Flavio Lehner @climateflavors.bsky.social Climate Scientist
Assistant Professor @ Cornell University
Chief Climate Scientist @ Polar Bears International
https://flaviolehner.eas.cornell.edu/ 
Josh Lappen @jlappen1.bsky.social energy historian | infrastructure, decarbonization, and landscapes | Angeleno | always on the lookout for a good fun fact
coming soon to a disciplinary boundary near you!
J. Mijin Cha @jmijin.bsky.social Assist prof, env studies; Fellow, Climate Jobs Institute and @cplusc.bsky.social; Board, Greenpeace Fund; just transition; labor/climate. 🍉 #COYS 🇰🇷🇺🇸
📚: https://mitpress.mit.edu/9780262550796/a-just-transition-for-all/
https://mijincha.com
Sarah McAnulty, Ph.D. @sarahmackattack.bsky.social Squid biologist
Science communicator
Artist
Philadelphian
I run @SkypeAScientist.bsky.social
Creator of the SquidMobile
https://linktr.ee/Sarahmackattack
Ologies with Alie Ward @ologies.bsky.social A comedyish science podcast hosted by @alieward. Asking smart ologists not-smart questions about their professional obsessions. Every Tuesday. May be NSFW. https://linktr.ee/alieward
Matthew Goss @matthewgoss.bsky.social Postdoctoral Fellow studying atmospheric chemistry at Harvard University
Jason West @profjasonwest.bsky.social Professor at #UNC Environmental Sciences and Engineering working on air pollution, climate change, global health, energy. Opinions my own.
Vivek Srikrishnan @vsrikrish.bsky.social Climate uncertainty and risk. Decision-making under deep uncertainty. Assistant Professor, Cornell Biological & Environmental Engineering. Cat caretaker, Tottenham and the Knicks until they kill me. https://viveks.me
Graeme MacGilchrist @gmacgilchrist.bsky.social Oceanographer and climate scientist. Senior research fellow at U. of St Andrews.
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.
Climate Town @climatetown.bsky.social Solve climate change or die trying.
Full videos on YouTube👇
https://linktr.ee/climatetown
Yale Climate Connections @climateconnections.bsky.social We're a news service that helps you understand climate change and what you can do about it. Get climate solutions in your inbox: https://yaleclimateconnections.org/newsletters/
Cal OES @caloes.bsky.social California Governor's Office of Emergency Services
CalMatters @calmatters.org CalMatters is a nonpartisan and nonprofit news organization. We write stories about California, for Californians.
The War on Cars @thewaroncars.bsky.social A podcast about the fight against car culture. Hosted by Sarah Goodyear & Doug Gordon.
Our new book, "Life After Cars" is out now.
https://www.lifeaftercars.com/
https://www.patreon.com/thewaroncarspod
Ed Maibach @maibached.bsky.social I'm a health professional who’s all in on using the science of science communication to fight climate change. My message: The end of fossil fuels will be a new beginning for health. #Resist
Oakland Abolition & Solidarity @oaklandabosol.bsky.social Prisoner solidarity crew out of so-called Oakland.
Bring it all down so all may rise up.
Steven Goff @stevengoff.bsky.social ⚽️ writer.
Yahoo Sports.
Previously: The Washington Post.
15 World Cups (9m/6w), 99 WC qualifiers, 357 US caps (267m/90w), 25 MLS Cups.
National Soccer Hall of Fame.
NH ➡️ DMV
https://sports.yahoo.com/author/steven-goff/
U.S. Soccer Men's National Team @usmnt.ussoccer.com ⚽️🇺🇸
Matthew Mangam @matthewmangam.bsky.social Rutgers alum | Senior Writer for @nysoccerjournal.com
NY Soccer Journal @nysoccerjournal.com https://www.nysoccerjournal.com/ Your home for daily, in-depth coverage of soccer in New York City.
