EFI Foundation @efifoundation.org Delivering evidence-based, pragmatic solutions to the world’s energy challenges.
Our work ➡️ www.efifoundation.org
Stewart Guy @stewartguy.bsky.social Naturalist. Wildlife Photographer.
Aka StewRat. Founder of Wildlife.net
Share, Inspire, Protect.
Chris Kennedy: ‘MALTHUS ENIGMA’ @malthus-enigma.bsky.social Author of Malthus Enigma: Technology, Science, and Policy for a Fragile Earth
@nicolasonouvel.bsky.social @nicolasonouvel.bsky.social 
Ryan Nobles @ryanobles.bsky.social NBC News Chief Capitol Hill Correspondent
Jon Corsiglia (he/him/el) | Eco-Economy Insider @ecoeconomyinsider.com The economics of a healthier planet, minus the sermons. Honest eco-swaps + good news that also makes financial sense. 30-yr environmental communicator. 💚💙 SF Bay Area 🌊
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Connor Dupree-Sood @trailofatraveler.bsky.social Conservation Biologist
Wildlife | Travel | Politics
Instagram ➴
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Kayla Calkin @kaylacalkin.bsky.social Full-Time Campaigns Director @NRDC.org 🌎. Part-Time Westie belly scratcher 🐶. Mother ❤️. Breast cancer thriver. 🫶🏻 Denver based 🏔️ World bound. ✈️
Alum of:
✔️Kamala Harris
✔️First Descents
✔️Hillary
✔️Planned Parenthood
✔️Wellesley College
Environmental Health News @ehnewsroom.bsky.social The official newsroom of Environmental Health Sciences, a nonprofit, nonpartisan organization that drives science into public discussion & policy. 
USA TODAY @usatoday.com To the point.
📧: https://www.usatoday.com/newsletters/
🎧: https://www.usatoday.com/podcasts/
📲 Download the USA TODAY app: https://app.adjust.com/1m5xmvtj
EV Future @evfuturemag.bsky.social Stay plugged in with EVFuture.io, your premier online magazine dedicated to the latest and most comprehensive electric vehicle news, trends and insights.
Center for Biological Diversity @biologicaldiversity.org More than a million species could be lost to the Extinction Crisis in the coming decades. Learn about our work to save Earth's wildlife & wild places. www.biologicaldiversity.org
Solar United Neighbors @solarunitedneighbors.org National nonprofit helping people go solar, join together, and fight for their energy rights.☀️
https://solarunitedneighbors.org
LCV – League of Conservation Voters 🌎 @lcv.org Building political power to protect people and the planet since 1970. Because our Earth is worth fighting for. lcv.org
Text LCV to 278-652 🌎
Environmental and Energy Study Institute @eesionline.org EESI
☀️ Advances climate solutions
🏛 Informs and motivates decisionmakers
🌱 For a sustainable, resilient, and equitable world
WRI Ross Center for Sustainable Cities @wrirosscities.bsky.social Helping cities make big ideas happen. A program of
@worldresources.bsky.social. Producer of http://TheCityFix.org. Home of #PrizeForCities.
EDF Energy Transition @edfenergyex.bsky.social Environmental Defense Fund's Energy Transition team. Working to bend the curve on global GHG emissions from fossil fuel production and use by 2030, cleanly + equitably.
The Nature Conservancy @nature.org Together, we can create a world where people and nature thrive. 🌍💚 Subscribe for real-world solutions to our planet’s biggest challenges: nature.ly/GlobalInsights
WWF Climate and Business @wwfclimatebiz.bsky.social Accelerating climate action through innovative business solutions, WWF’s Climate Business Network fosters partnerships to reduce carbon footprints and promote sustainable practices globally. Together, we’re building a low-carbon future. #ActNowForOurPlanet
Environmental Defense Fund @envdefensefund.bsky.social Using bold solutions to build a cleaner, healthier world. We're finding the ways that work.
Sarah Dougherty @sarahdougherty.bsky.social Economist focused on strategies to solve and survive climate change. Current @nrdc, former ATL Federal Reserve. e-bike evangelist. Atlanta, GA.
Ivan Urlaub @ivanurlaub.bsky.social Energy, carbon tech strategist, analyst, ideation, systems; regulation, policy, economics, investment, conservative gov transitions; energy equity solutions; nuclear, data centers; consultant, baseball coach, live my values, family.
