Dave Levitan @davelevitan.bsky.social Science journalist, bylines all over the place.
Book: NOT A SCIENTIST: How politicians mistake, misrepresent, and utterly mangle science (WW Norton).
www.davelevitan.com
Sign up: www.gravityisgone.com
Alexandra Phelan 余雪莲 @alexandraphelan.bsky.social Associate Professor, Global Health Law, Johns Hopkins
- Senior Scholar, Center for Health Security
- Director (Policy), Institute for Planetary Health
International law, infectious diseases, pandemics, equity, solidarity & justice
Toby Svoboda @tobysvoboda.bsky.social Philosopher working on ethics, climate change, and the rest.
https://philpeople.org/profiles/toby-svoboda
Prof Dynarski @dynarski.bsky.social MIT-trained economist & Harvard prof | 1st-gen college grad | Education, inequality | Shitposts in a Boston accent | 1st career: union organizer
NYT Columns
https://www.nytimes.com/by/susan-dynarski
https://linktr.ee/susan.dynarski
www.susandynarski.com
LegraLeGra @atthenius.bsky.social #Climate scientist @
#GISS => #nyc &
#Columbia Uni
Mom
from WestTX
#bikeNYC #bike #NYCbike
Mostly find me
Here: https://fediscience.org/@atthenius
Personal acct.
Jeremy Wallace @jeremywallace.bsky.social China, climate, stats, and cities. Johns Hopkins SAIS, Good Authority. No Kings.
Advanced Research + Invention Agency (ARIA) @aria-research.bsky.social Empowering scientists to reach for the edge of the possible
www.aria.org.uk
Tom Di Liberto @tdiliberto.bsky.social Climate scientist and science communicator who dabbles in comedy.
Creator of NOAA's Teek and Tom cartoon series focused on weather, climate and ocean science.
If in Washington DC, come check out my science improv troupe at Washington Improv theater
Joel Thornton @atmostaj.bsky.social Professor of Atmospheric and Climate Science. I study the natural and perturbed chemistry and composition of the atmosphere and how it interacts with weather and climate. But, I like other things too. Opinions my own, etc.
Andy Miller @andymiller24.bsky.social Retired from EPA Office of Research and Development, focused on climate change issues. Active with US Global Change Research Program, interested in climate intervention. University of Arizona, North Carolina State University, mechanical engineer
Undark Magazine @undark.org Non-profit & editorially independent. Exploring science as a frequently wondrous, sometimes contentious, and occasionally troubling byproduct of human culture.
undark.org
The Conversation U.S. @us.theconversation.com A nonprofit news organization dedicated to sharing the knowledge of experts with the public, in accessible, trustworthy articles drawing on their research.
Free to read, without paywalls or ads.
Simons Foundation @simonsfoundation.org Advancing the frontiers of basic science through grantmaking, research and public engagement. Sign up for our newsletter: simonsfoundation.org/newsletter
Carole Cadwalladr @carolecadwalla.bsky.social Investigative journalist. Ex-Guardian/Observer. Now co-founder brand new all-women journalist collective, www.thenerve.news. Tech justice stuff: www.the-citizens.com. Personal newsletter: www.broligarchy.substack.com
Solomon Elusoji @solomon.elusoji.carbonbrief.org Digital nomad @CarbonBrief.org
Neil deGrasse Tyson @neildegrassetyson.com Astrophysicist
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/
Ramin Skibba @raminskibba.bsky.social Science/Health/Climate/Tech/Policy Reporter, Editor, and Communicator. Previously: Staff Writer at WIRED; freelance writer; former scientist. Muppets & Star Trek fan. My newsletter: http://raminskibba.substack.com
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
Ken Klippenstein @kenklippenstein.bsky.social Independent journalist.
Send tips via Signal: 202-510-1268.
Join my newsletter 👇👇👇
kenklippenstein.substack.com
Lily Dove @solilyquy.bsky.social Oceanographer and climate scientist 🌊 | Assistant Professor at Georgia Tech 🐝 | MIT/Caltech alumna 🦫 | Penguin enthusiast 🐧
Steve Nesbitt @70dbz.bsky.social Associate Dean, College of LAS, Professor, Department of Climate, Meteorology & Atmospheric Sciences, University of Illinois. AMS Fellow; I'm a meteorologist that brakes for interesting cloud formations. Opinions mine. #BillsMafia swnesbitt.github.io
G Elliott Morris @gelliottmorris.com i write the data-driven politics newsletter Strength In Numbers: gelliottmorris.com/welcome
pollster: https://wavepolling.com
book: wwnorton.com/books/Strength-in-Numbers
polls/forecasts: @fiftyplusone.news
formerly 538 & The Economist
Duncan McLaren @duncanmclaren.bsky.social Independent Researcher, previously #UCLA, #Lancaster, climate politics, climate geoengineering, environmental justice.
