exoCean Laboratory @exoceanlab.bsky.social Laboratory of experimental oceanography based at CEREGE 🦚, Aix-en-Provence 🇫🇷. We culture, measure, and dissolve carbonates!
📨 exocean@cerege.fr
🌡️🌊🫧🐚🪸🔬
@juliemeilland.bsky.social, @sulpis.bsky.social, @chalkyoceans.bsky.social
IPCC @ipcc.bsky.social Intergovernmental Panel on Climate Change
CLIVAR @wcrp-clivar.bsky.social CLIVAR Climate and Ocean: Variability, Predictability and Change is one of the six core projects of the World Climate Research Programme (WCRP) addressing the role of ocean-atmosphere interactions in climate. Website: www.clivar.org
Galen McKinley @oceancarbon.bsky.social Ocean carbon, global carbon, climate with models and ML. Professor at Columbia DEES and Lamont-Doherty Earth Observatory.
Arvind Singh @arvindocean.bsky.social Ocean scientist, Editor JGR-Oceans
Jelena Godrijan 🫧❾🌊🦋 @godi.bsky.social Biological oceanographer & phytoplankton connoisseur. Forest Lover. Stand up #TEDx person.🧚🏼♀️🦄🔬🌊 Views=mine. @institutrb.bsky.social
@BigelowLab.bsky.social @EMBO_YIN
https://jelenagodrijan.wixsite.com/godi
Steph Henson @stephhenson.bsky.social Oceanographer, cat enthusiast, bookworm
Phoebe J. Lam @phoebejlam.bsky.social Chemical Oceanographer at UCSC
Cliff Buck @tracemetalclean.bsky.social Free DC
Professor at UGA
Eos @eos.org Eos is a leading source for trustworthy news and perspectives about the Earth and space sciences and their impact. Published by the American Geophysical Union (@agu.org).
Marcos Fontela @marcosfontela.bsky.social Oceanography and climate change🌍| Now IIM-CSIC (Vigo) & CCMAR. Always the sea🌊
https://mfontela.github.io/web/
Romany Webb @romany-webb.bsky.social Deputy Director, Sabin Center for Climate Change Law. Working on climate, energy, carbon removal, methane removal, and more.
Hanna van de Mortel @hannavdmortel.bsky.social Ocean Alkalinity Enhancement PhD student @ IMAS/UTAS
Institute for Marine and Antarctic Studies @imas-utas.bsky.social Located at the gateway to the Southern Ocean and Antarctica, IMAS is internationally recognised as a centre of excellence for marine and Antarctic research and teaching: www.utas.edu.au/imas
CRICOS provider code: 00586B
John J. Cullen @johncullenocean.bsky.social Professor Emeritus in Oceanography, Dalhousie University. 🇨🇦🧪🌊 I've spent a long time trying to understand and explain how the ocean works.
@narramaria.bsky.social @narramaria.bsky.social 
Angela Fuentes Pardo @apfuentes.bsky.social Project lead • Scrum Product Owner • Research Data Management • Genomics • Bioinformatics • Conservation. https://fuentespardo.weebly.com 🇨🇴🇨🇦🇸🇪
Damon Britton @damonbritton.bsky.social Marine Biologist // Researching effects of climate change and marine carbon dioxide removal // Institute for Marine and Antarctic Studies (IMAS) at the University of Tasmania // appliedbgc.imas.utas.edu.au
Prof. Bob Howarth @profbobhowarth.bsky.social Professor at Cornell University, Earth system scientist, co-EiC Land-Ocean-Atmosphere Research
Sarah Cooley @co2ley.bsky.social Ocean advocate, community builder, climate scientist. I make sure the ocean interior is healthy so you don't have to. 
Andreas Schmittner @andreasschmittner.bsky.social Climate scientist, ocean, ice, biogeochemistry, paleo, modeling 🌦️🌎🌊❄️🌡️🥼🔬💻🦖
UBC EOAS @eoas.ubc.ca Department of Earth, Ocean and Atmospheric Sciences at the University of British Columbia
https://www.instagram.com/ubceoas/
https://www.linkedin.com/company/ubceoas/
Surface Ocean - Lower Atmosphere Study (SOLAS) @solas-ipo.bsky.social The Surface Ocean - Lower Atmosphere Study (SOLAS) aims to understand the key biogeochemical-physical interactions and feedbacks between the ocean & atmosphere.