📧newyorksoccerjournal at gmail dot com
Emily L Williams @emilywilliams.bsky.social Climate Change & Climate Impacts. Postdoctoral Scientist @ UC Merced: https://emilylynnwilliams.wixsite.com/emily-l-williams
Haroula Baliaka @haroula-baliaka.bsky.social Atmospheric chemistry || Ph.D. candidate @caltech.edu
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/
CEJA Action, a Project of Beyond Impact @ceja-action.org We defend communities on the frontlines of pollution through advocacy and energy justice. 501c4 Affiliate org to @ceja.org.
Ad paid for by CEJA Action PAC, A Project of Beyond Impact. Not authorized by a candidate or a committee controlled by a candidate.
Justin S. Mankin @jsmankin.bsky.social climate scientist || documenting and predicting climate impacts || professor @dartmouth
https://geography.dartmouth.edu/people/justin-s-mankin
https://jsmankin.github.io/ 
American Association for Aerosol Research @americanaerosol.bsky.social Committed to the development of aerosol science and its application in society. Offering a global forum for leading aerosol researchers to learn and network.
Irvine Indivisible @irvineindivisible.bsky.social Our democracy is under threat. We will stand together and we'll fight back in defense of our rights, our communities, and our values. Join us.
Jann Weinand @jannweinand.bsky.social energy system modeller | head of department at Jülich Systems Analysis (FZJ-ICE-2) https://www.fz-juelich.de/en/ice/ice-2/research-1/integrated-scenarios
Resistance Revival Chorus @resistrevchorus.bsky.social A collective of women + non-binary artists + activists who sing in the spirit of JOY & RESISTANCE! Listen to our album THIS JOY on Righteous Babe Records ➡️ http://bit.ly/RRCTHISJOY
People’s City Council - Los Angeles @pplscitycouncil.bsky.social Abolitionist, anti-capitalist & anti-imperialist collective amplifying the ppls voice through direct action, public ed + community space https://www.patreon.com/therobinsonspace
Subscribe to our new project: https://www.peoplescitycouncil-la.com/podcast
Daniel Aldana Cohen @aldasky.bsky.social Political economy of climate emergency. Assistant Professor of Sociology, UC Berkeley; Director, Socio-Spatial Climate Collaborative, or (SC)2; Founding Co-Director, Climate and Community Institute @cplusc.bsky.social. A Planet to Win (Verso). he/him
Santiago J Benavides, PhD @s-j-benavides.bsky.social Lecturer in Applied and Computational Mathematics at the University of Edinburgh. Interested in understanding the statistical and dynamical behavior of turbulence and sediment transport. He/him
http://s-benavides.github.io
Jessica Haskins 🏳️🌈 @jhaskinsphd.bsky.social 
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. 
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
David Kovatch @davidkovatch.bsky.social Energy, supply chains, and national security.
Former White House NSC, Energy Department, and National Nuclear Security Administration. DCCleanTech.com
John Bistline @bistline.bsky.social Head of Science at Watershed | Energy systems modeling, economics, policy | IPCC, NCA, Stanford/CMU alum | Views my own
Wilson Ricks @wilsonar.bsky.social PhD candidate working in Macro-Energy Systems modeling at Princeton University. Energy tech/policy evaluation, with a primary focus on next-gen geothermal.
Paulina Jaramillo @paulijllo.bsky.social Professor of Engineering & Public Policy @CarnegieMellon. Energy system transtions and climate. #energysky #climatesky. IPCC AR6 WGIII. Now a @AAAS S&T Policy Fellow in the House of Reps. 🇨🇴by birth, 🇺🇸 by naturalization. 🐘lover. Views are my own.
Michael Davidson @michaeldavidson.bsky.social Assoc prof in policy and engineering at UC San Diego. Decarbonizing world’s toughest grids @ Power Transformation Lab. pwrlab.org
Climate Action Campaign @actonclimateus.bsky.social CAC is a vibrant coalition of a dozen major national environment, environmental justice, and public health groups, working together to drive ambitious, durable federal action based on science, to address the climate crisis.