Harry Johnson @harryjohnsonnc.bsky.social Attorney working on clean energy development in the southeast. UNC Asheville & Chapel Hill alum. Come here for the transportation/land use/housing/energy takes, stay for the bluegrass and basketball. 
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.
Brendan Pierpont @brendan.bsky.social Energy and climate nerd. Electricity @energyinnovation.org. Views are my own.
Christina Cress @cress.bsky.social energy/utilities lawyer | okay-ish at ⛳️, birding, board games & pickleball | posts solely mine/never legal advice
Susan Munroe @susanmunroe.bsky.social Advancing offshore wind to build an equitable, stronger, cleaner economy. carolinalongbay.com
tyler fitch @tyfi.bsky.social A just, clean world @RockyMtnInst & a friendlier world always. Earlier: @SynapseEnergy, @VoteSolar, @UMSEAS,@UNC
. Plus: @ty_fi@mastodon.energy. Banner: Huong Ngo.
Catalyst Cooperative @catalyst.coop We help #climate advocates, policymakers, & researchers working on the #EnergyTransition by liberating #OpenData about the US energy system using #Python based #DataEngineering
We're also a worker cooperative.
https://github.com/catalyst-cooperative
Cole Jermyn @colejermyn.bsky.social Attorney @ Environmental Defense Fund working on EVs and the grid 🔋⚡️🚌🚚
Climate Power @climatepower.bsky.social Fighting for bold climate action, exposing Big Oil’s greed, and holding polluters accountable ⚡️
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
Michael E. Mann @michaelemann.bsky.social Scientist/Author/Speaker; Presidential Distinguished Prof/Director Center for Science, Sustainability & the Media, U. Penn; National Academy of Sciences; American Academy of Arts & Sciences; Royal Society; Tyler Prize
Mother Jones @motherjones.com Investigative journalism 🕵️, politics 🗳️, chart-tastic 📊, and sometimes sarcastic 🙄😌🤪
Join our people-powered nonprofit newsroom: motherjones.com/subscribe
E&E News @eenews.bsky.social Original energy and environment stories from all sides of the issues: Energywire, Greenwire, E&E Daily, Climatewire and E&E News PM. Part of the POLITICO Media Group. Contact us connect@eenews.net
David Ho @davidho.bsky.social Climate scientist; ocean carbon cycle and climate solutions. Professor @soest.hawaii.edu, University of Hawaiʻi at Mānoa; Visiting Faculty, Arizona State University. https://linktr.ee/david_ho
National Wildlife Federation @nationalwildlife.bsky.social Uniting all Americans to ensure wildlife thrive in a rapidly changing world
Carbon Brief @carbonbrief.org Award-winning journalism focused on #climatechange, science, energy and policy. Subscribe to our free newsletters: http://bit.ly/CBnewsletters or visit our website: https://www.carbonbrief.org/
Follow our journalists: https://go.bsky.app/6X95R1T
RTO Insider @rtoinsider.bsky.social Front row seats at the organized electric markets and climate policy. Spot opportunities. Influence policy.
Covering federal and state policy including FERC, CAISO, ISO-NE, NYISO, MISO, PJM, ERCOT, SPP, Markets+, EDAM. Now a Yes Energy company.
Electrek @electrek.co Leading source of all things electric vehicles and clean energy.
Climate Central @climatecentral.org Researching and reporting the science and impacts of climate change 🌎
Project Drawdown @projectdrawdown.bsky.social 🌍 The world’s leading guide to science-based climate solutions.
Visit www.drawdown.org to learn more
Electrification Coalition @electricroadmap.bsky.social The Electrification Coalition is a nonpartisan, nonprofit organization working to accelerate the widespread adoption of light-, medium-, and heavy-duty EVs to overcome oil dependence’s economic, public health, and national security challenges.
NRDC @nrdc.org Natural Resources Defense Council | The Earth's Best Defense
Catherine Fraser @cathfraser.bsky.social climate @dataforprogress.org | she/her
https://dataforclimateprogress.substack.com/
Climate Strategy @climatest.bsky.social Climate Strategy is a specialist strategy consulting firm working to deliver a global net-zero emissions economy. We post research and climate-related articles. www.climatestrategy.com @ClimateSt
The BlueGreen Alliance @bluegreenalliance.bsky.social The BlueGreen Alliance works to develop commonsense solutions to our environmental challenges in ways that create and maintain quality jobs.
Follow our substack! https://substack.com/@bluegreenalliance
Peter Kalmus @climatehuman.bsky.social Climate scientist working at NASA/JPL and lover of truth. Arrested for defending Earth. Opinions mine. 
