Katy Huff @katyhuff.bsky.social Into bikes, nuclear energy, vegetables, coffee, scientific computing, & public radio. Currently a professor at UIUC NPRE . Former NE-1. (she/her)
Allison Crimmins @acrimmins.bsky.social Lady who climates. Executive Director for Industry Proving Ground at NOAA: Director of the Fifth National Climate Assessment. View my own. She/her.
Kyle Meng @kylemeng.com Professor at UCSB Bren School and Econ Dept. Climate and Energy Director at emLab. Former White House CEA Senior Climate Economist. Associate at @nber.org @csis.org. Board member @ucsusa.bsky.social. Personal views. www.kylemeng.com
Julian Reyes @julianjonreyes.bsky.social Empowering communities with actionable climate services! Past: OSTP, USDA, AAAS STPF, State Dept. Views my own.
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
Fernando Tormos-Aponte @fernandotormos.com I research social movements, intersectional solidarity, disasters, and environmental, racial, and economic justice at @pittsociology.bsky.social. I lead policy for the @jtalliance.bsky.social. @solverresearchlab.bsky.social director. www.fernandotormos.com
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
Ashanti Washington ⚡️ @byashanti.bsky.social Communicator • Strategist • Consultant
Energy, power, people & policy
Tennessean. Grid geek. Fourth estate fan!
Priors: FERC, CELI, UCS, ORNL
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/
Heather Randell @heatherrandell.bsky.social Associate professor in the Humphrey School of Public Affairs, University of Minnesota. Sociologist/demographer studying the health impacts of climate change and dams, with a focus on Brazil and East Africa.
https://sites.google.com/umn.edu/heatherrandell
Jacquelyn Gill @jacquelyngill.bsky.social Climate, extinction, and biodiversity scientist at the University of Maine researching Earth’s past for a better future. Writing and podcasting for the planet. Chaotic good professor. She/her.
Arvind Ravikumar @arvindpawan1.bsky.social Assistant Professor, University of Texas at Austin
Co-Director, Center for Energy and Environmental Systems Analysis (CEESA) studying greenhouse gas emissions measurements and carbon accounting across global energy supply chains.
Emily Johnston @enjohnston.bsky.social Climate, writing, running, beasts. Valve turner. Host: https://sites.libsyn.com/459540/awabw
poetry: https://www.hummingbirdpoetry.org/books/her-animals-by-emily-johnston-2nd-ed
Making good trouble: troublemakerscommunity.org
John Schwartz @jswatz.bsky.social UT Austin journalism professor; former NYT, WP. he/him. Galveston BOI. Born at 314.8 ppm CO2.
Edgar Virgüez R, Ph.D. @edgarvirguezr.bsky.social Energy systems engineer and geographer. Decarbonization. Educator. Board Member. Global South. Husband, two-time dad, Latino.
Research Engineer at the Energy Science and Engineering Department at Stanford University.
Ph.D. & M.A. from Duke University.
Tyler Norris @tnorris.bsky.social "An expert in power systems" -NYTimes | J.B. Duke Fellow @DukeU | Substack: http://powerpolicy.net
Concrete Cowboy @damanfu.bsky.social Min(Distributional impacts) + max(Just transition); vibing out in Brooklyn, born x raised in Los Angeles :) probably to the left of my employer, so YMMV
Sorry about the parasociality. Tricky phenomenon that one.
https://readymag.website/damanfu/2503426/
Sean Hecht @seanbhecht.bsky.social Personal account, opinions my own. Angeleno by birth and by choice. Managing attorney at a major environmental law NGO. Former UCLA law prof/climate institute co-director.
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/
Catherine Fraser @cathfraser.bsky.social climate @dataforprogress.org | she/her
https://dataforclimateprogress.substack.com/
James Bradbury @jabradbury.bsky.social Climate policy research and analysis with a state focus. Transportation, equity & democracy.
@georgetownclimate.bsky.social
Opinions my own.
Jeremy Michalek @jmichalek.bsky.social Professor at Carnegie Mellon in Engineering & Public Policy, Mechanical Engineering and Civil & Environmental Engineering.
Director of the Vehicle Electrification Group.
#EVs 🔌🚗, #EnergySky 🔌💡, #GreenSky
Brian Tarroja @briantarrojaphd.bsky.social Helping build a robust & beneficial clean energy transition. Researcher & Lecturer at UC Irvine. MechEng PhD & PE.
Direct work:⚡💧🔋💨🌞🌋🚗🔌🏢 🌡🚲
Info: https://btarroja.wixsite.com/btarroja
♿ Cane / wheelchair-user & chronic pain-haver since 11/2023
Jonas Nahm @jonasnahm.com Associate Professor at Hopkins/SAIS. Former White House industrial strategy economist. Industrial policy, trade, climate, economic security. Views my own. DC | HNL. 🏳️🌈
Gabriel Siqueira @gabrieldread.bsky.social Prof. Administração (UFSC). PhD Candidate Management (UFSC). Journalist Global Citizen, Diário do Centro do Mundo. Especialista em ecovilas. Criei irradiandoluz.com.br
🏴 🚩🌿🇧🇷
Sharon Burke @burkese.bsky.social I work at the world's best food security innovator you've never heard of @cimmyt Former US official. Ecosystem security. Peacemonger. My personal views.
