Janni Yuval @janniyuval.bsky.social Climate scientist. Building hybrid climate models at Google research.
ECMWF @ecmwf.int European Centre for Medium-Range Weather Forecasts
For press enquiries or for general queries to the Service Desk, please visit http://ecmwf.int/en/about/media-centre
Tobias Finn @tobiasfinn.bsky.social Geoscience/Machine Learning. Scientist working on improving Earth system models with the help of deep learning. CEREA, école nationale des ponts et chaussées. 🇫🇷🇩🇪
Robert Redl @r5r3.bsky.social 
Jeff Dean @jeffdean.bsky.social Google Chief Scientist, Gemini Lead. Opinions stated here are my own, not those of Google. Gemini, TensorFlow, MapReduce, Bigtable, Spanner, ML things, ...
Gavin Schmidt @climateofgavin.bsky.social Climate scientist, juggler. Bikes etc. Blogging at https://www.realclimate.org - data visualization, explainers, and debunking.
Daniele Nerini @dnerini.bsky.social Meteorology & data science @MeteoSwiss 🌦️ | Bridging weather, climate & AI 🤖
Aaron Hill @draaronhill.bsky.social Christ Follower. Husband. Father. Meteorologist. OU Assistant Professor. Formerly @ CSU, TTU, UW. Sports addict. Zec 4:10. He/Him draaronhill.com
Clark Evans @clarkevanswx.github.io I study high-impact weather, help develop high-resolution models to improve weather forecasts, and mentor scientists. Constantly striving to help those around me flourish. My views expressed here are mine alone.
Ray Bell @raybellwaves.bsky.social AI/ML product directory at the state of Maryland
Shakir Mohamed @shakirm.bsky.social AI, sociotechnical systems, social purpose. Research director at Google DeepMind. Cofounder and Chair at Deep Learning Indaba. FAccT2025 co-program chair. shakirm.com
Ferran Alet @ferranalet.bsky.social Research Scientist at Google DeepMind; AI for Science and Sustainability
Prev: PhD @csail.mit.edu
LEAP-STC @leapstc.bsky.social Revolutionizing climate projections by integrating climate and data science, through innovation, diversity, legacy, and impact.
{ MAIN: leap.columbia.edu }
{ EVENTS: leap.columbia.edu/events }
{ NEWS: leap.columbia.edu/news }
Viviana Acquaviva @venividivivi.bsky.social Astrophysicist turned Climate Scientist | AI for Science | Professor of Physics at @cuny.bsky.social; happy camper at @leapstc.bsky.social | Author, ML for Physics and Astronomy: https://shorturl.at/VJ9k9 | Lover of puns, data, good people, and unfinished 
Emily Gordon @emilygordynz.bsky.social Lecturer @ University of Auckland | Climate variability + data science | emilymgordon.com
Francesco Immorlano @f-immorlano.bsky.social Postdoc researcher @ University of California Irvine, LEAP NSF-STC - Columbia University
Machine Learning & Generative modeling for Climate Science
Redouane Lguensat @redouanelg.bsky.social Climate Data Scientist at Institut Pierre-Simon Laplace and IRD, Sorbonne University | Cofounder of MoroccoAI
Https://redouanelg.github.io
Caroline Juang @carospace.bsky.social Space-minded earth scientist & artist, studying wildfires. Postdoctoral Fellow at NASA JPL. Opinions expressed are my own. — Brookie '17 — Founder SpaceInterns.org, steering committee AAPI in Geosci— she/her ✨ https://carjuang.wixsite.com/portfolio/links
Yongquan Qu @yongquan-qu.bsky.social PhD candidate @Columbia University, Simulation Intelligence Resident @Pasteur Labs&ISI, GRA @leapstc.bsky.social LEAP NSF-STC | SciML for Turbulence and Data Assimilation | Math -> Atmospheric Science
https://yongquan-qu.github.io
Juan Nathaniel @juannat7.bsky.social PhD @Columbia. Previously @NUSingapore, intern @IBMResearch
https://juannat7.github.io
Eviatar Escolar Bach @eviatarbach.bsky.social Lecturer (Asst. Prof.) in meteorology and math. & stats | Data assimilation, climate, ML, applied dynamical systems, predictability, inverse problems, climate politics
She/her 🏳️⚧️
https://eviatarbach.com
Laura Mansfield @lauramansfield.bsky.social Researcher in AI for climate and weather modelling. Schmidt AI in Science Postdoctoral Fellow at University of Oxford
Christina Kumler @purpal9.bsky.social A Colorado gal who knows a little about a lot: weather, photography, triathlon, mountains, AI for environmental sciences, travel, good food, great drinks, the best of friends, and plenty of stories.
