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
Ryan McCaffrey @dmc-ryan.bsky.social Senior Executive Editor at IGN. Car guy. Friend to dogs everywhere. The "DMC" is because I used to own a DeLorean. Yes, really.
MadeInDex 📰 🌎 @madeindex.bsky.social 🌍 The #Sustainability Index
🌲 Environmental News & Guides about sustainable Products, Companies & their impact
💻 Privacy, Journalism, Politics, Humor, AI, Pacifism, Animal Rights, Cleaning nature
💚 Vegan & vegetarian topics
🔗 madeindex.org
Larry Neufeld @larryneufeldsk.bsky.social Organizer for change on #sustainability, #democracy, #renewables, #basicincome and fighting the #climatecrisis
SE Scherbeck Energy @scherbeckenergy.bsky.social Unabhängiger Berater in der Energiewirtschaft.
https://www.scherbeck-energy.com
Portfoliomanagement und Spothandel für Strom und Gas.
https://www.fse-gmbh.com
Entwickler des ENERGY Trading Cockpits.
https://www.energy-trading-cockpit.info
Jeff Goodell @jeffgoodell.bsky.social Author, NYT bestseller THE HEAT WILL KILL YOU FIRST | Guggenheim Fellow | Contributing Writer, ROLLING STONE
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
Chris Meder @evcurvefuturist.com Futurist | Exponentialist | Humanist
Electrification → #Bettrification
Software → Automation → Intelligence
Solar • Wind • Batteries • EVs • BESS • AI • BIO
Euronews @euronews.com Official Euronews account
Mallory McMorrow @mallorymcmorrow.bsky.social Michigan State Senate Majority Whip | Notre Dame ☘️ | Ray Wert’s ginger half | Noa's mom
Zohran Kwame Mamdani @zohrankmamdani.bsky.social Mayor of New York City
Scott Forbes🇨🇦 @theecologyprof.bsky.social U of Winnipeg ecologist; behavioural ecology; wildlife biology; fisheries; families; birds; climate change; naturalist.
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
Alexandria Ocasio-Cortez @aoc.bsky.social Waitress turned Congresswoman for the Bronx and Queens. Grassroots elected, small-dollar supported. A better world is possible.
ocasiocortez.com
Jason Kibbey @kibbey.bsky.social Adjunct Professor of Climate Solutions at UC Berkeley Founder of Worldly and former CEO and President. Fmr CEO Sustainable Apparel Coalition. Husband of Elizabeth father of Paloma and Mead.
European Greens @europeangreens.eu 💚We bring together Green parties from across Europe for a democratic, feminist, and sustainable Europe.
With financial support of the EU Parliament. Sole liability lies with the author.
Consumer Reports @consumerreports.org Independent nonprofit fighting for a fairer, safer, healthier world since 1936.
The Amazing Worlds of Doctor Who @worldsofdrwho.bsky.social Celebrating the worlds of "Doctor Who".
Jessica Green @greenprofgreen.bsky.social Immigrant. Poli sci prof at U of Toronto. Politics of climate change, carbon markets, oceans, NGOs, enviro politics. Author of Existential Politics, out now: tinyurl.com/ybephkfb. Occasional ranter. greenprofgreen.com
Greenpeace UK @greenpeaceuk.bsky.social We protect the planet and promote peace 🌍☮️
Take action with us 👉 greenpeace.org.uk
Doug Parr @dougparr.bsky.social @greenpeaceuk.bsky.social chief scientist, policy director
View are all my own, except those I've borrowed
Governor Gavin Newsom @governor.ca.gov 40th Governor of California.
Building a California for All.
David Roberts @volts.wtf I run a newsletter/podcast called Volts about clean energy & politics. Subscribe & join the community at http://volts.wtf!
Clean Creatives @cleancreatives.bsky.social A global movement of advertising and PR professionals cutting ties with fossil fuel polluters. The future of creativity is clean.
➡️ Sign the pledge: cleancreatives.org
Sociological Science @sociologicalsci.bsky.social Sociological Science is a general interest, open access sociology journal committed to the highest standards of rigor and relevance. We aim to be the flagship journal for social scientists committed to advancing a general understanding of social processes.