Prof Sebastian Geiger @geoenergyprof.bsky.social Professor for Sustainable Geoenergy at TU Delft and passionate 🇪🇺, conducting #research in #geoenergy, #geoscience, & #energytransition (views are my own)
Alex Robel @iceclimate.bsky.social Ice sheets, climate, math, coasts, community resilience. Associate Professor Georgia Tech EAS. he/him. https://iccl.eas.gatech.edu/
Macro-Energy Systems @macroenergysystems.org Macro-Energy Systems is an emergent field and research community that focuses on large-scale, systems-level, long-term aspects of energy systems and their implications for other systems, including the environment, economy, and human wellbeing.
Dave Min @daveminca.bsky.social Dad, Husband, Congressman for #CA47. Formerly CA State Senator, @ucirvine.bsky.social law professor, @americanprogress.bsky.social policy director.
"Not some kindly professor" according to the GOP.
Official account: @congressmin.bsky.social
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
Tim Jesper Suhrhoff @climatejesper.bsky.social Geochemist @Yale | enhanced rock weathering | biochar | CDR 
Inspiring Girls* Expeditions @inspiringgirls.bsky.social We offer tuition-FREE, multi-day expeditions for high school girls* that interweave science, art, and backcountry travel.
linktr.ee/inspiringgirlsexpeditions
inspiringgirls.org
Tori Barber @vbarber.bsky.social Assistant Professor @ UCLA. Physical and Atmospheric Chemistry. I love a weird radical. All views my own.
Dan Kammen @dankammen.bsky.social Husband & father of two amazing daughters, former Obama and Biden Administration(s) energy, climate and justice team member. Decarbonization and climate justice. Pilot. Astrophotographer. Very concerned US resident. Professor: http://rael.berkeley.edu
Noah Kaufman @noahqkaufman.bsky.social Climate economist. Opinions are my own.
Erin Brockovich @realerinbrockovich.bsky.social Consumer Advocate & Environmental Activist.
Founder of https://www.thebrockovichreport.com/
Military Mom & Young Grandmother 
Sam Ricketts @samtricketts.bsky.social Seattleite in DC. Work on the clean energy transition. Co-founder, S2 Strategies. Former state govt, congressional staffer, advocate, organizer.
www.s2strategies.org
Robbie Orvis @robbieorvis.bsky.social Senior Director, Modeling and Analysis
@energyinnovation.bsky.social. Working to help deploy clean energy technologies, drive down costs , and cut greenhouse gas emissions through smart and innovative policy. Posts are my own.
Bill McKibben @billmckibben.bsky.social Founder 350.org and Third Act, author The Crucial Years on substack https://billmckibben.substack.com/
Author of 21 books, beginning with The End of Nature
sonia aggarwal @soniaaggarwal.bsky.social @energyinnovation.bsky.social
Jon Levy @jonlevybu.bsky.social Professor and Chair of Dept of Environmental Health at BU School of Public Health. Focus on indoor and outdoor air, climate change, housing, and environmental justice. Occasional parental musings and the odd dad joke. Once called “Very human, relatable”.
Victor Galaz @vgalaz.bsky.social 🇸🇪 🇨🇱 🌎 Associate Prof Pol Sci Stockholm Resilience Centre, Stockholm Uni + Beijer Institute at Royal Swe Academy of Sciences. Politics, AI, nuclear and new tech in the Anthropocene.
👨🏽💻ibland för Svenska Dagbladet Kultur.
https://linktr.ee/victorgalaz
Dr. Lucky Tran @luckytran.com Scientist, science communicator, public health & climate justice advocate
Biology PhD from Cambridge
WHO Fides member, Grist 50 Fixer, Creative Change alum
New Yorker/Aussie
Opinions my own
https://instagram.com/luckytran
http://linktr.ee/luckytran
Christopher Callahan @ccallahan45.bsky.social climate scientist: extreme heat, health, attribution, climate in the courts. heat wave is two words. iuclimateandsociety.com
Peter Gleick @petergleick.bsky.social Climate, water, birds, bluegrass mandolin. Member US National Academy of Sciences, MacArthur Fellow, Carl Sagan Prize, author of The Three Ages of Water (2023) and When the Well Runs Dry (2026). Email me at pgleick (at) gmail.