19thnews @19thnews.org The 19th is an independent, nonprofit newsroom reporting at the intersection of gender, politics, policy and power. https://19thnews.org/newsletters
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.
InsideEVs @insideevs.com Leading the charge since 2012. The world’s top authority on electric vehicles, new car technology and the future of how we’ll get around.
www.insideevs.com
E2 @e2.org National, nonpartisan group of business leaders, investors, and professionals from across the U.S. https://e2.org/
Latest clean energy jobs data https://cleanjobsamerica.e2.org
Good for the Economy. Good for the Environment.
Mark Ruffalo @markruffalo.bsky.social A husband, father, actor, director, & a climate justice advocate with an eye out for a better, brighter, cleaner, & more hopeful future for all of us.
Nicholas Institute for Energy, Environment & Sustainability @nichinstitute.bsky.social 🌎⚡️ We’re the Nicholas Institute for Energy, Environment & Sustainability at Duke University. Not on our email list? Here’s how to fix that: http://bit.ly/niemail
Pew Research Center @pewresearch.org Nonpartisan, nonadvocacy data and analysis. Visit us at https://www.pewresearch.org/
Clean Water Action @cleanh2oaction.bsky.social Clean Water Action works to empower people to take action to protect America's waters, build healthy communities, and make democracy work for all of us. Learn more at cleanwater.org
Friends of the Earth U.S. (Action) @foeus.bsky.social Friends of the Earth (Action), Inc. defends the environment and champions a healthy and just world.
Ocean Conservancy @oceanconservancy.org Ocean Conservancy is working with you to protect our ocean from today’s greatest global challenges. Together, we create evidence-based solutions for a healthy ocean and thriving planet, forever and for everyone. Join us: OceanConservancy.org
Energy Saving Trust @energysavingtrust.bsky.social We're dedicated to promoting energy efficiency, low carbon transport & sustainable energy use to address the climate emergency.
Climate Group @climategroup.bsky.social Driving climate action, fast.
International organisation behind Climate Week NYC, RE100, EP100, EV100, SteelZero, ConcreteZero and Under2 Coalition
World Resources Institute @worldresources.bsky.social WRI is a global research organization working to improve people’s lives, protect #nature, and halt #climatechange. 🌍📊
👉 Learn more: https://go.wri.org/mmTUco
Vote Solar @votesolar.bsky.social On a mission to realize a 100% clean energy future through a solutions-driven, people first approach ☀️
Appalachian Voices @appvoices.org A leading force in Appalachia’s shift from fossil fuels to clean energy, healthy communities and 21st-century local economies.
https://linktr.ee/appalachianvoices
NRDC Action Fund @nrdcactionfund.org Building political support for protecting the planet and its people. Fighting alongside @nrdc-org.bsky.social for change.
Center for American Progress @americanprogress.bsky.social The Center for American Progress is dedicated to improving the lives of Americans through ideas and action. https://secure.actblue.com/donate/center-for-american-progress-1
CAP Action @americanprogressaction.org Holding our leaders accountable and fighting alongside @americanprogress.bsky.social to improve the lives of all Americans through bold, progressive policies.
linktr.ee/fightforprogress
Surfrider Foundation @surfrider.org 🌊 Protecting Our Ocean, Waves, and Beaches Since 1984
🤝 The Ocean Needs More Friends
🌎 Click Below to Join the Movement! ⤵
https://www.surfrider.org/join
Union of Concerned Scientists @ucs.org The Union of Concerned Scientists puts rigorous, independent science to work to solve our planet's most pressing problems.
ucs.org
World Wildlife Fund @worldwildlife.org Nature gives us so much. Now is the time to give back. Nature Needs Us Now. WWF-US
Sierra Magazine @sierramagazine.bsky.social Environmental news, lifestyle tips, and free-ranging opinions from the editors of Sierra magazine. Follow us: https://www.sierraclub.org/sierra
Clean Energy Group (CEG) @cleanenergygroup.bsky.social Affordable, reliable, clean energy for all.
Clean Energy States Alliance (CESA) @cleanenergystates.bsky.social CESA is a national, nonprofit coalition of public agencies and organizations working together to advance clean energy.
EVs.live @handle.invalid 100% Electric Vehicles!
