Neal Agarwal @neal.fun making neal.fun
Eric Wastl @was.tl Created http://adventofcode.com, http://compute-cost.com, http://anoik.is, http://was.tl/projects/; Principal Architect at https://acvauctions.com
Aimee Witteman @aimeewitteman.bsky.social Pro-housing decarb strategist. Midwest kid living in D.C.⚡️
Also posts on democracy, bikes, trail running, and Lake Superior shipwrecks. Personal Account.
Gavin Bowman @greenguygavin.bsky.social Accelerating equitable, effective, and scalable building decarbonization solutions
⚡️🏡
Policy Director at the Building Electrification Institute.
New Yorkers for Clean Power @nyforcleanpower.org New Yorkers for Clean Power Inc. (NYCP) is a statewide collaborative campaign to rapidly shift to an equitable clean energy economy.
Brendan McEwen @brendanmcewen.bsky.social Working on decarbonizing buildings & transportation. Huge fan o’ nature, cities, art. Tend to use this platform to read & learn, but will try to tweet on occasion.
Building Decarbonization Coalition @buildingdecarb.org Harnessing the power of coalition for an all-electric future. buildingdecarb.org
#BuildingDecarb #HeatPump #ThermalEnergyNetwork #HeatPumpNation #EnergySky
Rewiring Australia @rewiringaus.bsky.social Electrifying our homes and cars is the recipe to cut emissions and save money for Australian homes. Let's build an abundant electric future for Australia. 
Sarah Lazarovic @sarahlazarovic.bsky.social Climate Creative Comms Cookies. VP Comms + Creative, Rewiring America by day, www.MVP.ist by night. Dance moves purloined. Views my own.
Mary Pustejovsky @mpusto.bsky.social Cargo bikes, urbanism, safe streets, climate. Heat pump all the things! Views are my own. #MadisonWI #EverTrue
Steve Pantano @spantano.bsky.social get a heat pump
Erik Shilts @eshilts.bsky.social Energy abundance | #electrifyeverything | ⚡️ Rewiring America ⚡️ | Views my own
Anya Schoolman @aschoolman.bsky.social Executive Director Solar United Neighbors. Working to make solar affordable and accessible to all. 
Abbie Dillen @abbiedillen.bsky.social President of Earthjustice + Earthjustice Action
Destenie Nock, PhD @destenie.bsky.social Professor at Carnegie Mellon University. Energy Affordability. Energy & Climate Justice. Macro Energy Systems Modeling. CEO - Peoples Energy Analytics. Named a 2024 Science Defender. Nonfiction rep: @laurieabkemeier. Fiction rep: @ajvanbelle
Drew Tozer @drewtozer.bsky.social Installing heat pumps for comfortable, healthy, sustainable homes in Toronto, Canada.
Every HVAC contractor is a climate company.
https://foundryheatpumps.ca
Evan @evangillespie.bsky.social Resident Golden Retriever at Industrious Labs, home of hard working pups and industrial decarb advocates. Climate, jobs, and justice.
Retiring "hard to abate."
www.industriouslabs.org
Rebecca Leber @rebleber.bsky.social investigating the fossil fuel industry. board member of Society of Environmental Journalists.
Rebecca Solnit @rebeccasolnit.bsky.social Writer of books. Guardian columnist. Newsletter at MeditationsInAnEmergency.com. Board member, Third Act and Oil Change International.
Bruce Nilles @brucenilles.bsky.social Trying to do my part. First coal, now gas/oil. Rewilding in my spare time.
Sage against the machine @sagesunstone.bsky.social Climate. Communications. Campaigns.
Den mother at Sunstone Strategies.
Sage Briscoe @sagebriscoe.bsky.social Energy geek with opinions about city planning, mom, avid reader. 
Canary Media Inc. @canarymedia.com Canary Media is an independent, nonprofit newsroom covering the transition to clean energy and solutions to the climate crisis.
🔗 https://www.canarymedia.com/subscribe-to-our-newsletters
Zach Pierce @zachpierce.bsky.social Opinions my own.
Gernot Wagner @gwagner.com Climate economist, Columbia
https://gwagner.com
It's pronounced "juggernaut" without the "jug"
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
Amy Turner @amyturner.bsky.social Climate, cities, equity & law. Sabin Center for Climate Change Law, Sustainable Cities Fund and some other places.✨ MKE & NYC. 📚: “Urban Climate Law”
Senator Martin Heinrich @heinrich.senate.gov U.S. Senator for NM. Husband, dad, hunter. Former Engineer/Current energy nerd. Respects hard work, NM values, & anyone w/a freezer full of wild game.