Christina Karamperidou @drxtinakar.bsky.social Climate Scientist, Professor of Atmospheric Sciences at University of Hawaiʻi at Mānoa. El Niño, extremes, paleoclimate, ML/AI in weather and climate
Randy Chase @dopplerchase.bsky.social Senior Atmospheric Scientist @ tomorrow.io | Atmos AI Engineer 🤖 | μ-wave Nephologist ☁️ | Atmos PhD UofIllinois | #BillsMafia #Illini | he/him | Opinions my own |
Scott Hosking @scotthosking.bsky.social Director in Environment and AI Research | @theturing.bsky.social
scotthosking.com
Climate Informatics @climformatics.bsky.social Climate Informatics: the intersection of #climatescience and #datascience. Research community and international conference (held annually since 2011).
http://www.climateinformatics.org
Jakob Runge @jakobrunge.bsky.social Professor of AI in the Sciences at University of Potsdam // causalinferencelab.com
Mike Pritchard @mikepritchard.bsky.social Director of Climate Simulation Research at NVIDIA and Professor of Earth System Sciences at UC Irvine. Let’s make better use of modern AI and HPC, improve the Earth simulation technology stack, and better understand cloud climate feedbacks.- J Jatan Buch @jatanbuch.bsky.social Scientist studying clouds, wildfires, air quality, with physics and machine learning
Jerry Lin 🇺🇦 @jlin404.com Postdoc at BU. Posts do not represent the views of my employer—only my own. Actively trying to improve my signal to noise ratio.
Dr. (fro)Dre @frodre.bsky.social Climate, ML, and skeets, apparently 
Yann Quilcaille @yannquilcaille.bsky.social Climate scientist. Postdoc at ETH Zürich, former postdoc at IIASA
Speciality: #climate, #emulators, #extremes, interface human/Earth systems
#TIME100 Climate
LinkedIn: YannQuilcaille
Posts are my own.
lebellig @lebellig.bsky.social Postdoc @INRIA, Ockham team, on generative models.
Previously intern @SonyCSL, @Ircam, @INRIA
🌎 Personal website: https://lebellig.github.io/
Tim Reichelt @treichelt.bsky.social postdoc @ uni oxford. machine learning. climate. statistics.
web: treigerm.github.io
Shahine Bouabid شاهين @shahine.bsky.social Statistics and climate science.
Postdoc at MIT EAPS, prev PhD at Oxford.
he/him.
shahineb.github.io
Dr Lois Player @loisplayer.bsky.social Behavioural Scientist | Climate Policy & Behaviour Change 🌏 | Novel Computational Methods - NLP & LLMs 👩💻 | Research Consultant | Currently Contracting at European Climate Foundation ✨
loisplayer.com
Alistair White @alistairwhite.bsky.social PhD Student at TUM and PIK working on physics-constrained machine learning for weather and climate modeling. Currently visiting Caltech.
Nikolay Koldunov @oceanographer.bsky.social Oceanographer, climate and ocean modeler, interested in ML for climate and LLMs. Senior scientist at AWI. Working on FESOM2 unstructured ocean model, km-scale climate modelling, data visualisation. More info: https://koldunovn.github.io/
Dr. Ryan Lagerquist @ralagerwx.bsky.social He/him | Meteorologist using AI and machine learning | Ultra-running | Cycling | Mountains | Heavy metal | Cats | #LeafsForever
Björn Lütjens @bjornlutjens.bsky.social Research Scientist@IBM (he/him). Previously MIT. Research in machine learning and Earth system modeling 🌎
https://blutjens.github.io/
@rachelfurner @rachelfurner.bsky.social I'm a research scientist looking at data-driven/ML ocean models. Recent promotion to Dr! Parent to two adorable small humans. No idea what free-time is anymore... but I used to enjoy baking and reading, and one day will return to these hobbies!
