Climate.us @climate.us We are an independent, nonprofit successor to Climate(.)gov, safeguarding public access to trusted climate data, tools, and information.
Donate: https://www.climate.us/donate
Alessandra Zimmermann @alesszimm.bsky.social Federal R&D Budget Policy at AAAS | Biochem PhD | views are my own | she/her
Steve Froehlich @graceunscripted.bsky.social "in the hammock"
AMS Policy Program @amspolicy.bsky.social The American Meteorological Society (AMS) Policy Program promotes understanding and use of science and services relating to weather, water, and climate.
www.ametsoc.org/policy/
Paul Higgins @phiggins.bsky.social Climate scientist; global change biologist; advocate of evidence-informed decision-making and democracy.
Climate at the National Academies @climate.nationalacademies.org #Climate-related activities of the National Academies of Sciences, Engineering, and Medicine / @nationalacademies.org retweet ≠ endorsement
The National Academies of Sciences, Engineering and Medicine @nationalacademies.org Providing expert advice on some of the most pressing challenges facing the nation and world. Non-partisan. Non-profit. https://nationalacademies.org
American Association for the Advancement of Science @aaas.org Advancing science, serving society.
One of the world’s largest general scientific societies and publisher of @science.org
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.
American Meteorological Society @ametsoc.org AMS is a professional organization that advances the atmospheric and related oceanic and hydrologic sciences in service to society.
https://www.ametsoc.org/
Project Jupyter @jupyter.org Multi-language interactive computing environments. Jupyter Notebook, JupyterLab and related projects – @mentions not monitored. Open issues on GitHub.
Dask @dask.org Dask natively scales Python
Dask provides advanced parallelism for analytics, enabling performance at scale for the tools you love
https://dask.org
@xarray.bsky.social @xarray.bsky.social 
Zarr @zarr.dev Chunked, Compressed, & Cloud-native N-dimensional arrays
See https://zarr.dev/ for more information.
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
Global Ocean Biogeochemistry Array @globaloceanbgc.bsky.social The GO-BGC Array is a global robotic network of profiling floats carrying sensors that will revolutionize our understanding of ocean and ecosystem health.
https://www.go-bgc.org/
Euro-Argo ERIC @euro-argo.eu European contribution to the Argo international programme
Southern Ocean Carbon and Climate Observations and Modeling Proj @soccomproject.bsky.social SOCCOM’s mission is to drive a transformative shift in the scientific and public understanding of the role of the vast Southern Ocean in climate change and biogeochemistry.
https://soccom.princeton.edu/
Lily Dove @solilyquy.bsky.social Oceanographer and climate scientist 🌊 | Assistant Professor at Georgia Tech 🐝 | MIT/Caltech alumna 🦫 | Penguin enthusiast 🐧
Ryan Abernathey @rabernat.bsky.social Scientist and Startup Founder
Co-Founder and CEO @Earthmover
@pangeo_data steering council member
ex-Professor @Columbia @LamontEarth
Gavin Schmidt @climateofgavin.bsky.social Climate scientist, juggler. Bikes etc. Blogging at https://www.realclimate.org - data visualization, explainers, and debunking.
Charles Stern @cstern.bsky.social 
Kevin Schwarzwald @kschwarzwald.bsky.social Not all those who wander are lost. Climate variability and impacts by day, cities by evening, rock violin by night (sometimes all three at once). 
David A. Lee @davidalee.bsky.social Oceanography, economics, AI / ML | Now: Budget + Economic Policy @ Center for NYC Affairs, Physical oceanography @ Columbia University Lamont-Doherty Earth Observatory| Past: NY State Assembly | 🏗️ 🇺🇸
@m2lines.bsky.social @m2lines.bsky.social 
NYC Climate @nyclimate.bsky.social Building a carbon-neutral and resilient city for 8.3 million New Yorkers.
Sanketa K @ketasan.bsky.social PhD candidate in Dept of Earth and Environmental Sciences at Columbia University/Lamont/NASA GISS - studying heat extremes and their impacts
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
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 }
Elizabeth Kolbert @elizkolbert.bsky.social I am a New Yorker staff writer and author of "H is for Hope," "Under a White Sky," and "The Sixth Extinction," and “Life on a Little-Known Planet." Learn more at elizabethkolbert.com.
Garima Raheja @garimaraheja.bsky.social i love soup. climate data @ columbia, formerly energy @ the white house, formerly formerly trivia host @ kips berkeley before the coup
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
Gaël Forget @gaelforget.net Oceanographer, climate scientist, programmer, digital artist, from Bretagne, France, Europe, Boston, Massachusetts, USA, MIT
https://gaelforget.net
https://github.com/gaelforget
https://mastodon.mit.edu/@gaelforget
The Climate Reality Project 🌍 @theclimatereality.bsky.social Part of The @ClimateRealityProject.org Global Network Managed by Manuel @Montijano.info @ClimateReality.es 🇪🇸 @ClimateItalia.bsky.social 🇮🇹 @ClimateReality-UK.bsky.social 🇬🇧 @ClimateRealityProject.eu 🇪🇺
The REALITY®Tour by Al Gore
Baylor Fox-Kemper @baylorfk.bsky.social Oceanography, Climate & Music all at #BrownUniversity. Opinions my own, facts are everybody's.
https://fox-kemper.com
Mara Freilich @maratimes.bsky.social Assistant professor at Brown University studying ecology, physical oceanography, and mathematical modeling. Using science for community justice.