Dr. Gaurab Basu @gaurabbasu.bsky.social Physician, Division of Global Health Equity, Brigham and Women's Hospital
Assistant Professor, Harvard Medical School and Harvard T.H. Chan School of Public Health
Advocating for climate solutions for a just, healthy future for everyone.
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!
Pete Sikora @petesikora.bsky.social The climate crisis & inequality. Married, two kids. Lifelong NYCer, diner guy.
With nychange.bsky.social, directing climate/jobs campaigns 9 years. Previous: 10 yrs CWA D-1, 7 yrs NYPIRG. On climate only, my takes are NYCC “official”. 🇵🇸
Dr. Jonathan Foley @globalecoguy.bsky.social - Executive Director, Project Drawdown drawdown.org
- Climate scientist, working on solutions
- Passionate about science, communication, and hope
- Minnesota based, Maine born
- Personal account / My views
Corey Cantor @coreybcantor.bsky.social Research Director, ZETA. Avid Nets fan, Coldplay aficionado, and follower of DMB. Formerly: BNEF Senior Associate for Electric Vehicles. Cory Booker econ Senate staffer, NDN think tanker, Wash U & Yale YSE grad. Views are my own.
Mike Bloomberg @mikeebloomberg.bsky.social Director of the Future of Heat Initiative and Partner at Groundwork Data: Advisory, Research, Technology for the future of heat.
Dan McCollister @danmccollister.bsky.social Climate & Political Comms. I also make videos. 👍
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.
Jeff Colley @jeffcolley.bsky.social Green building 🤓
PassiveHouse+ mag
Zero Ambitions podcast + consultancy
Heat Pump Assoc 🇮🇪 🪑
TEDx talker
World GBC #BuildingLife ambassador
Mag: https://passivehouseplus.ie
Pod: https://tinyurl.com/Zappod
TEDx: http://tiny.cc/TEDJeff
Zoe Samuel @zoesamuel.bsky.social #Climate investor: early stage #cleantech
Board member workonclimate.org
Built #Google's biggest internal climate group
Brit in Bay Area
#Film & #theater producer
Maker of world class roast potatoes
Opinions expressed here are my own. Slava Ukraini
Justin Gerdes @justingerdes.bsky.social I publish the @quittingcarbon.bsky.social newsletter. Subscribe: https://www.quittingcarbonmedia.com/. Former Managing Editor, Energy Monitor. Send story ideas or tips: justingerdes@gmail.com or Signal: JustinGerdes.85
Nick Hedley @nickhedley.bsky.social Editor of The Progress Playbook: https://theprogressplaybook.com
We focus on proven climate and sustainable development solutions.
Email me for collaboration opportunities: nick.hedley@theprogressplaybook.com
Climate News @climatenews.bsky.social News about the status of our changing climate and environment and the actions being taken to mitigate the risks of climate change. Main areas of focus are on climate politics, climate data, ecological research and renewable energy. 🌏
Mathias Bell @mathiasbell.bsky.social market development @ WeaveGrid
xcel, opower, rmi alum
612 | smart charging | cbas and cost recovery | hardtails | contax | portra 400 | yirgacheffe beans | the national | tinga tacos | coys | twolves nation | frank ocean | yimbyism | fatherhood | 🏳️🌈
Chirag Lala @cthelala.bsky.social Indian-American. VP of Research & Chief Economist at Center for Public Enterprise. Macro + Finance + Industrial Policy + Decarbonization + Grids + Investment
https://publicenterprise.org/author/chirag/
Jenna Warmuth @jwarmuth.bsky.social *Policy nerd focusing on an equitable energy transition*
Three be the things I shall have till I die:
Laughter and hope and a sock in the eye
All opinions are my own 
Jeremy Hoffman @380vdc.bsky.social An interested layperson foolishly tackling the incumbency most entrenched in just about every aspect of our lives: alternating current electricity in buildings.
RMI - Rocky Mountain Institute @rockymtninst.bsky.social RMI transforms global energy systems through market-driven solutions to secure a prosperous, resilient, clean energy future for all.
Paul Krugman @pkrugman.bsky.social Ex NY Times, now author of Substack Paul Krugman. Nobel laureate and, according to Donald Trump, "Deranged BUM". Also Research Professor at the City University of New York Graduate Center and senior scholar at the GC-CUNY Stone Center.
