Lichess @lichess.org https://lichess.org The free chess server. No paywall, no tracking, no ads. Just the good stuff. User support requests should be directed to https://lichess.org/contact
Marcel Dirsus @marceldirsus.com Political scientist and author of How Tyrants Fall: And How Nations Survive. Hosting The Next Best, a politics podcast: https://www.youtube.com/@DrMarcelDirsus
Starboard Maritime Intelligence @starboardintelligence.com World-leading maritime intelligence platform enabling governments, defence & industry to understand activity across the world’s oceans.
Daniel Knowles @dlknowles.bsky.social Midwest correspondent at The Economist, in Chicago. Before that, in London, Mumbai, Nairobi and DC.
Buy my book: http://shorturl.at/BJOUV
Franz-Stefan Gady @hoanssolo.bsky.social Modern Warfare | Defense & Military Analyst | Author of ‚How the United States Would Fight China: The Risks of Pursuing a Rapid Victory‘ Link: https://www.gady-consulting.com/
Mandiant (part of Google Cloud) @mandiant.com We’re determined to make organizations secure against cyber threats and confident in their readiness.
@cookpj.bsky.social @cookpj.bsky.social Climate and Energy Analyst at the Breakthrough Institute (he/him)
https://thebreakthrough.org/people/peter-cook
Ketan Joshi @ketanjoshi.co Hey, I'm a climate and energy writer / data analyst who focuses on corporate + govt accountability
Creator + curator of the Greensky feed: https://ketanjoshi.co/greensky/
Based in Oslo but write about US, Europe, Aus too - ketan.joshi85@gmail.com
Todd Reubold @treubold.bsky.social Media and communications professional. Director of Marketing and Communications at Project Drawdown. Passionate about family, travel, sports, wildlife, climate solutions, good design and more. Living a life electrified. Opinions 100% my own.
Matthew Hayek @matthewhayek.bsky.social NYU Associate Professor of Environmental Studies. Climate, animals, land use, and food systems. MatthewHayek.com
Richard Waite @waiterich.bsky.social Director, Agriculture Initiatives, World Resources Institute. Working with colleagues around the world to create a sustainable food future. DC-based. Own views.
Dr. Stephanie Roe @stephanieroe.bsky.social Global Climate Lead Scientist @WWF
IPCC Lead author AR7 and AR6
Working at the intersection of climate, biodiversity & sustainable development.
Research: Ecosystems, Food, CDR, Energy
Pinay, mom, sunshine hunter, LOL-er
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
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
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 💌.
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 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/
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
Simon Donner @simondonner.bsky.social Climate scientist, prof at UBC, writer, speaker, aquatic mammal, dragger of sand into the house.
Auke Hoekstra @aukehoekstra.bsky.social Sharing hope and debunking FUD against electric vehicles and renewable energy. Director NEONresearch.nl @TUeindhoven Founder Zenmo.com.
Hannah Ritchie @hannahritchie.bsky.social Deputy Editor, Our World in Data
Senior Researcher, University of Oxford
Climate, energy, environment, all things data.
Costa Samaras @costasamaras.com Climate, energy, emerging tech, resilience, & policy professor. Carnegie Mellon Univ. Institute for Energy Innovation Director. Former Biden-Harris White House OSTP Chief Advisor for the Clean Energy Transition. Personal account. He/Him. costasamaras.com
Paul C West @paul-west.bsky.social 
Peter Griffith @carboncyclist.org Carbon, climate, justice, from space, in Baltimore
George Monbiot @georgemonbiot.bsky.social Ungainly on land
Rebecca Solnit @rebeccasolnit.bsky.social Writer of books. Guardian columnist. Newsletter at MeditationsInAnEmergency.com. Board member, Third Act and Oil Change International.
