Patrick Radden Keefe @praddenkeefe.bsky.social New Yorker staff writer. Author of Rogues, Empire of Pain, Say Nothing. Podcast: Wind of Change. Producer of FX series Say Nothing, now streaming on Hulu (in the US) and Disney+ (everywhere else).
New book coming April 7, 2026: London Falling.
Hannah Holzer @hannahrholzer.bsky.social Op-ed editor for The Sacramento Bee, Fresno Bee, Modesto Bee, SLO Tribune & Merced Sun-Star
“Let this radicalize you rather than lead you to despair.”
she/her
Energy Institute at Haas @ucenergyinstitute.bsky.social Helping create a more economically and environmentally sustainable energy future through research, teaching and policy engagement. Visit our website for more information about the Energy Institute: haas.berkeley.edu/energy-institute/
Andrew Campbell @campbellenergy.bsky.social UC Berkeley's Energy Institute at Haas • Western Energy Markets • energy policy • He/him/his
Steve Cicala @stevecicala.bsky.social Vontobel Foundation Professor of Sustainable Economics
University of Zurich
Tufts University (on leave)
https://www.stevecicala.com
http://goingelectric.substack.com
Alex Barron @alexrbarron.bsky.social Climate policy wonk. Rogue biogeochemist. Assoc. Prof., Fmr. Congressional staff (AAAS_STPF). Obama EPA & Biden OMB alum.
Erik Nordman @eriknordman.bsky.social Director, Institute of Public Utilities @ Michigan State University & Associate Professor of Agricultural, Food, & Resource Economics • Author: The Uncommon Knowledge of Elinor Ostrom • Fulbrighter (Kenya) • #EnergySky • Views my own
Jenn Engstrom @jennengstrom.bsky.social Director of California Public Interest Research Group (CALPIRG). Protecting consumers and public health, reducing plastic waste, and creating a better future.
Emily Moore @emilymoore.bsky.social Climate and energy policy in the Pacific Northwest @Sightline.org. Views my own. 
Will McConnell @wmcconnell.bsky.social Environmental lawyer, also working on abolishing the death penalty and reforming elections
Kevin J. Kircher @kevinjkircher.com Engineering prof (mechanical + electrical) at a big Midwest state school. Energy, climate, buildings, power grid, control, optimization, data science. He/him. Personal account. https://kevinjkircher.com/ Email: my last name at purdue dot edu
Chris Taggart 🏡 ⚡️ 🔌 @christaggart.com Heatpump Papa. Software Engineer. Climate. Cargo Bike Dad.
Building software + communities to accelerate residential electrification.
@electrify613.bsky.social
https://electrify613.ca, YOW
Chris Baraniuk @chrisbaraniuk.com Freelance science & technology journalist. 12+ years experience. Irish/Polish. Writes for the BBC, Wired, The Guardian and others!
Portfolio: chrisbaraniuk.com
Newsletter: thereengineer.pro
Coaching: chrisbaraniuk.com/coaching
HQ: Belfast, N. Ireland
Federation of American Scientists @scientistsorg.bsky.social Striving for a safer world since 1945
science policy | nuclear weapons | clean energy | STEM education | artificial intelligence | data privacy | much much more
Merrian Borgeson @merriangb.bsky.social 
Tim Dickinson @timdickinson.bsky.social Senior Writer & Editor, The Contrarian
ContrarianNews.org
Portland, Oregon
Send tips via Signal: TimD.503
Stay connected: TimDickinson.co
Chicago Sun-Times @chicago.suntimes.com The hardest-working paper in America.
Abundant Housing Illinois @abundanthousingil.bsky.social We advocate for housing abundance and sustainable, inclusive cities in Illinois.
🏙️ https://abundanthousingillinois.org
economicsecurity.bsky.social @economicsecurityproject.org Economic Security Project is an ideas advocacy organization that builds economic power for all Americans.
jakespring.bsky.social @jakespring.bsky.social Climate and Environment Reporter for @washingtonpost.com. Ex-Reuters, Ex-Brazil, Ex-China. Host of Foreign Correspondence podcast.
Lorig Charkoudian @lcharkoudian.bsky.social MD State Delegate, D20
Community Mediation ED
http://lorigd20.com
By authority of Friends of Lorig Charkoudian, Jill Feasley, Treasurer, Tebabu Assefa, Campaign Chair
Environmental Voter Project @environmentalvoter.bsky.social Cutting-edge national non-profit, working with thousands of volunteers to mobilize voters and grow the climate movement's political power.