Dialogues on Climate Change @dialoguescc.bsky.social Dialogues on Climate Change is a peer-reviewed journal that aims to stimulate open and critical debate on key issues in climate change science and research https://journals.sagepub.com/home/DCC
Centre for Climate Repair @climaterepair.bsky.social We are a mission driven organisation advancing research on high impact climate repair projects. Based at the University of Cambridge. https://www.climaterepair.cam.ac.uk/
Matt Henry @menrywy.bsky.social Working on a just energy transition
Formerly: NREL, University of Wyoming
Currently: Facilitator and policy strategist
Enviro Humanities PhD
Book on water justice
Based in the rural West
Jonathan Lambert @jonlambert.bsky.social Science journalist at NPR covering global health. Minnesotan in DC. jlambert1@npr.org. On signal @jonlambert.12
https://jonathanmlambert.com/
Anita Lazurko, PhD @alazurko.bsky.social Senior Transdisciplinary Scientist @UK_CEH
Futuring, scenarios, pathways, reflexivity, transformation, social-ecological systems
PhD @UWaterloo | @fdnPETF | ESG Fellow | MESPOM
Ben Sanderson @benmsanderson.bsky.social Climate scientist at CICERO, Oslo. I try to talk about climate science, but inevitably start talking about trains and bicycles if left unattended.
Johannes Quaas @jquaas.bsky.social Theoretical Meteorology, Leipzig University
Clouds and climate, biodiversity and climate, aerosols and clouds
World Climate Research Programme (WCRP) @wcrpclimate.bsky.social The World Climate Research Programme (WCRP) – Leading the way in tackling global climate challenges.
🔗 Learn more: https://www.wcrp-climate.org/
Follow us on all platforms: Facebook, LinkedIn, Bluesky, TikTok & X
Tom Hamill @tomhamill.bsky.social Senior Director of Numerical Weather Prediction with The Weather Company. I lead our work on conventional and deep learning weather prediction and super resolution. In my free time, I hike, bike, read, pick up dog poo, and do Boulder-y stuff.
NOAA @noaa.gov 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.
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!
Lisa Dilling @ldilling.bsky.social Climate policy, adaptation, and carbon. Former CU Boulder professor. Personal account. Views are my own.
Giulio Betti @giuliofirenze.bsky.social Climatologist and Meteorologist at the Italian National Research Council (CNR) and Lamma Consortium.
Ken Rice @kenrice.bsky.social Interested in #scicomm, in particular about astronomy and climate change. Professor of Computational Astrophysics and Head of Institute for Astronomy, Univ. of Edinburgh. Views own, of course.
@davidaschwartz.bsky.social @davidaschwartz.bsky.social 
CMIP ─ Coupled Model Intercomparison Project @wcrp-cmip.org CMIP, bridging science and policy to meet the climate challenge.
James Dinneen @jamesdinneen.bsky.social Science journalist reporting on Earth for @nature.com; writing book about the deep interior of Earth for @vikingbooks.bsky.social. Send tips via Signal @jamesnesw.44. Email is easy to find. Newsletter: northeastsouthwest.substack.com
Roland Séférian @rolandseferian.bsky.social climate scientist at #CNRM @meteofrance
| focus on #CarbonCycle & its iterations with climate | @IPCC_CH SR15 & AR7 | @esm2025.bsky.social
Monica Ainhorn Morrison @momo-sophos.bsky.social Philosopher of science & ethicist @ NSF NCAR, plant hoarder, dog enthusiast, moderate pessimist, retired gaffer
Edwin Kite @edwinkite.bsky.social Resident at Astera Institute. Planetary science professor, U. Chicago. Mars terraforming, Early Mars, rocky exoplanets. https://sseh.uchicago.edu/
Patrick Rizzo @prizscisurf.bsky.social Peabody Award-winning journalist NBC, Reuters, AP | Writer | Ex-Environmental Science PhD student | Dad, hubby, surfer, cat butler
🚫Bitcoinbros 🚫MAGA 🚫pornbots 🚫Climate Change deniers #Science #Climate #Journalism #Surfing #BLM #Women'sRights #Ally
@jimskeaclimate.bsky.social @jimskeaclimate.bsky.social 
@robertvautard.bsky.social @robertvautard.bsky.social 
Diana Urge-Vorsatz @dianaurge.bsky.social Professor, Central European University
@CEU
Vice Chair, Intergovernmental Panel on Climate Change
@IPCC_ch
@pbown.bsky.social @pbown.bsky.social 
IPCC @ipcc.bsky.social Intergovernmental Panel on Climate Change
Nils Gilman @nilsgilman.bsky.social Historian of the intelligentsia. Odi profanum vulgus et arceo. Deputy Editor @NoemaMag.com. Check out "Children of a Modest Star": https://www.sup.org/books/politics/children-modest-star. Posts my own
Spark Climate Solutions @sparkclimate.bsky.social Spark is a science-driven non-profit accelerating progress in emerging, high-impact climate fields.
