Grantham Institute - Climate Change and the Environment @granthamicl.bsky.social Our mission is to lead on world-class research, policy, training and innovation that supports effective action on climate change.
Inside Climate News @insideclimatenews.org Pulitzer Prize-winning, nonprofit, non-partisan newsroom dedicated to covering climate, energy and the environment. Our newsletters: http://bit.ly/3mcVORO
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
Kees van der Leun @sustainable2050.bsky.social 40 years of experience in the energy transition. Building Common Futures, a new energy transition consultancy.
Posts about energy, climate, Ukraine & more.
Also on Mastodon.
Reposts not an endorsement, views my own. #EnergySky
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.
Naomi Oreskes @naomioreskes.bsky.social Historian, Earth Scientist, Writer, Public Intellectual.
Books: Merchants of Doubt; Collapse of Western Civilization; Science on a Mission; Discerning Experts; Why Trust Science?; The Big Myth. Loves: Chocolate, Red Wine, Skiing, family. Hates: Beets.
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
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.- H Hunter Lovins @hlovins.bsky.social President Natural Capitalism Solutions, Co-Steward COPx, Managing Partner NOW Partners, Professor of Sustainable Management at Fordham University and Colorado cowgirl
Prof. Stefan Rahmstorf @rahmstorf.bsky.social Climate scientist, professor of Physics of the Oceans in Potsdam. Dad. Opinions my own.
Born at 317 ppm CO2.
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!
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
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
Renew Economy @reneweconomy.com.au Reporting the future of energy, independently.
https://reneweconomy.com.au/
Eric Wesoff @ericwesoff.bsky.social Climate reporter and media exec
Canary Media!
www.canarymedia.com
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
Yan Qin @yanqin.bsky.social Carbon analyst at ClearBlue Markets, Research Associate at OIES, China energy analyst living in Oslo 🇳🇴, 🇨🇦🇳🇱 |EnergyTransition•SustainableFuels•SupplyChain #carbonsky #energysky
Jacob Mays @jacobmays.bsky.social Assistant Professor, Cornell Civil and Environmental Engineering, working on energy systems and decision making under uncertainty. Tweeting in a personal capacity.
Russell Gold @russellgold.bsky.social Writer of things, articles, books, notes to self. Texas Monthly. WSJ alum. Trafficker in truth.
Tony Seba @tonyseba.bsky.social 
By the Numbers | Hannah Ritchie | Substack [Unofficial] @hannahritchie.substack.com.web.brid.gy Using data and research to understand what really makes a difference. Click to read By the Numbers, by Hannah Ritchie, a Substack publication […]
🌉 bridged from 🌐 https://hannahritchie.substack.com/: https://fed.brid.gy/web/hannahritchie.substack.com
Hannah Ritchie @hannahritchie.bsky.social Deputy Editor, Our World in Data
Senior Researcher, University of Oxford
Climate, energy, environment, all things data.
Zeke Hausfather @zekehausfather.com "A tireless chronicler and commentator on all things climate" -NYTimes.
Climate research lead @stripe, writer @CarbonBrief, scientist @BerkeleyEarth, IPCC AR7 lead author.
Website: https://zekehausfather.com/
Substack: https://www.theclimatebrink.com/
David Pomerantz @davidpomerantz.bsky.social Exposing efforts by utilities and fossil fuel interests to undermine clean energy with the Energy and Policy Institute. Personal account.
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
John Cook @johnfocook.bsky.social Researches climate & vaccine misinformation at the University of Melbourne. Founded SkepticalScience.com. Published Cranky Uncle vs. Climate Change. Developed the games Cranky Uncle (crankyuncle.com) and Cranky Uncle Vaccine (crankyunclevaccine.org)
Arnaud Bertrand @rnaudbertrand.bsky.social Entrepreneur. Previously HouseTrip (sold to TripAdvisor), now https://MeAndQi.com
David Roberts @volts.wtf I run a newsletter/podcast called Volts about clean energy & politics. Subscribe & join the community at http://volts.wtf!
Jan Rosenow @janrosenow.bsky.social Professor of Energy & Climate Policy at University of Oxford
Energy Programme Leader at ECI, University of Oxford
Senior Research Fellow at Oriel College, Oxford
Senior Associate Institute for Sustainability Leadership, University of Cambridge
Mark Z. Jacobson @mzjacobson.bsky.social Climate, pollution, clean/renewable energy
Stanford U Prof, Civil & Env Eng; Director, Atmos/Energy Program
Cofounder-Solutions Project; Appeared on Letterman
Testified Held v Montana
https://web.stanford.edu/group/efmh/jacobson/
Stanford.io/Jacobson
CleanTechnica @cleantechnica.bsky.social Covering solar energy, wind energy, and electric vehicles for almost 20 years!
karpathy @karpathy.bsky.social AI @ OpenAI, Tesla, Stanford
Ember @ember-energy.org Global energy think tank accelerating the clean energy transition with data and policy #CleanPower info@ember-energy.org
https://ember-energy.org/
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
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
Transition Times @transitiontimes.bsky.social Transition Times and Nelder Notes newsletters and podcast, created by @ChrisNelder.bsky.social
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
Jigar Shah @jigarshahdc.bsky.social husband, dad, focused on elevating American entrepreneurs and innovators to achieve energy abundance by deploying at scale. It's simple, not easy. https://www.linkedin.com/in/jigarshahdc/
Jesse D. Jenkins @jessedjenkins.com Macro-energy systems engineering, optimization & policy. Associate professor at Princeton University. Leads the ZERO Lab. Co-hosts SHIFT KEY podcast. Time100 Next & TIME100 Climate honoree. More at linkedin.com/in/jessedjenkins & zero.lab.princeton.edu
Ralph Nader @nader.org The official Bluesky page of consumer advocate, author and former presidential candidate Ralph Nader. (Posts by Ralph signed with -R)
Assaad Razzouk @assaadrazzouk.bsky.social Book: “Saving the Planet Without the Bullsh*t” https://amzn.asia/d/iRQboKh
YouTube: https://youtube.com/@angrycleanenergyguy?si=6MtMZn7Sp9WknIdw
Podcast: The Angry Clean Energy Guy https://theangrycleanenergyguy.com/
Chris Nelder @chrisnelder.bsky.social Creator and Host of:
Transition Times and Nelder Notes: @TransitionTimes.bsky.social
Energy Transition Show: @TransitionShow.bsky.social
Energy writer/podcaster/analyst/speaker
Home: www.ChrisNelder.com
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.
Bluesky @bsky.app official Bluesky account (check username👆)
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