🔗 environmentalvoter.org
Erin Sikorsky @erinsikorsky.bsky.social Director, Center for Climate and Security, DC
Former US Nat'l Intelligence Council
Wisconsinite at heart
Posts my own
Lloyd Alter @lloydalter.bsky.social Author of"The Story of Upfront Carbon," reformed architect and developer, teacher of sustainable design at Toronto Metropolitan University. https://lloydalter.substack.com
Environmental Law & Policy Center @elpcenter.bsky.social We advocate, innovate, and litigate to protect the Midwest’s environment.
Zack Colman @zcolman.bsky.social POLITICO climate & energy reporter
SIGNAL: zcolman.75
Matthew Shaer @matthewshaer.bsky.social Contributing writer at the New York Times Magazine, Emerson Fellow at New America, host of the Origin Stories podcast. Red Sox fan. Please God don't ask me about the "progress" on my "book"
James Fallows @jfallows.bsky.social Reporter and writer: https://fallows.substack.com/ and https://www.ourtownsfoundation.org/ One-time speechwriter, long-time pilot, longer-time husband of linguist/writer Deborah Fallows. Note same wristwatch in the two photos, more than 50 years apart.
Josie Glausiusz @josiegz.bsky.social Science journalist writing for Nature, Scientific American, National Geographic, Guardian Books, BBC Future, Washington Post Opinions, Prospect Magazine.
Passionate reader. #PoetryIsMedicine #ClimateCrisis She/Her
Jeff Goodell @jeffgoodell.bsky.social Author, NYT bestseller THE HEAT WILL KILL YOU FIRST | 2020 Guggenheim Fellow | Contributing Writer, ROLLING STONE
Jack Ewing @jackewingnyt.bsky.social Business reporter at The New York Times covering electric vehicles.
Meade Krosby @meadekrosby.bsky.social Climate adaptation for nature and people @ Climate Impacts Group, University of Washington. Surfer/paddler. Settler on Coast Salish land. She/her.
Personal account - views mine.
Matt Simon @mrmattsimon.bsky.social Senior writer covering climate solutions at Grist. Author of books. Formerly Wired mag. msimon@grist.org
http://www.mattsimon.net/
Alex Pawlowski @apawlows.bsky.social Do sustainable car stuff for Kia in SoCal. UVA, UT alum. Rant about bikes urban planning and racecars. he/him
Liberal Currents @liberalcurrents.com A community of mere liberals. Discussing, defending, and applying the many varieties of liberalism. liberalcurrents.com
Climate Change Solutions @climatechange.solutions 🌱 Your source for global updates on climate action and sustainable solutions.
https://climatechange.solutions
@cajonnrdc.bsky.social @cajonnrdc.bsky.social 
Alex Baumhardt @alexbaumhardt.bsky.social Journalist covering environment and education @oregoncapitalchronicle.com, part of @statesnewsroom.com
Bryan Culbertson 🥄 @bryanculbertson.com he/him
Living the car-free life in Oakland, CA. Don't make me drive.
https://mastodon.social/@bryanculbertson
David Fenton @dfenton.bsky.social Host of Agitation Nation, a podcast from the Fenton Forecast newsletter. Author of The Activist’s Media Handbook: Lessons from 50 Years as a Progressive Agitator fentonforecast.com
Assemblywoman Lori D. Wilson @asmloridwilson.bsky.social California Assemblywoman Lori D. Wilson, representing the 11th Assembly District. Chair of Assembly Transportation Committee #CALeg #AD11
Tony Sirna @sirnatony.bsky.social Buildings Senior Policy Lead at Evergreen Action. All views expressed are my own personal views.
Matthew Haugen @mjhaugen.bsky.social Energy and Planning Manager @cplusc.bsky.social (opinions expressed are my own) • sometimes writing at www.terrain.news • based in Birmingham, AL
Justin Ramirez @justinramirez.bsky.social Transportation and policy nerd. 🖖🏽
I hate the Paramount/WB merger.
Dr. Vin Gupta @vinguptamd.bsky.social Physician | Communicator | Health Technology Leader
drvingupta.com
views me
♦️MS NOW Senior Medical Analyst
♦️Host, Meidas Health
♦️Pulmonologist/ICU Doc
♦️USAF Medical Reserves Corps
♦️American Lung Assoc Board of Directors
David Knowles @writerknowles.bsky.social Deputy Opinion Page editor for @sfchronicle.com. https://www.amazon.com/Remembering-Remember-World-Trade-Center-ebook/dp/B09B8PTPHC
Tim Murphy @timothypmurphy.bsky.social National correspondent at Mother Jones. tmurphy@motherjones.com.