Mehdi Hasan @mehdirhasan.bsky.social Editor and CEO, Zeteo
Author, ‘Win Every Argument’
British-American
Simon Clark @simonoxfphys.com Science communicator, video maker, author, podcast creator. PhD in theoretical atmospheric physics. Born at 354 ppm.
Ambassador for @coolearthaction
https://linktr.ee/simonoxfphys
CAAD_Coalition @caadcoalition.bsky.social Climate Action Against Disinformation
A global coalition of 120+ climate and anti-disinformation organisations.
https://caad.info/
Congestion Pricing Now @fundtransitnow.bsky.social Faster. Cleaner. Safer. America's first-ever congestion relief program is here in NYC—and it's working.
congestionpricingnow.org
Clean Budget Coalition @cleanbudget.bsky.social The Clean Budget Coalition is an alliance of hundreds of groups committed to removing poison pill policy riders from the annual spending bills.
Learn more at cleanbudget.org.
Right To Zero @righttozero.bsky.social Transforming the way we generate energy & power transportation and buildings. #ZeroEmissions, zero excuses. 🌎⚡️☀️ Earthjustice campaign.
https://earthjustice.org/feature/right-to-zero-emissions 
The Washington Post @washingtonpost.com Democracy Skies in Blueness
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.
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
Climate Central @climatecentral.org Researching and reporting the science and impacts of climate change 🌎
Yale Climate Connections @climateconnections.bsky.social We're a news service that helps you understand climate change and what you can do about it. Get climate solutions in your inbox: https://yaleclimateconnections.org/newsletters/
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
Environmental Defense Fund @envdefensefund.bsky.social Using bold solutions to build a cleaner, healthier world. We're finding the ways that work.
Diren Kocakuşak, Ph.D. @direnkocakusak.bsky.social Scientist working on Energy Transition and Climate Change. Interim Director at Global Energy Monitor. Opinions my own.
#renewables, #climatechange, and #datascience
Younity @younityuk.bsky.social On a mission to supercharge UK community energy ⚡
Connect volunteers | Provide funding | Buy clean energy 🤝
Please email together@younity.coop for any enquiries 💚
Chris Kennedy: ‘MALTHUS ENIGMA’ @malthus-enigma.bsky.social Author of Malthus Enigma: Technology, Science, and Policy for a Fragile Earth
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
Jason Schreier @jasonschreier.bsky.social Reporter at Bloomberg | co-host of Triple Click | New York Times bestselling author of Play Nice + Press Reset + Blood, Sweat, and Pixels | Email: jschreier@gmail.com | Signal: jschreier.10
Adam Singer @adamsinger.bsky.social Tech VP, music composer, blogger since 2004 (join us: https://adamsinger.substack.com/welcome)
Ray Dalio @raydalioofficial.bsky.social 📈Founder of Bridgewater Associates
📚Author of #1 NYT Bestseller ‘Principles’
🤦♂️Professional Mistake Maker
🎯Take My Personality Assessment
Extreme Temperatures Around the World @extremetemps.bsky.social Climatologist & Weather Historian.
www.mherrera.org/temp.htm
https://en.wikipedia.org/wiki/User:Maxcrc
Weather news. Climatic statistics and records. By M. Herrera
@extremetemps in all networks
The Associated Press @apnews.com Advancing the power of facts, globally 🌎
Lekha Sridhar @lekha.bsky.social GHG data and policy at WattTime + Climate TRACE. Ex lawyer, AvH Stiftung fellow, and Blavatnik School alum.
Altmetric @altmetric.com We measure the attention that research outputs receive from policy documents, mainstream news outlets, Wikipedia, social media and online reference managers. We detect sentiment of Bluesky/X posts.
Come for the attention to research. Stay for the memes.
Earth Genome @earthgenome.org We build technology to create data, apply science, influence, guide and measure effective actions on the most pressing climate and conservation issues of our times.
https://Earthgenome.org
Nature Portfolio @natureportfolio.nature.com Nature Portfolio’s high-quality products and services across the life, physical, chemical and applied sciences is dedicated to serving the scientific community.