@ankurmahesh.bsky.social @ankurmahesh.bsky.social 
Jack Kelly @jack-kelly.com Building open source ML to reduce CO₂ emissions from the electricity grid
• Python, climate, forecasting weather & energy, AI, open data & science, Rust
• Now: Co-founder @openclimatefix.org
• Prev: DeepMind, NESO, Imperial
• https://github.com/jackkelly
Philip Stier @philipstier.bsky.social Climate researcher, Professor of Atmospheric Physics
@oxfordphysics.bsky.social
Director @intelligentearth.bsky.social
Spencer Clark @spencerkclark.bsky.social 
Ai2 Climate Modeling @ai2-climate.bsky.social A scientific research team dedicated to using machine learning to improving our ability simulate the climate
Frederik Kratzert @kratzert.bsky.social Research Scientist @ Google Research. Working on the intersection of machine learning and hydrology. Located in Vienna, Austria.
Ryan Abernathey @rabernat.bsky.social Scientist and Startup Founder
Co-Founder and CEO @Earthmover
@pangeo_data steering council member
ex-Professor @Columbia @LamontEarth
Lucas Beyer (bl16) @giffmana.ai Researcher (OpenAI. Ex: DeepMind, Brain, RWTH Aachen), Gamer, Hacker, Belgian.
Anon feedback: https://admonymous.co/giffmana
📍 Zürich, Suisse 🔗 http://lucasb.eyer.be
Lluís Palma @lluispalma.bsky.social PhD student @BSC | Climate and stats
llplm.github.io
Earthmover @earthmover.io the cloud platform for weather and climate data teams
https://earthmover.io/
find us more frequently on LinkedIn: https://www.linkedin.com/company/earthmover
Peter Watson @peteragwatson.bsky.social Climate scientist at University of Bristol, most interested in present/future extreme climatic event risk and improving our prediction models, including with AI. https://www.climatebristol.org/people/peter-watson/
Julien Brajard @brajard.bsky.social Senior Researcher at the Nansen Center in Bergen. Working with machine learning, Earth System modeling, and data assimilation.
Matt Patterson @mattpattclimate.bsky.social Research Fellow at the University of St Andrews and NCAS in climate science and ML. Interests in climate dynamics, jet streams and long-term prediction. Formerly at University of Reading and University of Oxford.
Tom Andersson 🌍 @tom-andersson.bsky.social Research Engineer at Google DeepMind; Building AI for weather & tropical cyclone forecasting; WMO Young Scientist of the Year 2022; he/him
Joseph Hardin @drjosephhardin.bsky.social Apple Weather Forecasting Lead. Machine learning, weather research and radar.
Zhonghua Zheng @zhonghuazheng.bsky.social Associate Professor in Data Science & Environmental Analytics @The University of Manchester | Editor, Atmospheric Chemistry and Physics (ACP) | zhonghuazheng.com
Urban Climate & Air Quality/Aerosol Modelling
NCAR ASP Fellow, Columbia PDRA, UIUC MCS+PhD
Paula Harder @paulaharder.bsky.social ML Scientist for atmospheric composition forecasting at ECMWF | PhD CS | Mila | paulaharder@github.io
borrrrrrrrris 🇺🇸🇲🇽🇨🇦 @borrrrrrrrrris.bsky.social boris with 10 r's (handles with fewer r's were taken). ML for weather (prev health) @ Google. into guitars, sci fi, parenting, lolz. i make rock music for kids: https://open.spotify.com/artist/43Np3yVcbFcW4Uyn9C2MPe?si=gsh99-beRTSafXO_PxaSgg
Michael Nielsen @michaelnielsen.bsky.social Searching for the numinous
Australian Canadian, currently living in the US
https://michaelnotebook.com
Jeremy Howard @howard.fm https://Answer.AI & https://fast.ai founding CEO; previous: hon professor @ UQ; leader of masks4all; founding CEO Enlitic; founding president Kaggle; various other stuff…
David Pfau @davidpfau.com So far I have not found the science, but the numbers keep on circling me.