Climate Action Tracker @climateactiontracker.org We're an independent scientific project tracking government climate action, measuring it against the Paris Agreement aim of "holding warming well below 2°C, and pursuing efforts to limit warming to 1.5°C." 
@hassaansipra.bsky.social @hassaansipra.bsky.social 
Alex Turner @bayesicallyalex.bsky.social Assistant Professor at UW Atmospheric and Climate Science
Atmospheric Chemistry & Carbon Cycle
https://alexjturner.github.io/
Timmons Roberts @timmonsroberts.bsky.social Climate change social scientist. Collaborator, determined dreamer, dad. Director, @ClimateSSN.bsky.social And @climatedevlab.bsky.social
www.climatedevlab.brown.edu CSSN.org personal account; reskeets NE endorsement
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
Jane Flegal @janeaflegal.bsky.social Executive Director, Blue Horizons Foundation. Formerly @Stripe Climate/Frontier, @WhiteHouse Climate, @Hewlett_Found, Spitzer Trust. PhD @ESPM_Berkeley. Views my own.
Robbie Mallett @robbiemallett.bsky.social I study sea ice at the Arctic University of Norway.
www.robbiemallett.com
Ryan Abernathey @rabernat.bsky.social Scientist and Startup Founder
Co-Founder and CEO @Earthmover
@pangeo_data steering council member
ex-Professor @Columbia @LamontEarth
Johanna Bozuwa @jbozuwa.bsky.social Researching climate + economic justice.
Direct Climate and Community Institute.
Thea Riofrancos @triofrancos.bsky.social Political Scientist, Providence College
Strategic Co-Director, Climate and Community Institute
Author / Resource Radicals (Duke UP 2020)
Co-Author / A Planet to Win (Verso 2019)
Forthcoming / Extraction: The Frontiers of Green Capitalism (WW Norton)
elena comelli @elenacomelli.bsky.social I like being a journalist, it's more fun than working.
#climate #renewables #bike #veg #stayhuman 🇪🇺🇺🇦🇮🇱🏳️🌈
Fugitive from Twitter: https://x.com/elencomelli
argomenti.ilsole24ore.com/elena-comelli
📍Berlin I Paris I Milan I she/her
Earth Sciences UCL @es-ucl.bsky.social The Department of Earth Sciences @UCL: ucl.ac.uk/earth-sciences. Our research and teaching focuses on all aspects of Geosciences. Instagram— uclearthsciences
Chris Vernon @clv101.bsky.social Climate scientist (ex-MetOffice, MInstP), glaciologist (PhD), engineer (CEng), bike mechanic, beekeeper, gardener & father. M0VTZ.
Royal Meteorological Society @rmets.org Leading independent expert in weather and climate.
European Geosciences Union (EGU) @egu.eu European Geosciences Union is the leading organisation supporting Earth, planetary & space science researchers in Europe. #EGU27 | 4–9 April 2027 | On-site & Online | Mon-Fri 10-17 CEST.
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.
Jason Grillo @jasongrillo.bsky.social Removing excess greenhouse gases from the atmosphere. Husband. Dad. Citizen. Fan of endurance sports, boardgames, scifi. Dry humor. Opinions are mine, not employer's.- J [deactivated account] @jmelville.science
Jesse Reynolds @jreynolds.org Climate change, technology (including solar radiation modification #geoengineering), & policy. Chief of staff at The Degrees Initiative; member Co-CREATE project. Posts are personal. More at website https://jreynolds.org/ .
Ted parson @tedparson.bsky.social Climate policy and law
John Bird @johnbird001.bsky.social Ph.D. atmospheric scientist🌎, nuclear engineer☢, 📰 #antarctica
South Pole Station 🐧 http://amzn.to/2klpv3b 🐧
Steve Smith @stevenjsmith.bsky.social Earth-Human Systems Scientist at the Joint Global Change Research Institute (PNNL) and the Center for Global Sustainability (UMD). Canoeist. Singer. Comments are my own. He/him/his.
