Thibault de Garidel
@tdegaridel.bsky.social
đ€ 2276
đ„ 277
đ 37
Paleoclimates & microfossils | CNRS senior scientist @Cerege | Aix en Provence
reposted by
Thibault de Garidel
CNRS
19 days ago
#RejoignezleCNRS
đ«” Envie de repousser les limites de la science ? Le
#CNRS
recrute des chercheurs (F/H) passionnĂ©s. đ Concours ouverts jusquâau 12 janvier 2026. Candidatez dĂšs maintenant ! đ
carrieres.cnrs.fr/concours-ext...
#Recrutement
#Innovation
#Recherche
#Icicarecrute
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What Scientists Found When a Deep Sea Mining Company Invited Them In
www.nytimes.com/2025/12/05/c...
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What Scientists Found When a Deep Sea Mining Company Invited Them In
https://www.nytimes.com/2025/12/05/climate/deep-sea-mining-ecosystem.html?unlocked_article_code=1.6k8.io_P.vIibUvFhf7yT&smid=nytcore-ios-share
25 days ago
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Thibault de Garidel
Ifremer đ
about 1 month ago
Suite Ă l'adoption par l'AssemblĂ©e Nationale en avril dernier d'une rĂ©solution tendant Ă crĂ©er en France un institut de lâUniversitĂ© des Nations Unies dĂ©diĂ© Ă l'OcĂ©an đ la commission des affaires Ă©trangĂšres vient d'adopter un amendement prĂ©voyant 8,6M⏠pour financer son implantation Ă
#Brest
.
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If you are looking for a postdoc, here is a chance to join for one year the
@cnrs-insu.bsky.social
in France (and more locally
@cerege.bsky.social
/
@climatecerege.bsky.social
group)
www.campusfrance.org/en/mopga-2026
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MOPGA 2026: Visiting Fellowship Program for Early Career Researchers | Campus France
https://www.campusfrance.org/en/mopga-2026
about 2 months ago
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Thibault de Garidel
Gavin Schmidt
2 months ago
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/...
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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...
https://www.pnas.org/doi/10.1073/pnas.2502681122
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Thibault de Garidel
Sonia Chaabane
2 months ago
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
đ
science.org/doi/10.1126/science.adq8520
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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...
https://science.org/doi/10.1126/science.adq8520
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Thibault de Garidel
Will Gray
2 months ago
Hello! we have a new paper out today in
@science.org
reviewing Calcifying Plankton : from Biomineralization to Global change đđ§Șđ
www.science.org/doi/10.1126/...
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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...
https://www.science.org/doi/10.1126/science.adq8520
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Thibault de Garidel
Jean-Philip Piquemal
2 months ago
#esr
#research
Good read: Is academic research becoming too competitive? Nature examines the data
www.nature.com/articles/d41...
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Is academic research becoming too competitive? Nature examines the data
Applications for European research grants increased in 2025. Scientists say theyâre feeling the competition.
https://www.nature.com/articles/d41586-025-03119-z?utm_source=Live+Audience&utm_campaign=948c466975-nature-briefing-daily-20251017&utm_medium=email&utm_term=0_-33f35e09ea-499102706
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Thibault de Garidel
Jaime
3 months ago
Are you looking for a master's internship (5-6 months)? Constraining tropical planktonic foraminifera depth habitats in a (past) high-CO2 world đ„”đ Come to
@climatecerege.bsky.social
, south of Franceâïžđ«đ· Deadline: 15 Nov 2025. Start: Jan-Mar 2026. More infođ
nuage.osupytheas.fr/s/fdAEGQXkwA...
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stage_M2_Suarez-Ibarra.pdf
Nuage - le Nuage de l'OSU Pytheas
https://nuage.osupytheas.fr/s/fdAEGQXkwAAiy96
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Thibault de Garidel
Patrick Rafter
3 months ago
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. Hereâs the story of how we got here after 15 years. many authors but shout out
@jfarmersalmanac.bsky.social
đ
www.science.org/doi/10.1126/...
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Persistent eastern equatorial Pacific Ocean upwelling since the warm Pliocene
Upwelling generates a nutrient-rich âcold tongueâ in the eastern equatorial Pacific Ocean (EEP), with impacts on global climate, oceanic biological productivity, and the carbon cycle. The cold tongue ...
https://www.science.org/doi/10.1126/science.ads8720
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Thibault de Garidel
Ian Hall
5 months ago
đ 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/...
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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...
https://www.science.org/doi/10.1126/science.adq0174
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Thibault de Garidel
Jaime
5 months ago
đšNew paper alertđš 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...