Dr. Katharine Wilkinson 🌱 @kkwilkinson.bsky.social 🤸🏻♀️ Climate author, teacher, creator 📚 Climate Wayfinding (new!), All We Can Save, Drawdown, etc ✨ Lead @allwecansave.bsky.social 🎙 Co-host, A Matter of Degrees 🍑 ATL
True loves: 🐎🐕🐈⬛🕺🏼🌳🌖⛰️
Leah Stokes @leahstokes.bsky.social Professor of climate + energy policy at UCSB. Alumni of MIT, Columbia and UToronto. Hosts "A Matter of Degrees" podcast. Cuts carbon pollution! Proudly 🇨🇦 Gardener 🌱 leahstokes.com; Newsletter: electricnotes.news
Dr. Julia K. Baum @baumlab.bsky.social Ocean climate change impacts & solutions (juliakbaum.org, bluecarboncanada.ca) | UVic Special Advisor Climate | Director https://climatesolutionsleaders.org | Pres. https://csee-scee.ca | scientist | mom | feminist | obsessed w 1.5C | stubborn optimist
Prof. Sonia I Seneviratne @soniaseneviratne.bsky.social Professor at ETH Zurich, IPCC WGI Vice-chair.
#Climate #Extremes #Land.
Citizen/mum/scientist. Personal account.
https://www.ipcc.ch/report/ar6/wg1/downloads/report/IPCC_AR6_WGI_Chapter11.pdf
Twitter/X: @SISeneviratne
https://www.iac.ethz.ch/people/sonia
Lauri Myllyvirta @laurimyllyvirta.bsky.social Co-founder and lead analyst, Centre for Research on Energy and Clean Air; senior fellow, Asia Society Policy Institute: tracking & accelerating progress from polluting energy to clean air, with research and evidence.
Jenny Chase @solarchase.bsky.social Solar and clean power analyst at BloombergNEF, goose keeper. Author of a book, "Solar Power Finance Without the Jargon". Opinions all my own.
Ken Caldeira @kencaldeira.com Mostly mentoring a group of postdocs.
Conceptual Investigations Unit, housed at Stanford.
Senior Scientist at Gates Ventures.
climate / energy / etc
https://ciunit.org
Posts imperfectly represent the views of my former self and not my employer.
Kevin Anderson @kevinclimate.bsky.social Professor of Energy & Climate Change at Universities of Manchester & Uppsala.
Translating climate science, through carbon budgets, into policy goals & mitigation options.
Co-founder https://climateuncensored.com
Climate One @climateone.org Your home for empowering climate conversations connecting all aspects of the climate crisis. Join us: https://bit.ly/4h8CXyy
Chris Field @chrfield.bsky.social Director, Stanford Woods Institute for the Environment.
Wolfgang Cramer @cramer-bondeau.fr #Climate & #biodiversity emeritus scientist, professor of global #ecology, #CNRS, MedECC, #IPCC, Acad. d'Agriculture de France.
Occasional rail travel and bicycle geek. 🇩🇪 🇫🇷 🇬🇧 🇸🇪 🇳🇴 https://tinyurl.com/wcrame- N Navin Ramankutty @nramankutty.bsky.social Professor at UBC; Co-chair of Global Land Programme; Sustainable land and food, Climate change; Dad of 2, Spouse of 1; Raquet sports; Max 5K runner; Learning to swim.
Philip Loring @philiploring.com Anthropologist and storyteller. Global Director of human dimensions science @nature_org. Author: FINDING OUR NICHE. Stubbornly optimistic that radical change is closer than we think. Opinions mine (but science-based). he/they 🏳️🌈
Woodwell Climate Research Center @woodwellclimate.bsky.social Woodwell Climate conducts science for solutions and partners with leaders and communities for just, meaningful impact to address the climate crisis.
The Lancet Countdown on Health and Climate Change @lancetcountdown.bsky.social Bringing together experts from across the globe to track how climate change is affecting our health, and how the world is responding.
Funded by Wellcome.