American Rivers @americanrivers.bsky.social Championing a movement to protect and restore the rivers on which we all depend. Learn more ↙️ www.americanrivers.org
League of Women Voters of Wake County @lwvofwake.bsky.social Defending Democracy & Empowering Voters. We encourage participation in government & influence policy through education and advocacy. We're looking for new members and volunteers just like you! 🇺🇸✨
www.lwvwake.org | We've been in Wake County since 1920!
ACORE @acore-org.bsky.social ACORE is a nonprofit that unites finance, policy, and technology to accelerate the transition to a clean energy economy.
SunSpec Alliance @sunspecalliance.bsky.social A global trade alliance of distributed energy resources (DER) industry participants, together creating information standards to enable “plug & play” system interoperability, grid interconnection, and secure data communications. Find us at sunspec.org!
Sammy Fretwell @sfretwell83.bsky.social Environment writer, The State newspaper, Columbia, SC
Environmental Paper Network @environmentalpaper.bsky.social EPN brings together hundreds of NGOs from around the world dedicated to transforming the forest, pulp and paper, and biomass industries for a more sustainable future.
www.environmentalpaper.org
UN Environment Programme @unep.org Official account of the United Nations Environment Programme
https://www.unep.org/
IngerAndersen.bsky.social @ingerandersen.bsky.social Executive Director of @UNEP.org and United Nations Under-Secretary-General.
Jethro Mullen @jethromullen.bsky.social Communications at the IEA. Previously committed acts of journalism at CNN, NYT & Dow Jones. Brit, Parisian, Hong Konger. Long-suffering Tottenham supporter.
Christophe McGlade @christophemcglade.bsky.social Head of Energy Supply at International Energy Agency. Belfast boy. 
Ali @saffar.bsky.social Lover of football and food.
𒂼𒄄- T Tim Gould @timgould.bsky.social Chief Energy Economist @IEA
European Commission @ec.europa.eu News and information from the European Commission. Social media and data protection policy: http://europa.eu/!MnfFmT
Christine Lagarde @president.ecb.europa.eu President of the European Central Bank (ECB) @ecb.europa.eu, the central bank for the euro. I manage this account with my team.
IAEA - International Atomic Energy Agency @iaeaorg.bsky.social Official account of the International Atomic Energy Agency (IAEA), the 🌍's centre for cooperation in the nuclear field, promoting the safe, secure and peaceful use of nuclear technology.
International Energy Agency @iea.org Shaping a secure & sustainable energy future. We provide data, analysis & ambitious real-world solutions on all fuels & technologies.
Pete Buttigieg @petebuttigieg.bsky.social Husband, dad, veteran, writer, and proud Midwesterner. 19th US Secretary of Transportation and former Mayor of South Bend.
George Conway ⚖️🇺🇸 @gtconway.bsky.social Recovering lawyer | Owned by a Pembroke Corgi | Host of Psycho Politics pod and contributor, @TheBulwark.com | Crappy pol | Trying to figure out Substack
substack.com/@gtconway
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
@annarowhite.bsky.social @annarowhite.bsky.social 
Mark Cuban @mcuban.bsky.social Entrepreneur
Costplusdrugs.com
Steve Vladeck @stevevladeck.bsky.social @ksvesq.bsky.social’s husband; father of daughters; professor @georgetownlaw.bsky.social; #SCOTUS nerd @CNN.com
Bio: www.law.georgetown.edu/faculty/stephen-i-vladeck
"One First" Supreme Court newsletter: stevevladeck.com
Book: tinyurl.com/shadowdocketpb
Climate United @climateunited.bsky.social Investing in people and communities to build a clean energy economy that works for every American.
CSIS Critical Minerals Security Program @minerals.csis.org Developing policy solutions to build resilient critical minerals supply chains needed for national and energy security and economic competitiveness.
Anthony Cheng @acheng98.bsky.social ORISE Postdoc, fmr. PhD@CMU EPP. Excited to join ISyE @Georgia Tech as an Asst. Prof. in F2027.
Clean Tech Supply Chains, Manufacturing, & Critical Minerals, currently unconventional critical minerals; fmr. EVs - acheng98.github.io
Dr. Sandeep Pai @sandeeppai.bsky.social Leading Energy Transitions @Duke University | Energy Systems, Coal, Critical Minerals, Just Transition | PhD @ubc | MSc | @CEU | Ex @CSISEnergy @Swaniti @htTweets, host @tieh_podcast
Elizabeth Steyn @elizabeth-steyn.bsky.social Law prof at UCalgary, Canada. Critical minerals expert. Passionate about environmental justice, the protection of biodiversity, and ocean governance. Yogi. Scuba diver.