Nadine Mengis @nadinemengis.bsky.social Born @350ppm
Emmy Noether research group lead
@GEOMAR_en on Earth system response to #netzero CO2, climate stabilization and carbon removal assessments. Views are my own.
Jens Hartmann @geojenshartmann.bsky.social Geochemists, Geologist, CDR-researcher and Professor @ University of Hamburg
Main topics: Ocean Alkalinity Enhancement, Enhanced Weathering, Fusion of CDR-methods
Involved with CDRmare, CDRterra, AlkAlign, Carbon to Sea, PYMICCS, ...
Joeri Rogelj @joerirogelj.bsky.social prof. climate science & policy | Imperial College London | 1.5C/net zero/carbon budget/pathways/justice | IPCC & UNEP lead author | ESABCC member | father
Ocean Networks Canada @oceannetworks.ca ONC operates world-leading ocean observatories on the Pacific, Atlantic, and Arctic coasts of Canada, and in the Southern Ocean.
One of Canada's Major Research Facilities & a University of Victoria initiative.
oceannetworks.ca
Association for the Sciences of Limnology and Oceanography @aslo.org The leading international professional organization for researchers and educators in the field of aquatic science. www.aslo.org.
#ASLO_LO #ASLO_Methods #ASLO_Letters #ASLO_Bulletin
#ASLO27
Thomas Frölicher @froeltho.bsky.social Professor in Climate and Environmental Physics @unibern, Lead Author @IPCC_CH SROCC, Views are my own
Patrick Blaser @paddylaser.bsky.social climate science, geochemistry, paleoceanography, rare earth elements
Marie Curie Fellow @ GEOMAR & Uni Lausanne
http://patrick-blaser.github.io
Joellen Russell @deepblueseanext.bsky.social Oceanographer and climate modeler: I use robot floats, supercomputers and satellites to predict what happens next on our awesome ocean world! Woohoo!!
US CLIVAR @usclivar.bsky.social US Climate Variability and Predictability Program - Investigating the global climate system across multiple time scales emphasizing the role of the ocean.
Learn more at usclivar.org
Aaron Ferderer @aaronferderer.bsky.social Oceanographer interested in phytoplankton, carbon and climate solutions || UTAS/IMAS
Mark Moore @cmarkmoore.bsky.social Biogeochemical Oceanographer @ University of Southampton. Researching our oceans and (hopefully!) inspiring the next generation
UVic School of Earth and Ocean Sciences @seos-uvic.bsky.social SEOS has pioneered, in Canada, the establishment of a research focus in Earth System Science. Our core disciplines are geology, geochemistry, geophysics, oceanography & atmospheric science https://www.uvic.ca/science/seos
Dr Tommy Ryan-Keogh @tjryankeogh.bsky.social Ocean biogeochemist based at the Southern Ocean Carbon-Climate Observatory, South Africa
Pf. Samantha Siedlecki @oceanforecaster.bsky.social Associate professor @UConn where I focus on ocean biogeochemical modeling, developing forecasts and projections to help marine resource dependent communities design resilience strategies. In my spare time I enjoy my pottery, dog walking, baking, & travel
CDRXIV @cdrxiv.org A public repository for preprint articles and datasets on Carbon Dioxide Removal (CDR). Developed by @carbonplan.org.
https://cdrxiv.org/
NOAA Climate.gov @climate.noaa.gov Toward a Climate-Smart Nation. The official NOAA account for Climate.gov hosted by the Climate Program Office. Follow for #climate news, #science, #data, resources, and more!
Blair Greenan @blairgreenan.bsky.social Research scientist at Fisheries and Oceans Canada based in Halifax, Nova Scotia. Lead of the Argo Canada program. Co-lead on the oceans chapter of the upcoming national climate change science assessment in 2026.
National Oceanography Centre @noc.ac.uk By gaining a deeper knowledge of the ocean, we help every living thing on our planet flourish. 🌊
🖥️ https://noc.ac.uk/
🔗 https://linktr.ee/NOConline
🎙️ https://linktr.ee/nocintotheblue
JGR: Oceans @jgroceans.bsky.social AGU Journal Official account
Advancing understanding of ocean processes.