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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
https://doi.org/10.61551/gsjfr.55.3.320
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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...
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Portail Emploi CNRS - Offre d'emploi - H/F CDD Chercheur en Micropaléontologie quantitative
https://emploi.cnrs.fr/Offres/CDD/UMR7330-CELPIN-008/Default.aspx
5 months ago
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Thibault de Garidel
Prof Helen Bostock
6 months ago
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...
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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.
https://www.dignitymemorial.com/obituaries/halifax-ns/markus-kienast-12450938
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The Future of Weather Prediction Is Here. Maybe.
www.nytimes.com/2025/07/13/b...
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The Future of Weather Prediction Is Here. Maybe.
https://www.nytimes.com/2025/07/13/business/windborne-weather-noaa-cuts.html?unlocked_article_code=1.WU8.0G2G.mmrRmEjXgChO&smid=nytcore-ios-share&referringSource=articleShare
6 months ago
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Thibault de Garidel
CNRS
6 months ago
#CommuniquĂ©đïž
LâInstitut polaire français, lâ
@ifremer.bsky.social
et le
@cnrs.fr
unissent leurs forces pour renforcer la recherche sur les pĂŽles. Dâici fin 2026, lâInstitut deviendra une trĂšs grande infrastructure de recherche (IR). đ
www.cnrs.fr/fr/presse/ve...
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Thibault de Garidel
CEREGE
6 months ago
đŹFOCUS | 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...
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Thibault de Garidel
Helen Wieffering
6 months ago
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...
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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.
https://apnews.com/article/climate-global-warming-greenhouse-gases-oceans-carbon-06be29dd4dd2e8d3c0f92ac20e9ea193
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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.
6 months ago
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Thibault de Garidel
Robert Rohde
6 months ago
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.
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Thibault de Garidel
Dr. Nina Davtian (she/her/hers)
6 months ago
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
. đ§Ș âïž đ
#AGUPubs
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A Comparison of New and Established Foraminiferal Dissolution Proxies in Tropical Indian Ocean DeepâSea 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...
https://doi.org/10.1029/2024PA005053
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Thibault de Garidel
Climate group @CEREGE, France
7 months ago
Join our team and apply for the new Engineer position in our Automated Microscopy platform!
add a skeleton here at some point
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Thibault de Garidel
MĂ©dias đ«đ·
7 months ago
France : vers une flotte océanographique écoresponsable
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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.
https://information.tv5monde.com/science/video/france-vers-une-flotte-oceanographique-ecoresponsable-2776743
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Un poste dâingĂ©nieur dâĂ©tudes
@cnrs.fr
est ouvert au
@cerege.bsky.social
pour la plateforme en microscopie automatisée. Deadline 10 juillet 2025.
add a skeleton here at some point
7 months ago
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Les financements NSF ventiles façon puzzle. En oceano, financement notable du forage scientifique US
www.nytimes.com/interactive/...
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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.
https://www.nytimes.com/interactive/2025/05/22/upshot/nsf-grants-trump-cuts.html?smid=nytcore-ios-share
7 months ago
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Thibault de Garidel
Carl Zimmer
8 months ago
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...
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NASA Is Terminating The GISS Lease In Five Weeks
This was just sent to all NASA Goddard and GISS employees by Makenzie Lystrup
https://nasawatch.com/personnel-news/nasa-is-terminating-the-giss-lease-in-five-weeks/
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Thibault de Garidel
Julie Meilland
8 months ago
Interested in doing a PhD with living planktonic foraminifera? Come work with us! Check our PhD subject and get in touch!
@tdegaridel.bsky.social
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Thibault de Garidel
Nicolas Mouquet
9 months ago
âȘThe
#CESAB
open a call to fund IdeaShare & DataShare projects, advancing BIODIVERSITY research & interdisciplinary collaboration đĄ IdeaShare: develop new concepts, models & methods đ DataShare: assemble, curate & share biodiversity datasets đ deadline: september 2025 đ
bit.ly/4loI2oI
đđ§ȘđđŠ€đ
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[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...
https://bit.ly/4loI2oI
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Thibault de Garidel
Bob Kopp
9 months ago
Lysenkoism. If I understand this correctly, Commerce Department ending a decades-old cooperative agreement between Princeton and the Geophysical Fluid Dynamics Lab because it âpromotes exaggerated and implausible climate threatsâ
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Thibault de Garidel
Javier EscartĂn
9 months ago
Mining companies, after years pretending science-driven âsustainableâ deep-sea mining hope to team up with the Trump administration to circumvent mining regulations and put aside science. It was always about profits & never about the environment. Greenwashing it was.
www.nytimes.com/2025/03/27/c...