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
Jacquelyn Gill @jacquelyngill.bsky.social Climate, extinction, and biodiversity scientist at the University of Maine researching Earth’s past for a better future. Writing and podcasting for the planet. Chaotic good professor. She/her.
Kimberly Nicholas @kimberlynicholas.bsky.social Climate scientist, Lund University.
Creator, climate action
podcast 🎙️ CLIMATE ACTUALLY https://youtube.com/@climateactually
& guide📱 SHIFT (jointheshift.earth).
Bestselling author, UNDER THE SKY WE MAKE 📖.
Newsletter: wecanfixit.substack.com 💌.
Kim Cobb @kimcobb.bsky.social 40% Climate Scientist, 40% Mom, and 20% Indiana Jones. Unapologetically obsessed with carbon. Lawrence & Barbara Margolis Director, http://ibes.brown.edu. She/her. Views my own
Dr. Dawn Wright @deepseadawn.bsky.social Seafloor mapper, Chief Scientist of smart mapping company Esri, Oregon State U. GIS/oceans professor, EC50, cyclist, 1st Black submersible diver to Challenger Deep, builds w/LEGO, raised in Hawaii. NAS, NAE, ORCID 0000-0002-2997-7611; She/her; views mine
Ed Hawkins @edhawkins.org Climate scientist at the National Centre for Atmospheric Science, University of Reading | IPCC AR6 Lead Author | MBE | Views own | https://edhawkins.org
Warming Stripes: http://www.ShowYourStripes.info
ClimateDynamics @climatedynamics.bsky.social Same old climatedynamics from Twitter.
Lilia Garcia Manrique @liliagama.bsky.social Energy economics and development.
"El viento soplaba fuerte en el desierto, y las líneas eléctricas zumbaban como serpientes."
Lora Kolodny @lorak.bsky.social reporter at cnbc.com. email: lora.kolodny@cnbc.com - ex-wsj, techcrunch & all over. i cover: elon musk cos. mostly tesla & spacex (some climate tech). my posts here are my own. optimistic on the inside. dm me on signal: lorakolodny.55
Sarah Laskow @slaskow.bsky.social senior editor at the Atlantic. I think a lot about climate, disease, animals, plants, risk, kids, New York City, and sometimes other cities too
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
Eric Roston @eroston.bsky.social Butterflies and zebras and moonbeams and fairy tales. Literally wrote the book on carbon. Born 326.17. He/him. "Bleakly amusing." —A. Martine.
"The dad jokes will continue until morale improves." —Charlie Jane Anders.
Signal: eroston.87
Bloomberg Green
Akshat Rathi @akshatrathi.bsky.social - Senior climate reporter, Bloomberg News
- Newsletter http://bit.ly/bbg-zero
- Podcast http://bloomberg.com/zero-podcast
- Book https://akshatrathi.com/book
- akshat.rathi@pm.me
Todd Woody @toddwoody.bsky.social Environmental journalist covering climate and ocean issues at Bloomberg News in San Francisco. Formerly at Participant Media, Fortune, Forbes, San Jose Mercury News, Sacramento Bee and other publications. www.toddwoody.com twoody4@bloomberg.net
Zahra Hirji @zhirji.bsky.social Bloomberg News climate reporter. Past BuzzFeed News, InsideClimate News. Mom. She/her. Views are my own.
Email: zhirji@bloomberg.net
Signal: zhirji.51
Capital Weather @capitalweather.com D.C.'s Trusted Weather Team
http://www.capitalweather.com | info@capitalweather.com
Mark Gongloff @markgongloff.bsky.social Climate take farmer for Bloomberg Opinion
James Temple @jtemple.bsky.social Climate and energy editor, Reno bureau chief, MIT Technology Review. Ski bum. Dog dad.