Views my own, unfortunately.
Ryan May @dopplershift.bsky.social I'm a weather-focused software engineer and career Pythonista. Opinions are my own, yada yada.
Miles Cranmer @milescranmer.bsky.social AI + Astro/Physics. Assistant Prof at Cambridge.
astroautomata.com/
R. Saravanan @sarava.net Climate scientist, Professor at Texas A&M University.
Book: ClimateDemon.com, https://Metamodel.blog, https://github.com/mitotic, More: https://r.saravanan.us
Check out my curating Bluesky client https://Skylimit.dev: 2.7, #climate, #skylimit,
Al Merose @al.merose.com Differential database administrator. Machine learning for climate & weather. Ex-Google Research, Founding Member of Technical Staff @OpenAthena.ai. Tinkering with xql.systems. He/him.
Antje Weisheimer @antjeweisheimer.bsky.social atmospheric physicist University of Oxford @OxfordAOPP and @ECMWF | predictability of weather and climate | NCAS @AtmosScience
Adam Sobel @adamsobel.bsky.social Atmospheric scientist
Chiara Lepore @lapiccolaflo.bsky.social navigating life, one stumble at the time. All views are mine only.
Climate Data Scientist + 🇮🇹. she/her
Milan Klöwer @milank.bsky.social Climate scientist. NERC Research Fellow @UniofOxford, prev Schmidt AI in Science; PostDoc @MIT, PhD @UniofOxford. #JuliaLang, open source, low carbon, free education, vegan, 🗻+🚲+🛥️. Cars ruin cities. *354ppm he|him
Daniel Rothenberg @danielrothenberg.com Tech-evangelizing Atmospheric Scientist | co-founder @brightbandtech | Formerly Tech Lead @Waymo, Chief Scientist @tomorrowio_, @eapsMIT
Zack Labe @zacklabe.com Climate Scientist at @climatecentral.org | PhD | Passionate about improving science communication through data-driven stories | Harrisburg, PA | https://zacklabe.com/
Views, thoughts, and opinions expressed here are only my own.
María J. Molina @handle.invalid Assistant Professor at the University of Maryland, College Park. Machine learning for extreme weather and climate. Committed to training future scientists. She/her. 🌎🐢 mariajmolina.github.io
Tobias Pfaff 🦛 @tobiaspfaff.bsky.social Research scientist at NVIDIA. Learned physics models, generative video & more.
Ashesh Chattopadhyay @ashesh6810.bsky.social Scientific ML, ML theory, ML for climate, fluids, dynamical systems. Asst. Prof of Applied Math at UCSC. https://sites.google.com/view/ashesh6810/home
Joe Hamman @jhamman.bsky.social Climate scientist, engineer and human. Co-founder/CTO @earthmoverHQ. @xarray_dev / @pangeo_data dev. Formerly
@carbonplanorg, @NCAR_Science, and @uw_cee. He/him.
Jeff Massey @masseyjeff.bsky.social Amazon Weather Team Lead | PNW weather weenie | Stevens Pass skier
Rob Carver @wundersooner.com Retired meteorologist from Penn St., OU, and NM Tech. Waiting for monsoon thunderstorms in Grants, NM.
Jakob Zscheischler @zscheischlerjak.bsky.social Earth system scientist @UFZ & Prof @TUdresden, expert on compound weather and climate events
Aiko Voigt @aikovoigt.bsky.social Climate scientist at Uni Bonn
Ana Bastos @anabastos.bsky.social Prof. for Land Atmosphere Interactions @Leipzig University. Nerd, born 350ppm, still believing another world is possible. Powered by #AuDHD, glitches can happen 🧠🌈 Opinions my own.