Dana R. Fisher (aka the Apocalyptic Optimist) @fisherdanar.bsky.social Director, Center for Environment Community, & Equity and Professor, AU | NonRes Sr Fellow, Brookings | IPCCWG3 AR6 | www.danarfisher.com | TED Talk on being an Apocalyptic Optimist : go.ted.com/danarfisher
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
Post Carbon Institute @postcarbon.org We envision a world where resilient, just, and sustainable communities coexist with nature, thrive within ecological bounds, and provide greater protection for both human and non-human lives.
postcarbon.org | resilience.org
WattTime.Org @watttime.org We're a nonprofit raising awareness about tech-based climate solutions and providing data & technical assistance to anyone trying to implement them.
🔗 WattTime.org
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.
ACEEE @aceee.org The American Council for an Energy-Efficient Economy (ACEEE) – Make Energy Go Further | https://www.aceee.org/
Anna Mowat @annamowat.bsky.social Global Energy and Emissions Ownership Lead @ Climate TRACE & Global Energy Monitor | https://climatetrace.org/ | https://globalenergymonitor.org/projects/global-energy-ownership-tracker/
Opinions are my own 
Global Energy Monitor @globalenergymon.bsky.social Building an open guide to the world’s energy system.
🔗: https://globalenergymonitor.org/
IUCN SSC Marine Conservation Committee (MCC) @sscmarine.bsky.social Supporting, enhancing & mobilising expertise in marine species conservation for a better future.
[Reposts are not endorsements]
http://iucn-sscmarine.org
UNC Institute for the Environment @unc-ie.bsky.social The UNC Institute for the Environment is leading UNC's world-renowned environmental community.
ClimateWorks Foundation @climateworks.org ClimateWorks Foundation is a catalyst for accelerating climate progress, driving bold solutions that benefit people and the planet.
Bloomberg News @bloomberg.com The first word in business news.
Newsletters: http://bloom.bg/newsletters
Podcasts: http://bloom.bg/podcasts
The Big Take podcast: http://trib.al/jtoXfuT
Global Investigative Journalism Network @gijn.org The global hub for investigative journalism, sharing resources, stories, events, and jobs.
Find #GIJN's regional feeds, here: http://gijn.org/follow-gijn/
British Geological Survey @bgs.ac.uk A world-leading independent research organisation providing objective, expert geoscientific data, information and knowledge 🌎
Carbon Tracker Initiative @carbontracker.bsky.social Carbon Tracker is an independent financial think tank that carries out in-depth analysis on the impact of the energy transition on capital markets and the potential investment in high-cost, carbon-intensive fossil fuels.
Visit: https://carbontracker.org
Climate Change AI @climatechangeai.bsky.social Tackling climate change with machine learning. We facilitate cooperation and provide resources for those working in this area. Share is not endorsement. // https://www.climatechange.ai/
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
ecoinvent @ecoinvent.bsky.social Our mission is to enable people and organizations to make science-based, data-driven sustainability decisions. We do this by maintaining the world's most widely used and transparent environmental database, which spans every major sector and geography.
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/
UC Santa Barbara @ucsantabarbara.bsky.social Official Bluesky of #UCSB 🎓 A top-ranked public university where beauty meets brilliance 💛 ucsb.edu
Zack Labe @zacklabe.com Climate Scientist at @climatecentral.org | PhD | Passionate about improving science communication through data-driven stories | Harrisburg, PA | https://zacklabe.com/
Views, thoughts, and opinions expressed here are only my own.
Arno Kopecky @arnokopecky.bsky.social Writer at large (but mostly Vancouver).
Environment, culture, politics...
All too earnest.
Sierra Club @sierraclub.org Explore, enjoy, and protect the planet!
sierraclub.org
IPBES @ipbes.net Intergovernmental Platform on #Biodiversity & Ecosystem Services. Denialism/trolling/profanity may result in banning. Re-skoots ≠ endorsements.
www.ipbes.net
linktr.ee/ipbes
Covering Climate Now @coveringclimatenow.org #CCNow is a collab of 500+ media outlets creating an all-newsroom approach to covering climate. The climate news & resources you need NOW: tinyurl.com/CCNowNL
Donate to support our work: https://bit.ly/3SMIvUW
Climate Crisis Advisory Group @climatecrisisag.bsky.social CCAG is a collection of the world’s most influential, diverse, and interdisciplinary climate experts. ccag.earth 
Scientists on Survival @scientistsonsurviv.bsky.social Scientists on Survival is a UK community of scientists from all disciplines, engaging in advocacy, activism and peaceful protest to confront the climate and nature emergency.