Please send tips (not PR pitches) through Signal: jtemple.99
Dave Vetter @davidrvetter.bsky.social Climate and sustainability writing and communications; duck monitor.
Saloni @scientificdiscovery.dev Co-founder & editor, Works in Progress. Writer, Scientific Discovery. Podcaster, Hard Drugs. Advisor, Coefficient Giving.
Newsletter: https://scientificdiscovery.dev
Podcast: https://harddrugs.worksinprogress.co
🏳️🌈
Laura Millan @lauramillan.bsky.social Writing about 🔥💧and all things climate at Bloomberg
Alexandra Witze @alexwitze.bsky.social Science journalist and correspondent for Nature (she/her). Opinions = my own. Reach me at alexwitze.01 (Signal), witzescience (@gmail.com), or awitze (@protonmail.com).
Andrew Freedman @afreedma.bsky.social Senior Reporter, Weather & Climate @cnn. Priors: Axios, WaPo | Alum: The Fletcher School, Columbia Climate & Society | Tips: andrew.freedman@cnn.com | afreedman@protonmail.com | Signal: @afreedmanclimate.03
Leo Hickman @leohickman.carbonbrief.org Editor and director, Carbon Brief
https://bsky.app/profile/carbonbrief.org
Max Roser @maxroser.bsky.social — Founder of Our World in Data
— Professor at the University of Oxford
Data to understand global problems and research to make progress against them.
Heatmap News @heatmap.news A new media company focused on the biggest story of our time: climate change. Subscribe to our newsletter at https://heatmap.news.
Casey Crownhart @caseycrownhart.bsky.social Climate tech reporter at MIT Technology Review ~ big fan of batteries and also the New York Mets.
Want me in your inbox? Sign up for The Spark: technologyreview.com/spark
Damian Carrington @dpcarrington.bsky.social Environment editor at The Guardian
Send info confidentially via Signal: dpcarrington.35
Or via this link👇
https://www.theguardian.com/tips
Giuliana Viglione @giulianaviglione.bsky.social ocean-lover and science journo. associate editor @carbonbrief.org & senior editor @theopennotebook.bsky.social
Shannon Osaka @shannonosaka.bsky.social climate *zeitgeist* reporter for @washingtonpost.com. Reach me on Signal: smosaka.27
Lisa Song @lisalsong.bsky.social Climate/environment reporter at ProPublica. Cartoon me by Laila Milevski. Pro-cats, anti-carrots. Contact: lisasong.42 on Signal
Seth Borenstein @borenbears.bsky.social Climate and science writer at The Associated Press, covers disasters, all sorts of science. Teaches journalism at NYU/DC. Father of 3, husband of 1. Red Sox fan.
Jessica McKenzie @jessimckenzi.bsky.social reporting, writing, editing climate change stories @thebulletin.org // outdoorsy newsletter: jessicastarmckenzie.com/newsletter // tips: jmckenzie@thebulletin.org, jsmckenzie@protonmail.com, or jessimckenzi.01 on signal
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.
Lara Williams @lararhiannon.bsky.social I write about climate change for @opinion.bsky.social and pursue the outdoors
Patrick Galey @patrickgaley.bsky.social Anti-Fascist. Anthropocene Pepys. Gen AI Cassandra. Journalist taking names on the fossil fuel industry and its role in the climate, energy, and cost of greed crises.
Other than that, mainly dogs and cycling
Tamar Haspel @tamarhaspel.bsky.social James Beard winning WaPo columnist writing about food & science, author of TO BOLDLY GROW, gentleman oyster farmer. 
Julia Simon @juliaradio.bsky.social NPR's Energy and Climate Solutions Correspondent
Bay Area by way of Nigeria, Indonesia, and Egypt • 🇳🇬🇮🇩🇪🇬
For tips my Signal juliaradio.33