Yale Program on Climate Change Communication @yaleclimatecomm.bsky.social We conduct research on public climate change knowledge, attitudes, policy support & behavior. Posted events are not endorsements.
https://climatecommunication.yale.edu/
Amanda D. Smith @amandadsmith.bsky.social Energy nerd, former engineering academic, scientist, analyst, climate educator. 🇺🇸🏳️🌈🌱🐈🐕📖🌲🍄🥾🥟
"The name of our beautiful reward is not profit. Its name is freedom."
- Ursula K. Le Guin
linktr.ee/amandadsmith
Amy Westervelt @amywestervelt.bsky.social Investigative climate reporter. Ida Tarbell stan. Run Drilled.media, contrib lots of places. Author "Brought To You By" @bloomsburybooksus.bsky.social. Pod: https://push.fm/fl/drilled. YT:@DrilledMedia. Signal: adubs.78.
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
Robinson Meyer @robinsonmeyer.bsky.social I’m the founding executive editor of Heatmap News, a contributing Opinion writer for The New York Times, and the cohost of the Shift Key podcast.
📍NYC
David Roberts @volts.wtf I run a newsletter/podcast called Volts about clean energy & politics. Subscribe & join the community at http://volts.wtf!
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
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.
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
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
Jeff Berardelli @weatherprof.bsky.social Same @WeatherProf as Twitter. Posting about climate and weather. Chief Meteorologist and Climate Specialist WFLA NBC Tampa 
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
Julia Simon @juliaradio.bsky.social NPR's Energy and Climate Solutions Correspondent
SF by way of Nigeria, Indonesia, and Egypt • 🇳🇬🇮🇩🇪🇬
For tips my Signal juliaradio.33
Mira Rojanasakul @rjnskl.bsky.social Data and visual journalist, New York Times climate team
https://www.nytimes.com/by/mira-rojanasakul
Harry Stevens @harrystevens.bsky.social Climate and graphics at @nytimes.com
Email me and check my work: harry.stevens@nytimes.com
Nadja Popovich @popovichn.bsky.social Senior editor, data + viz @bloomberg /
formerly @nytclimate
✨✨✨✨✨
India Bourke @indiabourke.bsky.social BBC enviro journalist, writing & editing for Future and Earth. Reviews in @resurgencetrust.bsky.social . Prev @newstatesman.com , AFP & others. (Recently returned from mat leave)
Josh Gabbatiss @joshgabbatiss.bsky.social Associate editor at Carbon Brief 🐸
josh.gabbatiss@carbonbrief.org ✉️
Brad Plumer @bradplumer.bsky.social Reporter, NYT Climate.
email: brad.plumer@nytimes.com
signal: bradplumer.54
Veronika Meduna @veronikameduna.bsky.social Sci/env/health editor The Conversation | writer Science, Nature, Eos, Guardian, Nautilus, NZ Geographic, NZ Listener | Books Science on Ice http://bit.ly/2YsvVxv Towards A Warmer World http://bit.ly/3ObP2Er
Marina Bolotnikova @mbolotnikova.bsky.social Senior reporter for Vox thinking about factory farming & animal rights, ag, economics, science & its discontents, cities, housing, transit and ✨ideas✨
marina@vox.com
~Skeptical of epistemic authority
I live in Madison, WI
🇨🇦 Peter 🌏 Fairley 🇺🇸 @peter.fairley.ca Fan of power grids, democracy & bike lanes. Journalist covering energy+climate for too long. Bylines: NYT TheTyee Sierra TheAtlantic IEEESpectrum ... Awards: SEJ, Covering Climate Now, SPJ ... Portfolio: http://fairley.ca
Sara Sneath @sarasneath.bsky.social Reporting on climate justice for the Guardian US. Past: Journalist-in-residence at University of Miami’s Climate Accountability Lab. Big fan of bike rides | she/her | https://sneathfreelance.com
Sam Morgan @smorgan.bsky.social I talk and write about energy & climate | If you’ve got a story, reach me @ sammorgan.journo@gmail.com
Neelima Vallangi @neelima.bsky.social Covering climate crisis in the Himalaya & South Asia.