Providing quality and integrity for authors, reviewers and readers.
Non-profit.
University of Tasmania @utas.edu.au Stories, research and more from the University of Tasmania. #1 in climate action globally.
CRICOS Code 00586B
CDRmare @cdrmare.bsky.social Our research mission with more than 100 scientists investigates whether and to what extent the ocean can play a significant role in removing and storing #CO2 from the atmosphere.
Laurent Oziel @laurentoz.bsky.social Arctic Ocean oceanographer and biogeochemist.
Now marine biogeochemical modeller but still connect with field / satellite observations.
Ecosystem, carbon and nutrient cycles, climate & "Earth" system.
GEOTRACES @geotraces.bsky.social More than 35 nations launched an ambitious program to explore the ocean chemistry: GEOTRACES, an International Study of the Marine Biogeochemical Cycles of Trace Elements and Isotopes
www.geotraces.org/
youtu.be/IGUt4OZL2Z8
Data: www.geotraces.org/dp
AGU (American Geophysical Union) @agu.org Official AGU: supporting 500k+ Earth & space science advocates.
🌏 🚀 🔬
Save the Date for #AGU26 in San Francisco, CA, 7-11 December, 2026.
Dr Tim Conway @marmite-usf.bsky.social Associate Prof @USFCMS. Interested in how tiny amounts of trace metals influence earth system cycling. I tweet many Florida birds. All views are my own. He/him.
Thomas Holmes @tracemetaltom.bsky.social Chemical oceanographer. Studying trace nutrients in the Southern Ocean and their impact on carbon cycling. Postdoc at Australian Antarctic Program Partnership, University of Tasmania.
BGC_Argo @bgc-argo.bsky.social An extension of the Argo program to include biogeochemical observations
https://biogeochemical-argo.org/
The Australia Institute @australiainstitute.org.au The Australia Institute is a leading think-tank based in Canberra http://australiainstitute.tv | Authorised by E Bennett, The Australia Institute, Canberra 2603
Mark Hopwood @markinchina.bsky.social Scientist living in Shenzhen, China. Associate Professor in Marine Biogeochemistry at SUSTech, Associate Editor at JGR:Oceans. Father to a baby dragon.
https://www.hopwood-marine-science.com/
He/him 🌊 🐻❄️ 🐧
Project Drawdown @projectdrawdown.bsky.social 🌍 The world’s leading guide to science-based climate solutions.
Visit www.drawdown.org to learn more
Randie Bundy @rmbundy.bsky.social Associate Professor at the University of Washington
Chemical Oceanographer • Traveler • Nature and Outdoor Enthusiast • Views are my own
(she/her)
Ocean Visions @oceanvisions.bsky.social Pursuing solutions for ocean and climate recovery.
Mar Benavides @marbenavides.bsky.social Microbial Oceanographer
@noc.ac.uk
@ird-fr.bsky.social
www.ocean-bridges.net
holly jean buck @hollyjeanbuck.bsky.social energy & climate policy, writer, analyst, geographer
Isaac Santos @barefootlab.bsky.social Professor of Marine Biogeochemistry, Editor in Chief Global Biogeochemical Cycles.
www.barefootbiogeochemistry.com
Natalya Evans PhD @saltyscientist.bsky.social That one ⚧️ woman chemical oceanographer with the fantastic curly hair. Brand new assistant prof/CRC at Dalhousie researching hypoxia/anoxia, metals, and ways to verify marine CO2 removal.
Looking for grad students!
Pro-climate justice
She/her
Tyler Cyronak @tcyronak.bsky.social Biogeochemist at Georgia Southern University | Coastal Carbon Laboratory | Studying carbon removal, sediments, seagrass, coral reefs, and estuaries
Robert Höglund @roberthoglund.bsky.social Carbon removal and Climate policy, http://marginalcarbon.com, http://milkywire.com, http://cdr.fyi
Previously Oxfam
EA-fan
Andrew Dickson @agdco2.bsky.social Marine chemist & animal lover
Perran cook @perrancook.bsky.social 
OSNAP @o-snap.org We are an international program providing a continuous record of heat, mass, and freshwater fluxes in the subpolar North Atlantic since 2014.
🌊 Official website: https://www.o-snap.org/
Catherine McKenna @cathmckenna.bsky.social 🌱 CEO, Climate & Nature Solutions; Chair UN Net Zero.