Signal: timothypmurphy.41
Proton Mail: timothypmurphy@proton.me
@dmchiz.bsky.social @dmchiz.bsky.social 
Jose Martinez @jmartineznyc.bsky.social Reporting on transportation at The City Reporter (https://www.thecityreporter.nyc/) Previously at NY1, The New York Post, New York Daily News, The Journal News
Message or email me: JMartinez(at)TheCityReporter.NYC
Southern Environmental Law Center @selc.bsky.social We are the Southern Environmental Law Center. Nonprofit and nonpartisan, we’re one of the nation’s most powerful environmental defenders, rooted in the South.
Mayor Zohran Kwame Mamdani @mayor.nyc.gov Fighting every day to deliver a city that working New Yorkers can actually afford. Mayor of New York City.
NYC Department of Buildings @nycbuildings.bsky.social Promoting the safe & lawful use of buildings & construction sites in NYC. This account is not monitored 24/7. For emergencies call 911. For complaints call 311.
Visit us www.nyc.gov/site/buildings/index.page
NYC Climate @nyclimate.bsky.social Building a carbon-neutral and resilient city for 8.3 million New Yorkers.
Coco Liu @cocojournalist.bsky.social Bloomberg Green journalist based in NYC, writing the intersection of technology and climate change 
Byrhonda Lyons @calireporter.bsky.social Hella nosy @calmatters | News tip? Signal/cell 510-804-9939 | I ❤️ public records + art | @uapbinfo, #HBCUgrad, @ucbsoj | Pine Bluff-raised 🇺🇸
lohud.com @lohud.com http://lohud.com is the primary source for news and information in Rockland, Westchester and Putnam counties. We're on Twitter, Facebook and Instagram.
Alejandra Reyes-Velarde @areyesvelarde.bsky.social Environmental journalist for @CalMatters
Alan Abbs @alanabbs.bsky.social Air quality legislative advocate for the Bay Area. Aging ultrarunner, Tri-guy, and bike commuter. Detroit Tigers and baseball card enthusiast. Barkley Marathons veteran. CW McCall fan. USNA ‘91.
Sacramento, CA
Dan Clark @danclarkreports.bsky.social I'm a New York government, politics and policy reporter for the Times Union in Albany, NY. I'm the author of Capitol Confidential, our daily newsletter from the Capitol: https://linktr.ee/DanClarkReports
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
Sara Gaiser @akrazia.bsky.social Bay Area Journalist
Julie Johnson @jjreport.bsky.social Reporter with the San Francisco Chronicle covering greater Northern California. Pulitzer Prize in breaking news ‘18. Scripps Howard finalist '24.
Reach me on signal: juliejohnson.84
Berkeley Climate Equity Action @climateequity.bsky.social A voice for climate action that leaves no one behind. Focused on Berkeley, California.
Rebecca Saltzman @rebeccaforec.bsky.social Mom, El Cerrito Mayor Pro Tem, Bike East Bay Co-Executive Director of Development and Engagement, and former BART Director
@toberleiton.bsky.social @toberleiton.bsky.social Environmental lawyer @Earthjustice working on electrification, energy affordability, and public health; all views my own; he/him/his.
Matt Petersen @mattspete.bsky.social Focused on accelerating equitable climate action and increasing economic opportunity.
Secretary Jennifer Granholm @secjengranholm.bsky.social 16th Secretary of @ENERGY. Former Governor of Michigan.
Obsessed with solving climate change and creating good-paying clean energy jobs.
Joseph Winters @jbwinters.bsky.social journalist covering plastics, greenwashing, and more. previously staff @grist.org, now freelancing. he/him. views my own.
Paul Krugman @paulkrugman.skystack.xyz Notes on economics and more
This is an automated Substack Account of https://paulkrugman.substack.com
Discover more/Create at: @skystack.xyz
rhammer @rhammersley.bsky.social energy/land-use/enviro attorney, ecologist, activist & political junkie, angler/hunter, cyclist/triathlete, music lover, futbol (Arsenal) & Michigan sports fan; live in Traverse City. (he/him)
Liza Featherstone @lizafeatherstone.bsky.social Journalist. Essayist. Author. Teacher. Mom. Socialist. Union member. 
California Department of Conservation @calconservation.bsky.social Promoting & managing California's natural resources through science, environmental health, economic vitality, and informed land-use decisions. #CalConservation
Brad Reed @brad-reed.bsky.social News 📰 Politics 🗳️ Climate 🌎 Energy ⚡ Justice ✊
33% of people think I'm fun at parties.
he/him #Oregon
NRDC Action Fund @nrdcactionfund.org Building political support for protecting the planet and its people. Fighting alongside @nrdc-org.bsky.social for change.