Prof Lisa Schipper 🌍🍉💪 @lisaschipper.bsky.social Climate adaptation & development•Prof Development Geography @giubresearch.bsky.social•Co-EiC @climdevjournal.bsky.social•PI @dependencybonn.de•Associate @sei.org & @ecioxford.bsky.social• @welthungerhilfe.bsky.social•she/her/Du•Servant to 2 rescue 🐈⬛ •🇸🇪
Daksh 🌅 @daxx.bsky.social he/him | Cornell alum 🐻| Solar Mechanical Engineer👷🏼 | Fellow @ Clean Energy Leadership Institute | Content Director @mitenergyconf.bsky.social⚡️| Organizing for a Just Energy Transition ☀️
Erin 🌱 @wearegonnafindout.bsky.social Native plants (7b/65n Chesapeake rolling coastal plain)
Decarbonization, cats, oddments
Working on reducing pollution from buildings at a big nonprofit; speaking for myself here
She/they
Erin Sikorsky @erinsikorsky.bsky.social Director, Center for Climate and Security, DC
Former US Nat'l Intelligence Council
Wisconsinite at heart
Posts my own
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
Ben Paulos @paulosanalysis.com Consulting on energy policy, technology and trends at http://PaulosAnalysis.com. Affiliated with the Incentive Finder (govcentives.com), Ava Community Energy, Clean Energy States Alliance, and @solarunitedneighbors.org but posts are my own.
City Atlas @cityatlas.bsky.social Climate info & tools for immersive learning. Everywhere: @CityAtlas
#PlayEnergetic Posts: R Reiss
https://www.nytimes.com/2023/04/21/nyregion/earth-day-energetic-game.html
https://newyork.thecityatlas.org/energetic/energetic-in-new-york/
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
Jay Turner @jayturner.bsky.social Environmental Studies Professor at Wellesley College. Author of Charged: A History of Batteries and Lessons for a Clean Energy Future (2022). Tracking and analyzing clean energy supply chains at https://www.the-big-green-machine.com 
Antonia Juhasz @antoniajuhasz.bsky.social Investigative Journalist climate, energy, environment.
Rolling Stone politics contributing reporter.
"Gripping in its disgusting clarity." - my writing
Book Author. Lecturer. Pool shark.
http://www.AntoniaJuhasz.net
Stuti Mishra @stuti.bsky.social Climate and environment correspondent @the-independent.com writing about extreme weather, energy transition, pollution and more. Occasional posts about politics & cats
📧 Stuti.Mishra@independent.co.uk
https://www.independent.co.uk/author/stuti-mishra
jae holzman @jael.bsky.social hi, i write about climate change and renewable energy. i also play music sometimes. some secret third thing.
Faye McNeill @vfmcneill.bsky.social @Columbia prof, aerosol science, atmospheric chemistry, air quality (esp. in India), climate, chemical engineering, and whatever else is on my mind 🌇 she/her
Kim Cobb @kimcobb.bsky.social 40% Climate Scientist, 40% Mom, and 20% Indiana Jones. Unapologetically obsessed with carbon. Lawrence & Barbara Margolis Director, http://ibes.brown.edu. She/her. Views my own
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
Ann Marie Carlton @amgcarlton.bsky.social Professor & Vice Chair, UC Irvine Chemistry | Atmospheric Chemist | OSTP46 | Fellow of the AGU & AAAS | Part-time bike mechanic
Anne Jefferson @annejefferson.bsky.social Watershed hydrology and geomorphology prof and Lake Champlain Sea Grant Director here for science, the environment, and life as an academic & mom. Formerly @highlyanne.
Posts are personal and do not represent organizations. Reposts are not endorsements.
Marta Berbés @mberbes.bsky.social Prof at University of Waterloo
Resilience, transformation, justice, futures, not necessarily in that order.
Co Editor-in-chief Ecosystems and People @esandpeople.bsky.social
John Paul Helveston @jhelvy.bsky.social Systems Eng Prof @ GWU 🦛 | Director, Data Analytics MS Program | EVs 🔋🚗 | Low Carbon Tech | Choice Modeling | Survey Research | China | US-China Policy | #rstats | #reproducibility | #opensource | Father | opinions own 
Le Cagle @lecagle.bsky.social Feminist. Rhetoric: science, environment, tech comm, disability. Kentuckian. Really worried about climate change. she/her. Praxis or GTFO.
Yes, it's Cagle. No, please don't call me Lauren.
send dog pics (alt text a must)
nothing here reps my employer
Tessa Hill @tessahill.bsky.social Climate change, oceans, blue carbon and coastal communities. Professor, researcher, educator, author. 🌊
📕: At Every Depth @ateverydepth.bsky.social
AtEveryDepth.com
bio.site/Tessahill
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.