🇨🇦Former Minister of Environment & Climate
🏃♀️Author, Run Like a Girl
Order your copy today ⬇️
www.catherinemckenna.ca
📩 contact@climateandnature.com
Andrea J. Fassbender @aj-fassbender.bsky.social Moss admirer, aspiring runner, oceanographer at NOAA PMEL (👀 hold fast!), OneArgo, ocean carbon, biological pump, fisheries science wannabe, all opinions are my own. Jimothy (🦝) supporter 💕
Naomi Klein @naomiaklein.bsky.social "End Times Fascism" book coming September 2026.
Doppelganger. This Changes Everything. The Shock Doctrine. No Logo. On Fire.
UBC Professor of Climate Justice.
🔗 https://linktr.ee/naomiklein
Charly A. Moras @cmoras.bsky.social Postdoctoral Research Associate, marine biochemist at University of Hamburg. Focus on Ocean Alkalinity Enhancement and investigating its safe and effective implementation, opened for discussion and collaboration, teamed up with OceanAlkAlign and CDRmare.
Michael Fuhr @mfgeochemistry.bsky.social Geochemist, invstigating ocean alkalinity enhancement. Looking for a postdoc position mid 2027 ;)
Sonja Geilert @xsteinlausx.bsky.social Geologist goes swimming: working on natural and enhanced silicate weathering @UUEarthSciences | interested in silicon-carbon coupling, climate change impacts and stable isotopes
Karin Kvale @kkvale.bsky.social Earth system scientist working on oceans and climate, Aotearoa Blue Ocean Research. IPCC author. Runner, mother, global citizen born at 340 ppm.
Laurent Bopp @bopplaurent.bsky.social Climate Scientist and marine biogeochemist at CNRS, IPSL and ENS in Paris
Alexandria Ocasio-Cortez @aoc.bsky.social Waitress turned Congresswoman for the Bronx and Queens. Grassroots elected, small-dollar supported. A better world is possible.
ocasiocortez.com
Denis Gilbert 🌎 @denis-gilbert.ca Physicist; ocean & climate scientist
Dog servant 🐕
📍Rimouski, Québec, Canada 🇨🇦
Website: https://denis-gilbert.ca
Google Scholar: https://scholar.google.ca/citations?user=6J1GChAAAAAJ&hl=en
Malin Ödalen @malinodalen.bsky.social Researcher @pik-potsdam.bsky.social , modelling ocean’s role in climate system 🌬🌊🌎☀️👩💻📚
Palaeo/present/future, physics/bgc
From the Arctic, studying both poles ❄️
Check out @iapso-ecs.bsky.social http://iapsoecs.org
Views my own. she/her
Jean-Pierre Gattuso @jpgattuso.bsky.social Senior Research Scientist (emeritus) at CNRS, Sorbonne University and Iddri @cnrs.bsky.social @iddri.bsky.social
🌊 Ocean, climate, Ocean-based solutions — https://jpgattuso.github.io
Ken Johnson @montereyken.bsky.social Ocean scientist building a global biogeochemical sensor array to observe ocean health and changes in chemical cycling. http://soccom.org, https://go-bgc.org
Mike Tyka @mtyka.bsky.social #Climate, #science, #MachineLearning, #SciArt, #Biochemistry, #AI #Media #Art, #Sculpture, #GlassArt
Climate Researcher @Google
Prev: Protein Folding @UW with David Baker, PhD @Bristol
https://fediscience.org/@mtyka
https://www.miketyka.com
Canadian Climate Institute @climateinstitute.bsky.social Canada’s leading climate change policy research organization.
climateinstitute.ca
Australian Centre for Excellence in Antarctic Science (ACEAS) @antarcticsciaus.bsky.social ACEAS exists to help communities prepare for climate risks emerging from East Antarctica and the Southern Ocean, with a focus on the globally significant Denman-Shackleton glacier system.
We're a national research consortium, led by @utas.edu.au.