TEGNicholas.bsky.social @tegnicholas.bsky.social Open-Source Software for science at Earthmover.io, built on Pangeo.io.
One of many xarray.dev core devs. https://tom-nicholas.com/
Previously dabbled in oceanography at [C]Worthy and Columbia Uni., originally did fusion plasma physics.
BGC_Argo @bgc-argo.bsky.social An extension of the Argo program to include biogeochemical observations
https://biogeochemical-argo.org/
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
U.S. Global Change Research Program @usgcrp.bsky.social Advancing the science of climate and global change. Home of the National Climate Assessment and National Nature Assessment. Official account.
Frank Niepold @frankniepold.bsky.social Lead climate literacy for the United States.
Haley Crim @haleycrim.bsky.social Climate literacy + just transition @ MIT
Saving climate info @climate.us + www.climateliteracy.earth
Formerly @ NOAA Climate and USGCRP
she/her, opinions mine
IPCC @ipcc.bsky.social Intergovernmental Panel on Climate Change
JB Sallée @jbsallee.bsky.social Ocean & Climate scientist. Lead author @IPCC_CH AR6. Chercheur au CNRS, Paris
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
Pangeo @pangeo.io A community for open, reproducible, scalable geoscience. Join us at https://www.pangeo.io/
Henri F. Drake @henrifdrake.bsky.social Physical Oceanographer
Assistant Professor at UC Irvine
https://faculty.sites.uci.edu/drakelab/
Opinions my own, not my employer's
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!
Andrew Dessler @andrewdessler.com Prof of Atmospheric Sciences & climate scientist @ Texas A&M; AGU and AAAS Fellow; Native Texan; find out what I think at https://www.theclimatebrink.com/
Kate Marvel @drkatemarvel.bsky.social Climate scientist, formerly NASA, currently Project Drawdown. Former astrophysicist, current Earth supremacist. Author of HUMAN NATURE, best book of 2025 according to both Scientific American and my dad https://shorturl.at/aJRYb
Andrew Williams @andrewilwilliams.bsky.social Postdoc at UC San Diego | physics of climate 🌤️ 🌍 | PhD Oxford | views my own | he/him
andrewilwilliams.github.io
miriam nielsen @zentouro.info urban worm farmer. ricocheting between bored and furious. currently furious. climate scientist.
i talk about climate change a lot. she/her 🏳️🌈
videos @ https://youtube.com/zentouro
Natassa Romanou @aromanou.bsky.social Oceans. Climate. Society. And everything in between. Climate scientist and numerical modeler, aka Anastasia Romanou. AR7 Tipping Points aficionado. Views my own -not anyone else's.
Suzana Camargo @scamargo.bsky.social Scientist at Lamont-Doherty Earth Observatory, Columbia University. Hurricanes, typhoons, climate extreme events. Brazilian living in the US. Tennis fan. 
NSF NCAR & UCAR @ncar-ucar.bsky.social We're committed to advancing our understanding of Earth system science, from the ocean to the exosphere, for the betterment of our planet. 🌎 Operated by UCAR and #NSFfunded.
Stand Up for Science! @standupforscience.net We mobilize the fight for science and democracy - because science is for everyone! 🧬🧪🌎
Donate here: https://bit.ly/SUFS_GIVING
Learn more ⬇️
https://linktr.ee/standupforscience_bluesky
Katharine Hayhoe @katharinehayhoe.com climate scientist
posts 100% my own
🇨🇦 is my home
distinguished professor & chair, Texas Tech
chief scientist, The Nature Conservancy
board member, Smithsonian NMNH
advisor, Lawson Climate Inst UofT
alumna, UToronto and UIUC
author, Saving Us
The Weather & Climate Livestream @wclivestream.bsky.social
50 hours for our future starting June 1st, 2026.
Working to #SaveAmericasForecasts through sharing the importance of weather and climate science. [Photo: NYTimes]
Learn more: wclivestream.com/
Scripps Institution of Oceanography @scrippsocean.bsky.social Understanding and protecting the planet since 1903.
📍UC San Diego
Woods Hole Oceanographic Institution @whoi.edu We're the world's largest independent non-profit dedicated to ocean research, exploration, and education. Join us!
Adam Sobel @adamsobel.bsky.social Atmospheric scientist
WNBA @wnba.com The official account for the WNBA
https://tr.ee/HEwbJA1hq6
Save NOAA @savenoaa.bsky.social NOAA delivers critical science, service and stewardship to Americans. Stop cuts at NOAA!
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!
NOAA @handle.invalid NOAA provides science, service and stewardship to protect life, property & Earth's natural resources. An agency of the Department of Commerce. Join us on Instagram & Facebook. Official NOAA account.
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
Galen McKinley @oceancarbon.bsky.social Ocean carbon, global carbon, climate with models and ML. Professor at Columbia DEES and Lamont-Doherty Earth Observatory.
Lamont-Doherty Earth Observatory @lamont.columbia.edu Building fundamental knowledge about the origin, evolution, and future of our planet since 1949 (lamont.columbia.edu).
Bluesky @bsky.app official Bluesky account (check username👆)
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