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Mining Company Seeks Trump Support to Shortcut Access to Seabed Metals (Gift Article)
Mining companies and the Trump administration want the metals to boost manufacturing. Environmentalists and some countries worry industrial mining would harm oceans.
https://www.nytimes.com/2025/03/27/climate/mining-company-seeks-trump-support-to-shortcut-access-to-seabed-metals.html?unlocked_article_code=1.7U4.8vwf.Vx-EhpEzEwxO
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www.nature.com/articles/d41...
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75% of US scientists who answered Nature poll consider leaving
More than 1,600 readers answered our poll; many said they were looking for jobs in Europe and Canada.
https://www.nature.com/articles/d41586-025-00938-y
9 months ago
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Thibault de Garidel
Aurélie Biancarelli
9 months ago
Les Ă©tudiantsâąes du Conseil marseillais de la vie Ă©tudiante et les MusĂ©es de
@marseilleville.bsky.social
proposent une soirĂ©e au MusĂ©e ! đ? Au MusĂ©um dâhistoire naturelle Ă Longchamps đïž ? Le 27 mars ! đĄ ? OcĂ©an đ đ„ł? Les đ©âđđšâđ marseillaisâąes ! Plus dâinfos âŹïž
musees.marseille.fr/soirees-muse...
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Hi
@ecord.bsky.social
, do you know why the
iopd.org
website is not using https ? it is tricky, and somewhat unsafe to access to the reports. Why are they not stored on the ECORD site ? The
iodp3.org
points to the same http shoddy links. Thanks !
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iopd.org - This website is for sale! - iopd Resources and Information.
This website is for sale! iopd.org is your first and best source for all of the information youâre looking for. From general topics to more of what you would expect to find here, iopd.org has it all. ...
https://iopd.org
10 months ago
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Thibault de Garidel
Observatoire des Sciences de l'Univers de Grenoble
10 months ago
Inauguration des nouvelles chambres froides de l'
#IGE
en prĂ©sence Mr Philippe Baptiste, Ministre de l'Enseignement SupĂ©rieur et de la recherche. đ Cela souligne l'importance des recherches liĂ©es Ă la comprĂ©hension des phĂ©nomĂšnes naturels, pour mieux rĂ©pondre aux dĂ©fis environnementaux de demain.
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Thibault de Garidel
Ian Hall
10 months ago
More cool foraminifera.... Sand-sized fossils hold secrets to the history of climate change
theconversation.com/sand-sized-f...
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Sand-sized fossils hold secrets to the history of climate change
Foraminifera have lived almost everywhere in the ocean for millions of years. Their fossilised remains hold a record of Earthâs past.
https://theconversation.com/sand-sized-fossils-hold-secrets-to-the-history-of-climate-change-250928
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www.nytimes.com/2025/03/20/w...
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U.S. Denied Entry to French Scientist Over Views on Trump Policies, France Says (Gift Article)
The French authorities said the academic had been traveling to a conference near Houston when border officials blocked his entry because of conversations found on his phone.
https://www.nytimes.com/2025/03/20/world/europe/us-france-scientist-entry-trump-messages.html?unlocked_article_code=1.5U4.4rYu.LSIr5FZmr4QM
10 months ago
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Thibault de Garidel
Rasmus E. Benestad
10 months ago
I won't visit the US for a while, it seems:
www.theguardian.com/us-news/2025...
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French scientist denied US entry after phone messages critical of Trump found
Franceâs research minister said the scientist was traveling to Houston for a conference when his phone was searched
https://www.theguardian.com/us-news/2025/mar/19/trump-musk-french-scientist-detained
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Thibault de Garidel
Matias Ritter
10 months ago
Check out our new paper - published on Paleobiology - where we analyze predation patterns on planktonic Foraminifera (open acess)
doi.org/10.1017/pab....
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Where it's worth it: frequency and spatial distribution of bioerosional drill holes in planktonic foraminifera reveal different strategies in site selectivity | Paleobiology | Cambridge Core
Where it's worth it: frequency and spatial distribution of bioerosional drill holes in planktonic foraminifera reveal different strategies in site selectivity - Volume 50 Issue 4
https://doi.org/10.1017/pab.2024.48
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Thibault de Garidel
AndrĂ© Loez & podcast Paroles dâhistoire
10 months ago
Tout projet de recherche comportant un volet « valorisation » ou « vulgarisation » devrait inclure lâenrichissement de wilkipedia. Ce serait mille fois plus utile quâun docu ou podcast ad hoc Ă 150 vues. Ce type de pages lacunaires / dĂ©sĂ©quilibrĂ©es ne fait que me renforcer dans cette conviction :)
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Thibault de Garidel
RĂ©mi Noyon
10 months ago
Dans le Guardian, Raymond Pierrehumbert et Michael Mann; engagĂ©s de longue date contre la gĂ©o-ingĂ©nierie solaire, dĂ©noncent les 58 millions flĂ©chĂ©s vers un programme de recherche sur le sujet par le UKâs Advanced Research and Invention Agency (Aria)
www.theguardian.com/commentisfre...