MEIDAS Suzanna #Resist @penelopedid.bsky.social 🌟Gold Star Sister
📚Wall Street Journal & USA Today Bestselling Author
👶 Mama
🕵️♀️Forensic Accountant
🏃♀️Slow Runner
🌊 Resister
🇲🇽 Latina AF
🌈Ally
💻 CWoC
🎨 Artist
⚖️ Law Nerd
👀 SO Woke
🥄 Cultura in the Kitchen
💪 Fibromyalgia, Lupus Nephritis
F🖕CK TRUMPUTO
Megan Snakebite @megansnakebite.bsky.social 
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
Simon Mahan @simonmahan.bsky.social I'm here for the energy memes.
Danielle Fong @daniellefong.bsky.social ultralight power and energy, physics, ai, building in secret in public 
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
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
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
Gavin Schmidt @climateofgavin.bsky.social Climate scientist, juggler. Bikes etc. Blogging at https://www.realclimate.org - data visualization, explainers, and debunking.
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.
David Weiskopf believes in you @dave.bzky.team If a box on a curb with "Free Meyer Lemons" written on it were a guy
(personal account, obviously)
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.
Andrea Thompson @andreatweather.bsky.social Senior Desk Editor for Life Sciences at Scientific American, covering earth and the environment. (she/her) Posts are entirely my own and not reflective of my employer. Email: andrea.thompson@sciam.com Signal: @AndreaT.95
Ramez Naam @ramez.bsky.social Author of the Nexus trilogy. Climate tech investor, author, and activist. Optimistic about the future. 
Michael Wara @michaelwara.bsky.social Works at Stanford on equitable climate and energy law/policy with a big helping of wildfire and insurance.
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
Brad Plumer @bradplumer.bsky.social Reporter, NYT Climate.
email: brad.plumer@nytimes.com
signal: bradplumer.54
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
Michael Grunwald @mikegrunwald.bsky.social Author of WE ARE EATING THE EARTH https://www.amazon.com/We-Are-Eating-Earth-Climate/dp/1982160071 & THE SWAMP https://www.amazon.com/Swamp-Everglades-Florida-Politics-Paradise/dp/0743251075/ NYT contributor. Annoyed Floridian. michaelgrunwaldbooks.com
Tyler Norris @tnorris.bsky.social "An expert in power systems" -NYTimes | J.B. Duke Fellow @DukeU | Substack: http://powerpolicy.net
Dr Grace S Peng @gspeng.bsky.social Same interdisciplinary scientist as on the other sites with the same handle. Chemistry, math, physics, meteorology, GIS, data whisperer.
Natural resources director, League of Women Voters of Los Angeles Co. She/Her
https://badmomgoodmom.blogspot.com/
Dana Hull @danahull.bsky.social Book hoarder. Oakland dweller. Transit user. Senior Reporter at Bloomberg covering Tesla and Elon Musk. Listen to our ELON INC podcast! Reach me on Signal 510-449-6359 or dhull12@bloomberg.net. Link to my work: https://www.bloomberg.com/authors/ASGzcek
Nat Bullard @nathanielbullard.com Energy systems and information platforms.
I do that presentation.
https://www.nathanielbullard.com/
📍Singapore
Grid Status @gridstatus.io https://www.gridstatus.io/live
Allison Good @allisonwgood.bsky.social Platts senior energy finance reporter in the DC area covering power and renewables. Opinions mine.
🐈: Tipitina
Tips? Message me on Signal at allison.823
https://www.spglobal.com/marketintelligence
Simon Donner @simondonner.bsky.social Climate scientist, prof at UBC, writer, speaker, aquatic mammal, dragger of sand into the house.
Josh Macey @joshuamacey.bsky.social Law Professor at Yale. Energy, climate, finreg, bankruptcy, and regulation. 
Emil Dimanchev @emildimanchev.bsky.social Interdisciplinary scientist working on energy systems and climate policy. Postdoc at Princeton ZERO Lab. Research Affiliate at MIT CEEPR. Consulting for Good Judgment. 0th-gen immigrant. Writings: dimanchev.com.
