa dans le porte de Nice. Il nous présente son programme pour améliorer et métamorphoser ces embarcations.
information.tv5monde.com
June 12, 2025 at 7:55 PM
France : vers une flotte océanographique écoresponsable
Un poste d’ingénieur d’études @cnrs.fr est ouvert au @cerege.bsky.social pour la plateforme en microscopie automatisée.
Deadline 10 juillet 2025.
Deadline 10 juillet 2025.
🎯 Le CNRS recrute : à vos candidatures !
Inscrivez-vous dès maintenant aux concours IT et prenez part aux grands défis scientifiques et sociétaux.
👉 carrieres.cnrs.fr/concours-...
#RejoignezleCNRS #Emploi #Recherche #ConcoursPublic
Inscrivez-vous dès maintenant aux concours IT et prenez part aux grands défis scientifiques et sociétaux.
👉 carrieres.cnrs.fr/concours-...
#RejoignezleCNRS #Emploi #Recherche #ConcoursPublic
June 10, 2025 at 10:09 AM
Un poste d’ingénieur d’études @cnrs.fr est ouvert au @cerege.bsky.social pour la plateforme en microscopie automatisée.
Deadline 10 juillet 2025.
Deadline 10 juillet 2025.
Les financements NSF ventiles façon puzzle. En oceano, financement notable du forage scientifique US www.nytimes.com/interactive/...
Trump Has Cut Science Funding to Its Lowest Level in Decades
The lag in funding extends far beyond D.E.I. initiatives, affecting almost every area of science: chemistry, computing, engineering, materials and more.
www.nytimes.com
May 22, 2025 at 7:33 PM
Les financements NSF ventiles façon puzzle. En oceano, financement notable du forage scientifique US www.nytimes.com/interactive/...
Reposted by Thibault de Garidel
NASA is terminating its lease for the Goddard Institute for Space Studies, a major center for global warming research, @nasawatch.bsky.social reports. nasawatch.com/personnel-ne...
NASA Is Terminating The GISS Lease In Five Weeks
This was just sent to all NASA Goddard and GISS employees by Makenzie Lystrup
nasawatch.com
April 24, 2025 at 5:01 PM
NASA is terminating its lease for the Goddard Institute for Space Studies, a major center for global warming research, @nasawatch.bsky.social reports. nasawatch.com/personnel-ne...
Reposted by Thibault de Garidel
Interested in doing a PhD with living planktonic foraminifera? Come work with us! Check our PhD subject and get in touch! @tdegaridel.bsky.social
April 23, 2025 at 9:21 AM
Interested in doing a PhD with living planktonic foraminifera? Come work with us! Check our PhD subject and get in touch! @tdegaridel.bsky.social
Reposted by Thibault de Garidel
The #CESAB open a call to fund IdeaShare & DataShare projects, advancing BIODIVERSITY research & interdisciplinary collaboration
💡 IdeaShare: develop new concepts, models & methods
📊 DataShare: assemble, curate & share biodiversity datasets
📆 deadline: september 2025
👉 bit.ly/4loI2oI
🌐🧪🌍🦤🍁
💡 IdeaShare: develop new concepts, models & methods
📊 DataShare: assemble, curate & share biodiversity datasets
📆 deadline: september 2025
👉 bit.ly/4loI2oI
🌐🧪🌍🦤🍁
[Call for proposals IDEASHARE & DATASHARE 2025] - Fondation pour la recherche sur la biodiversité
The FRB-CESAB, in partnership with the HEIRS (hub for Human Evolution Research Synthesis), with the support of the PNDB, are launching a call to fund two types of complementary groups: the IdeaShare a...
bit.ly
April 9, 2025 at 1:11 PM
The #CESAB open a call to fund IdeaShare & DataShare projects, advancing BIODIVERSITY research & interdisciplinary collaboration
💡 IdeaShare: develop new concepts, models & methods
📊 DataShare: assemble, curate & share biodiversity datasets
📆 deadline: september 2025
👉 bit.ly/4loI2oI
🌐🧪🌍🦤🍁
💡 IdeaShare: develop new concepts, models & methods
📊 DataShare: assemble, curate & share biodiversity datasets
📆 deadline: september 2025
👉 bit.ly/4loI2oI
🌐🧪🌍🦤🍁
Reposted by Thibault de Garidel
Lysenkoism. If I understand this correctly, Commerce Department ending a decades-old cooperative agreement between Princeton and the Geophysical Fluid Dynamics Lab because it “promotes exaggerated and implausible climate threats”
April 9, 2025 at 1:07 AM
Lysenkoism. If I understand this correctly, Commerce Department ending a decades-old cooperative agreement between Princeton and the Geophysical Fluid Dynamics Lab because it “promotes exaggerated and implausible climate threats”