Flavio Lehner @climateflavors.bsky.social Climate Scientist
Assistant Professor @ Cornell University
Chief Climate Scientist @ Polar Bears International
https://flaviolehner.eas.cornell.edu/ 
David Rolnick @drolnick.bsky.social Assistant Professor in Computer Science, McGill University /
Mila Quebec AI Institute. Co-Founder and Chair, Climate Change AI. MIT Tech Review "Innovator Under 35". he/him/his
Florent Brient @florentbrient.bsky.social Climate scientist and associate professor (Maître de conférences).
Enjoy and study clouds
Sorbonne Université / Laboratoire de Météorologie Dynamique / IPSL
https://web.lmd.jussieu.fr/~fbrient/
Salva Rühling Cachay @salvarc7.bsky.social ML PhD student at UC San Diego. Into AI for Science, especially climate & weather.
https://salvarc.github.io/
Duncan Watson-Parris @dwatsonparris.bsky.social Climate scientist @UCSD using machine learning to improve our understanding of clouds and aerosols. 🏄♂️
Find out more about the Climate Analytics Lab here: https://climate-analytics-lab.github.io/
Amy McGovern @profamymcgovern.bsky.social Professor in Meteorology and Computer Science, Director of the NSF AI Institute for Research on Trustworthy AI in Weather, Climate, and Coastal Oceanography (AI2ES), mom to @wrmf.bsky.social and @agileschnauzers.bsky.social
Pedram Hassanzadeh @pedramh.bsky.social Professor of climate science + applied math, University of Chicago @UChicago. AI for Climate Initiative (AICE). Extreme weather, scientific ML, climate change & turbulence. 
N. Thuerey's research group at TUM @thuereygroup.bsky.social Professor @ TUM | Making numerical methods and deep learning play nicely together | Fluids | Computer Graphics
Elizabeth A. Barnes @eabarnes.bsky.social AI for Environmental Science + Science of AI | Dalton Family Chair in Environmental Data Science & Sustainability | Professor of Computing & Data Sciences and of Earth & Environment @ Boston University
David John Gagne II @djgagnedos.bsky.social Machine Learning Scientist at NSF NCAR in Boulder, CO. Interested in the linkages among AI, weather, climate, disasters, and impacts. 
Kara D. Lamb @karadlamb.bsky.social Associate Research Scientist at Columbia University studying aerosols, cloud physics, & machine learning.
kdlamb.github.io
Julius Busecke @codeandcurrents.bsky.social Anti-Fascist Climate Scientist and Software Engineer.
Use technology to fight the climate crisis and democratize science, not to sell ads and form oligarchies!
Blanka Balogh @blankabalogh.bsky.social Climate modeling & AI researcher @ Meteo-France/CNRM.
When I’m not coding, I’m probably out running!
📍Toulouse, France
Gernot Geppert @gernotgeppert.bsky.social Scientific Software Engineer / Remote sensing / Land surface / Data assimilation / NWP / Python / HPC
J. Emmanuel Johnson @jejjohnson.bsky.social Expat: 🇺🇸—>🇦🇪🇫🇷🇪🇸
Data Engineer @ MARS-IMEO-UNEP
Data-Driven Geoscience:
- Computation Scientist
- GeoSpatial Data Engineer
- AI/ML Research Engineer
- MLOPs Dev
- Developer Advocate
I truly believe that software will save science!
Sebastian Lerch @sebastianlerch.bsky.social Professor at the Department of Mathematics and Computer Science at the University of Marburg, interested in probabilistic forecasting, statistics, ML, with applications in weather, energy, environmental sciences, and beyond
Pierre Gentine @pierregentine.bsky.social Professor @Columbia University, Director of @LEAPstc NSF Science and Technology Center, Working on #climate, #water and #ecology, born at 335ppm, views my own
Stephan Hoyer @handle.invalid Building AI climate models at Google. I also contribute to the scientific Python ecosystem, including Xarray, NumPy and JAX.
Opinions are my own, not my employer's.