Journalist / Photographer / Documentary Filmmaker
📍Nepal/India
Words/images/film in Guardian, Nature, Deutsche Welle, BBC, Al Jazeera, SCMP etc. Website: https://neelimavallangi.com
Daisy Dunne @daisydunne.carbonbrief.org Associate Editor @carbonbrief.org 🌍
London via 🇮🇪🇵🇸🇦🇹
Sign up to our free weekly climate newsletter: http://carbonbrief.org/debriefed/
Ayesha Tandon @ayeshatandon.carbonbrief.org Climate science correspondent at @carbonbrief.org
Jenny Splitter @jennysplitter.bsky.social Editor-in-Chief of @sentientmedia.org, the only nonprofit, nonpartisan news outlet reporting on factory farms and alternatives to the status quo. Tips to sentientmediatips@proton.me
Oliver Morton, Eater of Sun @eaterofsun.bsky.social Author, Editor @ The Economist, Chair @ The Degrees Initiative. Climate change, planetarity, critical zones, tv, burdens of life, etc. Reposts are not endorsements
Tara Connolly @taraconnolly.bsky.social All things energy transition, climate justice and safe streets in the EU.
Formerly at Greenpeace, Friends of The Earth and Global Witness. Now working at @beyondfossilfuels.
Irish immigrant in Brussels.
Raymond Zhong @zhonggg.bsky.social Climate and environment reporter, The New York Times.
raymond.zhong@nytimes.com
https://www.nytimes.com/by/raymond-zhong
Stuti Mishra @stuti.bsky.social Climate and environment correspondent @the-independent.com writing about extreme weather, energy transition, pollution and more. Occasional posts about politics & cats
📧 Stuti.Mishra@independent.co.uk
https://www.independent.co.uk/author/stuti-mishra
Roland Pease @peaseroland.bsky.social 
Ian James @ianjames.bsky.social Reporter focusing on water and climate change, Los Angeles Times. ian.james@latimes.com
Signal: ianjames.77
Dean Napolitano @dinonapolitano.bsky.social Staff Editor @nytimes.com in Hong Kong | Oxford Climate Journalism Network alum | HKUniversity alum | Ex-WSJ, Nikkei Asia | FCCHK.org board member | sopasia.com judge | 🌏🌍🌎
Emily Pontecorvo @emilypont.bsky.social Staff writer @heatmap.news | signal: emilypont.89
Jeva Lange 🫎 @jeva.bsky.social Writes about extreme weather & wildfires, nature & public lands, and adaptation & resilience for Heatmap.news | Hiking, running, mountains, boats, nonfiction books, long movies, sleep deprivation (baby) |📍 Seattle/Queens
Ethan Freedman @ethanpfreedman.com Just be cool, man.
Reporter: science, nature, agriculture, climate. Bylines at Scientific American, PopSci, Sierra, Slate, Fatherly, etc.
He/Him. RTs =/= Endorsement. Opinions solely mine. Old posts delete en masse.
Chicago
www.ethanpfreedman.com
Dr. Jenny Morber @jrmorber.bsky.social PNW freelance sci journo, PhD nanosci and materials engineering. World traveler, field reporter. Newly focused on probing solutions to our biggest problems, but still interested in whale anuses and poo. I love the weird things. she/her
Jack McGovan @jackmcgovan.bsky.social Writer and environmental journalist @ Sentient, The Guardian, Hakai etc
www.sower.world
🇬🇧🏳️🌈
Virginia Gewin @virginiagewin.bsky.social PDX-based science journalist writing about climate change, food security, land use, biodiversity loss, and diversity in STEM she/her
Signal: ginnyg.04
Stories here: www.virginiagewin.com
Mike DiGirolamo @mikedigirolamo.bsky.social Audio journalist @Mongabay
On Gadigal Land.
My thoughts: https://www.mikedigirolamo.com/blog