Brett Little @brettlittle.bsky.social Education Manager at GreenHome Institute. Board Games. Electrification. Nature. Would like to see government restructured.
Chris Higgins @cahiggins.bsky.social Supporting Electric Load Growth. Building Policy. Helping homes & buildings improve, Heat Pumps, Passive House, CHBA Net Zero, & better building code.+ EV's, Civil Service, & a Safer City.
Deborah Shprentz @envirohealth.bsky.social Clean air advocate
Evan Bush @evanbush.bsky.social NBC News science and climate reporter based in Seattle.
Earthjustice Action @earthjusticeaction.bsky.social Environmental laws are only as strong as the judges who uphold them. 501(c)(4) sister organization to @Earthjustice.org
SEIU_ORG @seiu.org Official Bluesky of SEIU, a leading voice for labor & progressive change for working people. #UnionsForAll #ProtectAllWorkers #1u
Josh Becker @joshbecker.bsky.social 
@awlieb.bsky.social @awlieb.bsky.social NYC climate n stuff. Increasingly e-bike pilled.
David Suzuki Foundation @davidsuzukifdn.bsky.social We work to protect nature’s diversity and the well-being of all life, now and for the future 🌱#OneNature
Stephen Thomas @stephenjwt.bsky.social I believe a better world is possible. Climate justice, solidarity and energy policy.
Clean Energy Manager w/ @davidsuzukifdn.bsky.social
Board Member w/ @canrac.bsky.social
Views my own. Nova Scotian settler living in unceded Tiohtià:ke/Montreal. He/Him
Fast Company @fastcompany.com Inspiring readers to think beyond traditional boundaries & create the future of business.
Read more: fastcompany.com
Steve Koller @stevekoller.bsky.social Insurance Research and Policy Engagement Manager, Insurance for Good https://www.insuranceforgood.org/ | Research Fellow at Harvard’s Joint Center for Housing Studies https://jchs.harvard.edu
Tyson Slocum @tysonslocum.bsky.social I direct Public Citizen's energy program, promote clean, healthy and affordable energy for working families, watchdog FERC, serve on CFTC Energy & Environmental Markets Advisory Committee, faculty at University of Maryland
Nate Raymond @nateraymond.bsky.social Reuters reporter in Massachusetts covering the federal judiciary and major litigation. Alaska expat. Email: nate.raymond@tr.com
Alejandro Camacho @alejandrocamacho.bsky.social Environmental law professor @law.ucla.edu. He/El. Obsessed with protecting our climate, wildlife, conservation, futbol, rugby, volleyball, basketball.
https://law.ucla.edu/faculty/faculty-profiles/alejandro-camacho
Urban Green Council @urbangreencouncil.bsky.social Decarbonizing buildings for healthy, resilient communities.
https://www.urbangreencouncil.org/
Dan McCarthy @danmccarthy.bsky.social Senior editor at Canary Media
Andreas Malmos @malmos.bsky.social Head of Public Affairs & Policy at Plan International Denmark @planbornefonden - posts in Dansk/English #dkaid #dkpol
Tim De Chant @dechant.bsky.social Climate reporter at TechCrunch, lecturer at MIT. Previously at KSJ@MIT, NOVA, and Chicago Tribune. https://de-chant.com/tim
Adam Klaus @aaklaus.bsky.social Energy & electrification nerd @ www.QuitCarbon.com. Trying to leave the world a little nicer than I found it.
John Bistline @bistline.bsky.social Head of Science at Watershed | Energy systems modeling, economics, policy | IPCC, NCA, Stanford/CMU alum | Views my own
@houckcpuc.bsky.social @houckcpuc.bsky.social 
Nick Bowlin @nickbowlin.bsky.social oil and gas reporter for ProPublica and The Frontier
Freelance work in: Harper's, The Guardian, The Nation, The Drift, Outside, etc. Signal: NickBowlin.24
Yue Stella Yu @bystellayu.bsky.social Name’s “Yu-eh Stella Yu.” Politics reporter @calmatters.org | Alum @BridgeMichigan @Tennessean @OpenSecretsDC | Fight lies. | #Mizzou #GoPackGo
Context Newsroom @contextnewsroom.bsky.social Know better. Do better. We provide news and analysis on the most critical issues affecting people, society and the environment. Powered by Thomson Reuters Foundation.
Menlo Spark @menlospark.bsky.social Menlo Spark works to help Menlo Park achieve its goal of climate neutrality by 2030, and to help spread innovative climate policies throughout the Bay Area and more broadly.