We are predominantly UK-based.
https://scientistsonsurvival.org/
MethaneSAT @methanesat.bsky.social First methane-tracking satellite launched by an NGO. While contact is lost, the mission continues: advancing tech, sharing data, cutting emissions. A project of Environmental Defense Fund.
TransitionZero @transitionzero.org ⚡️ Software to reduce the time to build clean energy at scale
🔗 www.transitionzero.org
SteelWatch @steelwatch.bsky.social Accelerating the transformation to a decarbonised steel sector. Follow @steelwatchjp.bsky.social for posts in Japanese.
Michigan State University @michiganstateu.bsky.social A top global public research university, MSU is home to 400+ academic programs, 1000+ student organizations and the world’s strongest mascot. #SpartansWill 💚
Global Fishing Watch @globalfishingwatch.org Sustainability through transparency in global fishing activity.
globalfishingwatch.org
Wim Zwijnenburg @wammezz.bsky.social Environmental open-source investigations, tracking drone warfare, research based advocacy for PAX, contributer Bellingcat.
Comics Covers @comicscovers.bsky.social Covers of comics, duh. I do not own this artwork, and I mostly do not own these pictures.
(Avatar: Detail from the cover of Marvel Graphic Novel 2: Michael Moorcock's Elric: The Dreaming City, by P. Craig Russell.)
Isaac Rowlett @isaacrowlett.bsky.social Exploring Wisconsin’s past, present and future
He/him
Views = mine only
Mr. Joshua @pantspants.bsky.social classically trained artist.
theartofpants.com
Sonia Shah @soniashah.bsky.social Journalist | Guggenheim fellow | Author of 6 books
📚THE IMAGINARY WALL (2027)
Bylines: NYT magazine, The New Yorker, The Nation + more
Crosspollinations.substack.com | IG @soniashahauthor | Tiktok @soniashah2326
✨linktr.ee/soniashahauthor
Faiz Siddiqui @faizsays.bsky.social Washington Post tech journalist writing a lot about Elon Musk, Twitter, Tesla. My book HUBRIS MAXIMUS: The Shattering of Elon Musk (St. Martin’s) is in stores NOW! How to buy: https://read.macmillan.com/lp/hubris-maximus-9781250327178/
The New Yorker @newyorker.com Unparalleled reporting and commentary on politics and culture, plus humor and cartoons, fiction and poetry. Get our Daily newsletter: http://nyer.cm/gtI6pVM
Follow The New Yorker’s writers and contributors: https://go.bsky.app/Gh5bFwS
Robert Reich @rbreich.bsky.social Berkeley professor, former Secretary of Labor. Co-founder of @inequalitymedia.bsky.social and @imcivicaction.bsky.social.
Substack: http://robertreich.substack.com
Buy my new book: https://sites.prh.com/reich
Visit my website: https://rbreich.com/
MeidasTouch @meidastouch.com The fastest growing independent news network in the world. We cover breaking news, politics, law and more. We are unapologetically pro-democracy.
Climate Power @climatepower.bsky.social Fighting for bold climate action, exposing Big Oil’s greed, and holding polluters accountable ⚡️
Chase Cain @chasecain.bsky.social 🌦️ Meteorologist
🌎 former NBC Climate Reporter
📍 San Francisco
https://youtube.com/@chasecain
Lucero Marquez @lucerowx.bsky.social Meteorologist with a drive for climate change action. Federal climate policy at the Center for American Progress. Opinions are my own.
Climatologist49 @climatologist49.bsky.social PhD Climate Scientist. Alaska. The Earth is warming because of us. Mooseologist. All opinions are my own. Future FIFA Peace Prize winner. TDS. Signal: Climatologist.49
Stanford Doerr School of Sustainability @stanforddoerr.bsky.social https://sustainability.stanford.edu/
Climate Town @climatetown.bsky.social Solve climate change or die trying.
Full videos on YouTube👇
https://linktr.ee/climatetown
Canada's National Observer @nationalobserver.com Canada's National Observer delivers vital reporting on the defining crisis of our time: climate change. Through rigorous investigation and compelling storytelling, we expose the forces shaping Canada's climate future.
www.nationalobserver.com/newsletters