IAPSO ECS Network @iapso-ecs.bsky.social The IAPSO ECS aims to build a professional network and support early-career scientists in their careers in physical and chemical oceanography 🌊🌎⛴️ 💻 🧪🛰️
https://www.iapsoecs.org/
Ocean Acidification Research Center @uaf-oarc-alaska.bsky.social Ocean Acidification Research Center - College of Fisheries and Ocean Sciences - University of Alaska Fairbanks
https://www.uaf.edu/cfos/research/oarc/
Scott Doney @scottdoney.bsky.social Ocean and climate scientist and professor
Prof. Tatiana Ilyina @tatianailyina.bsky.social Climate scientist, Earth system modeler, studying ocean carbon cycle and its impacts on Earth's climates
Director @mpimarinemicrobio.bsky.social
@maxplanck.de
@wcrpclimate.bsky.social
mom of 3•feminist•🐈⬛ ailurophile•she/her•💙💛
Roger Aines @rogeraines.bsky.social Carbon removal, photography, science communication. Check out the book Championing Science by Amy Aines and me. Most of my birds live in Livermore, California.
Núria Casacuberta aka TITANICA @nuriacasacuberta.bsky.social Passionate about Oceans, Tracers, Radionuclides, Observations, the Arctic and the North Atlantic. Science and fun!
ETH Zurich @ethz.ch Where the future begins. 🚀🔬 One of the world’s leading universities for technology & natural sciences. Posts in both English and German.
www.ethz.ch
Olivier Sulpis @sulpis.bsky.social 🌊 Researcher in marine chemistry and ecology at CNRS / @exoceanlab.bsky.social / ERC Deep-C PI / Marseille
Fernando Sobral @fsobral.bsky.social Phd Candidate at UNSW in Physical Oceanography. Interested in heat transport, western boundary current systems, MHW, Ocean models and obs. 
Simon Evans @drsimevans.carbonbrief.org Press Gazette energy & environment journalist of the year 2022
Highly commended:
Society of Editors 2025
Shortlisted:
Press Awards 2025
Press Gazette 2025
AOP 2025
Deputy Ed + Snr Policy Ed, Carbon Brief
simon.evans@carbonbrief.org
Jens Terhaar @polarocean.bsky.social Father of 3, ocean biogeochemical modeller at the University of Bern, interested in high-latitude oceans, carbon cycle, ocean-climate interaction & ecosystem stressors such as ocean acidification and primary production.
OpenAir Collective @openaircollective.bsky.social A global volunteer network advancing the responsible deployment of carbon removal via open-source policy, R&D, and communications missions.
Dr. Jonathan Foley @globalecoguy.bsky.social - Executive Director, Project Drawdown drawdown.org
- Climate scientist, working on solutions
- Passionate about science, communication, and hope
- Minnesota based, Maine born
- Personal account / My views
Heidi Cullen @heidicullen.bsky.social climate change 🌡/extreme weather ⚡️/science communication 📣 | ocean health 🌊/ Climate Director @schmidtsciences | formerly @MBARI_News @WWAttribution @ClimateCentral @weatherchannel @NCAR_Science | i ❤️ Labs | thalassophile 💙
Tessa Hill @tessahill.bsky.social Climate change, oceans, blue carbon and coastal communities. Professor, researcher, educator, author. 🌊
📕: At Every Depth @ateverydepth.bsky.social
AtEveryDepth.com
bio.site/Tessahill
Deutsche Allianz Meeresforschung (DAM) @allianz-meer.bsky.social 25 Meeresforschungs-Einrichtungen, ein Ziel: den nachhaltigen Umgang mit Küsten, Meeren und Ozeanen zu stärken. 🌎 https://allianz-meeresforschung.de / @Allianz_Meer@wisskomm.social 
Mya Breitbart @viromegirl.bsky.social Professor at the University of South Florida. Marine microbiology and virology, with a smattering of eukaryotes here and there because focus is for losers. Characterizing the global virome, one virus at a time. Owned by a very cute dog and cat. She/her
CarbonPlan @carbonplan.org We help climate solutions live up to their potential through transparency, accountability, and scientific integrity. www.carbonplan.org
Matt King @deformedearth.bsky.social Solid-earth deformation, geodesy, ice sheets, and sea level. Professor and ARC Laureate Fellow at @utas.bsky.social ❄️⚒️🌊🧪. Director of the Australian Centre for Excellence in Antarctic Science. Flawed follower of Jesus.
Scripps Institution of Oceanography @scrippsocean.bsky.social Understanding and protecting the planet since 1903.
📍UC San Diego