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The UKâs gamble on solar geoengineering is like using aspirin for cancer | Raymond Pierrehumbert and Michael Mann
Injecting pollutants into the atmosphere to reflect the sun would be extremely dangerous, but the UK is funding field trials
https://www.theguardian.com/commentisfree/2025/mar/12/solar-geoengineering-uk
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Thibault de Garidel
Valery Laramée de Tannenberg
10 months ago
LâuniversitĂ© dâAix-Marseille lance le programme dâaccueil des exilĂ©s scientifiques U.S.
#SafePlaceForScience
www.univ-amu.fr/fr/public/ac...
--
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Safe Place For Science : Aix Marseille UniversitĂ© prĂȘte Ă accueillir les scientifiques amĂ©ricains | Aix Marseille UniversitĂ©
Dans un contexte oĂč certains scientifiques aux Ătats-Unis peuvent se sentir menacĂ©s ou entravĂ©s dans leurs recherches, notre universitĂ© annonce mettre en place le programme Safe Place For Science dĂ©di...
https://www.univ-amu.fr/fr/public/actualites/safe-place-science-aix-marseille-universite-prete-accueillir-les-scientifiques
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Thibault de Garidel
Jon Baker
10 months ago
1/ One thing I couldnât fit into this thread on our
@nature.com
paper: đ A strong Pacific overturning circulation (PMOC) may be a key player in AMOC collapsesânot just in future scenarios, but in past climates too đ§Șđ§”
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Thibault de Garidel
Annabelle Allouch
10 months ago
Ma gratitude Ă©ternelle aux collĂšgues qui ont montĂ© ce site, infiniment plus pratique qu'OdyssĂ©e et qui permet des recherches plus fiables sur les fiches de poste ATER, MCF et PU!đ
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Thibault de Garidel
Andrew Dessler
10 months ago
grok 2 vs grok 3
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Dr. Melanie Bergmann
11 months ago
đą Yay, at long last, another step will be taken today towards a new research ice breaker, replacing our current (beloved) RV Polarstern, improving polar research capabilitiesđ
@www.helmholtz.de
www.ndr.de/nachrichten/...
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Polarstern 2: Wismarer Werft baut Deutschlands neuen Forschungseisbrecher
Das kĂŒnftige Flaggschiff der deutschen Klimaforschung "Polarstern 2" soll in den kommenden Jahren in Wismar gebaut werden. Es wird mindestens 1,2 Milliarden Euro kosten. Ein extremes Schiff fĂŒr extrem...
https://www.ndr.de/nachrichten/mecklenburg-vorpommern/Neuer-Forschungseisbrecher-Polarstern-2-wird-in-Wismar-gebaut,polarsternzwei102.html
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If you ever wondered if primates did surf in the Eocene, consider this offer. If you did not, this is the opportunity of a lifetime to change your mind. (great group btw, decent food, and other perks)
add a skeleton here at some point
11 months ago
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Thibault de Garidel
Lilian Lieber
11 months ago
đđđŠđ§ȘHot off the press
@theguardian.com
: "The researchers will attach holographic plankton imaging devices, integrated with artificial intelligence, to container ships, new underwater robots and to filter-feeding ocean giants, such as whales."
tinyurl.com/yck6h5sy
@alexnimmosmith.bsky.social
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Thibault de Garidel
Nicolas Holzschuch
11 months ago
J'en profite pour rappeler que c'est le moment de vérifier votre inscription sur les listes électorales (avec la bonne section !) (du 5 au 19 février) :
www.dgdr.cnrs.fr/elections/
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CNRS : Ălections - Listes Ă©lectorales
https://www.dgdr.cnrs.fr/elections/
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Thibault de Garidel
Carl T. Bergstrom
11 months ago
Modern-Day Oracles or Bullshit Machines? Jevin West (
@jevinwest.bsky.social
) and I have spent the last eight months developing the course on large language models (LLMs) that we think every college freshman needs to take.
thebullshitmachines.com
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INTRODUCTION
https://thebullshitmachines.com
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