Dan Miller @danmiller999.bsky.social ClimateTech VC. Postings on climate change, CDR, SRM, climate policy & pinball. Host of Climate Chat on YouTube: https://www.youtube.com/@climatechat/streams
@gideonfuterman.bsky.social @gideonfuterman.bsky.social - B Dan Bodansky @bodansk.bsky.social Teach international environmental law and public international law at Arizona State University.
Kai Uwe Barani SCHMIDT @kaiuwebschmidt.bsky.social 
Matt @twosidesbalance.bsky.social A career in British politics.
These are epochal times and passivity enables malicious actors.
Europe needs to pursue strategic autonomy.
Interests: risk, politics, economics, ecology, technology, psychology, philosophy
Anton Laakso @antonlaakso.bsky.social Tenure track professor (Regional climate modelling) at Finnish Meteorological Institute (Kuopio), Climate Modeling - Solar Radiation Modification- T Antonio Scalari @tonyscalari.bsky.social
Will Gregory @willjgregory.bsky.social Postdoc @Princeton University (GFDL) | stats & sea ice | he/him
Website: https://William-gregory.github.io
Dr Anna Lombardi @annalombardi.bsky.social Climate Data Visualiser @copernicusecmwf.bsky.social 🛰️ 📈🌍🌡️🎨 • Previously physicist @cambridgephysics.bsky.social 🔬 & senior data and visual journalist @thetimes.com 🗞️ • 🇮🇹 + 🇬🇧 • Views mine
Blaž Gasparini @blazgaspa.bsky.social Clouds and climate; Oblakolog;
Cloudy, not blue sky!
Senior scientist @univie.ac.at; previously @UW Atmos Sci, PhD @usyseth.bsky.social
https://blazgasparini.wixsite.com/blaz-gasparini-site
https://klimadynamik.univie.ac.at
John Fasullo @jfasullo.bsky.social Climate scientist at the NSF National Center for Atmospheric Research and ATOC at the University of Colorado. https://staff.cgd.ucar.edu/fasullo/index.html
Alister Doyle @alisterdoyle.bsky.social Freelance environmental reporter, author of “The Great Melt”, formerly Reuters environment correspondent, MIT Knight Science Journalism Fellow
Cross Government Climate Hub (CGCH) @collectiveforc1.bsky.social Hosted by the Collective for Climate Action (CfCA): UK Public Sector volunteers connecting the UK Government, Academics and Charity Sectors on Climate. Join us here or share/use our resources: http://linktr.ee/cfca you could surprised 🌍
Andrew Cantino @andrewcantino.bsky.social Space, Earth, Science, AI/ML, Infosec
✍️ http://OrbitalIndex.com
🚀 Overview Energy
👨 https://andrewcantino.com
Matthew Henry @mattjohenry.bsky.social Climate science PhD | Aerosols, SRM | Senior Research Fellow | University of Exeter | Based in Leeds | 🇬🇧/🇫🇷
https://matthewjhenry.github.io/
@micheltsamados.bsky.social @micheltsamados.bsky.social Physicist, Associate Professor at CPOM, @ES_UCL. Study climate of polar regions. Also dynamics of complex systems. Main current interest : sea ice. https://www.ucl.ac.uk/earth-sciences/people/academic/dr-michel-tsamados
The Degrees Initiative @degrees.ngo The Degrees Initiative is an NGO dedicated to putting the Global South at the centre of the solar radiation modification (SRM) conversation.
Julia Schubert @juliaschubert.bsky.social postodoc at uni frankfurt | science studies | author of engineering the climate (mattering press)
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/
Earth Negotiations Bulletin @enb.iisd.org Independent reporting on #environment and #sustdev negotiations.
Subscribe for reports http://bit.ly/ENBupdate
ENB is an editorially independent unit of the IISD @iisd.org
Simon Donner @simondonner.bsky.social Climate scientist, prof at UBC, writer, speaker, aquatic mammal, dragger of sand into the house.
Marshall Shepherd @drshepherd2013.bsky.social Weather-Climate professor and scientist, Host of Weather Geeks, Forbes Senior Contributor, Alpha, 3xFSU Alum...Tweets and RTs are mine but not endorsements
Gavin Schmidt @climateofgavin.bsky.social Climate scientist, juggler. Bikes etc. Blogging at https://www.realclimate.org - data visualization, explainers, and debunking.