Joshua Basseches @joshuabasseches.bsky.social Renewable energy and climate politics and policy. Assistant Professor at Case Western Reserve University. Author of Owning The Green Grid (MIT Press). More at joshuabasseches.com
Catie Hausman @catiehausman.bsky.social Environmental & Energy Economist | Professor at the University of Michigan 🏳️🌈
Views are not those of my employer
www-personal.umich.edu/~chausman/
Silvio Marcacci @silviomarcacci.bsky.social Senior Director of Communications, @energyinnovation.org. Board Advisor, @theicct.org + @co2bc.bsky.social. Tired dad.
Rage, rage against the dying of the light.
Michael Liebreich @mliebreich.bsky.social Host @CleaningUpPod. CEO Liebreich Associates. Managing Partner Ecopragma Capital. Founder, Contributor @BloombergNEF. Ex Board TfL, Board of Trade. Olympian. Don't message me - I'm not prepared to give away personal data to prove my age. Srsly BlueSky!
Aarne Granlund @aarnegranlund.eurosky.social Sufficiency, climate work, and river restoration in Finnish North Karelia. I fly fish, hike, and ski. e-MTB pilled. Rural. Left in politics.
Robert McSweeney @rtmcswee.carbonbrief.org Senior Science Editor at Carbon Brief, with a fondness for baking and Arsenal FC. All opinions are my own, however dull they might be.
Noah Kaufman @noahqkaufman.bsky.social Climate economist. Opinions are my own.
Robert Llewellyn @bobbyllew.bsky.social Born at 314 ppm CO2. (We are now at 427.8 ppm CO2)
Founder and presenter on the Everything Electric Shows.
That bloke from Red Dwarf and Scrapheap Challenge.
Info@unitedagents.co.uk
Katie Mummah @nuclearkatie.com Nuclear engineer. nuclear: reactors, history, waste, nonproliferation, space, humor. "Tells uranium's life story". Lives in New Mexico. UW-Madison, UIUC alum. Outdoors when I'm not working. Views mine alone, like/rt not endorsements. she/her
David Hsu @dhsu.bsky.social Professor studying cities, infrastructure, climate, energy, long bike rides, the Boston Celtics, & the drop serve. Personal account representing only me. Likes, reposts ≠ endorsements.
Joshua D. Rhodes @joshdr83.bsky.social Energy | Research Scientist @utaustin.bsky.social & @columbiauniversity.bsky.social | CTO @ideasmithsLLC | Electric Commissioner @austintexasgov | husband | dad | views my own
Ari Peskoe @aripeskoe.bsky.social Director of the Electricity Law Initiative at Harvard Law. 
Kyri Baker @kyrib.bsky.social engineering professor @ University of Colorado
power systems optimization AND power lifting
"energy as a personality" -my wife
<3 cats, playing guitar/bass/drums, rock/metal, fitness, video games, taking stuff apart. Views =my own and not my employer's
sonia aggarwal @soniaaggarwal.bsky.social @energyinnovation.bsky.social
Javier Blas @javierblas.bsky.social Energy and commodities columnist at Bloomberg. Co-author of the 'The World for Sale' http://amzn.to/3t6dVJV Any views expressed are my own. jblas3@bloomberg.net
Rob Gramlich @robgramlichdc.bsky.social #Transmission and power markets for low cost decarbonization. #EnergySky
Energy Markets & Planning at Berkeley Lab @berkeleylabemp.bsky.social The Energy Markets & Planning (EMP) department at Berkeley Lab inspires and informs impactful solutions to existing and emerging global energy challenges through objective and timely research and technical assistance. emp.lbl.gov
Jonathan Koomey @jgkoomey.bsky.social Climate solutions, information technology, critical thinking skills. Born at 318 ppm. https://www.koomey.com
Connor @waldoch.bsky.social founder / markets / strategy @ gridstatus.io
Energy and other stuff. Some coding, some reading. Graphs and maps, birds and sports
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.
Justin Gundlach @justingundlach.bsky.social General Counsel & Director of Research at The Future of Heat Initiative. Previously a senior advisor at New York's Department of Public Service. NYC denizen.
That electrified lamp in the picture used to burn gas.
Harris Berton @harrisberton.bsky.social Climate dad, Canadian energy policy nerd. I post about energy technologies and how we can use them to stop climate change. Views my own. #energysky
Ben Serrurier @serrurier.bsky.social I like hot rocks and a cool climate. I run policy for Fervo Energy. These posts don't even represent me.
Dr. Adam Stein @astein.bsky.social Energy, Risk, Sustainability, Interdisciplinary Research, Father.
Director of Nuclear Energy Innovation at the Breakthrough Institute
Alum. Carnegie Mellon EPP