Ketan Joshi @ketanjoshi.co Hey, I'm a climate and energy writer / data analyst who focuses on corporate + govt accountability
Creator + curator of the Greensky feed: https://ketanjoshi.co/greensky/
Based in Oslo but write about US, Europe, Aus too - ketan.joshi85@gmail.com
David Sacerdote @davidsacerdote.bsky.social Software engineer.
Mostly talk climate and related politics.
Jeva Lange 🫎 @jeva.bsky.social Writes about extreme weather & wildfires, nature & public lands, and adaptation & resilience for Heatmap.news | Hiking, running, mountains, boats, nonfiction books, long movies, sleep deprivation (baby) |📍 Seattle/Queens
Chad Briggs @chadmbriggs.bsky.social Disaster risk & crisis management professor at AIM in Manila, hybrid warfare & disinfo researcher, purveyor of climate security and undesirable futures. RPG writer. Past lives in Alaska, Kosovo, Ukraine, Hungary, Ireland and elsewhere 🇨🇦
Brigitte Roth Tran @brothtran.bsky.social Senior Economist at SF Fed
Applied micro methods, finance, natural resources, disasters, macro outcomes
Views are my own, she/her
www.rothtran.com
Johanna Bozuwa @jbozuwa.bsky.social Researching climate + economic justice.
Direct Climate and Community Institute.
Daniel Huppmann @danielhuppmann.bsky.social Climate & Energy at @iiasa.ac.at | chairperson @ccca.ac.at | co-chair #AAR2 | author of IPCC #SR15 | #ScientistsForFuture | #FreeTheModels & #FAIRdata for #OpenScience
https://iiasa.ac.at/staff/daniel-huppmann
Daniel Aldana Cohen @aldasky.bsky.social Political economy of climate emergency. Assistant Professor of Sociology, UC Berkeley; Director, Socio-Spatial Climate Collaborative, or (SC)2; Founding Co-Director, Climate and Community Institute @cplusc.bsky.social. A Planet to Win (Verso). he/him
Sarah Watson @sarahwatson.bsky.social lurking for climate resilience, adaptation, policy, and planning. Personal account.
Sarah Perkins-Kirkpatrick @sarahinscience.bsky.social Professor, Climate Science | heatwaves | ANU Fenner School | Deputy Director Engagement & Impact, @21centuryweather | convening lead author @IPCC AR7 | co-host totally cooked podcast | @AMOS president | Climate Comms | Mother | Runner | #ADHD
Sarah Burch @sarahlynnburch.bsky.social Professor, Canada Research Chair - Sustainability transitions and climate change policy. University of Waterloo, 🇨🇦
Executive Director, Waterloo Climate Institute. IPCC LA 6AR, WGIII.
Lyssa Freese @lfreese.bsky.social Climate, air quality, energy, equitable solutions
Otherwise in the mountains, throwing pots, or making dad jokes
Opinions my own, not my employer's.
Monica Dean @monicadean.bsky.social I dabble in the climate policy-science-comms nexus
Current: Ocean & Climate Diplomacy @ Oceans 5
Former: @usc.edu | US Climate Envoy Team | UN Foundation/IPCC
Views my own.
Paulina Jaramillo @paulijllo.bsky.social Professor of Engineering & Public Policy @CarnegieMellon. Energy system transtions and climate. #energysky #climatesky. IPCC AR6 WGIII. Now a @AAAS S&T Policy Fellow in the House of Reps. 🇨🇴by birth, 🇺🇸 by naturalization. 🐘lover. Views are my own.
Jeff Seidman (he/him) @jeffsseidman.bsky.social Teaches philosophy and environmental studies at Vassar College. Climate teaching website under development: https://climatesolutions-careers.org
Sylvia Chi 齊思涵 @sylviachi.bsky.social lawyer but not your lawyer. admin law enthusiast. i work on environmental and climate justice, public banking, and public power. she/they 🇺🇸🇹🇼 Nutmegger in Oakland
opinions are my own!
Sara Meerow @sarameerow.bsky.social Associate Professor, University of Colorado Boulder
Working on urban resilience, climate change adaptation (especially heat and flooding), and green infrastructure
Jaime Palter @jaimepalter.bsky.social Oceanographer, professor, Mom, Rhode Islander. Here to learn and connect with ocean, climate, energy crowd. 
Lauren McPhillips @lmcp.bsky.social Assistant Prof @ Penn State; into water, soils, infrastructure, nature-based solutions, sustainability, biking, looking at the bright side. mom of 2 energetic humans. Alum of Cornell/ USGS/ ASU. she/her. https://sites.psu.edu/lmcphillips/
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
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.
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
Ed Carr @edwardrcarr.com US Center Director and Senior Scientist, Stockholm Environment Institute | Interim Chair, STAP/GEF | CLA IPBES Transformative Change Assessment | LA IPCC AR6 WGII | Masters T&F All-American | Hopelessly realistic optimist
www.edwardrcarr.com
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
Bora Chang, MPH @climatechang.bsky.social communications/climate/environment; views my own
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!
Alex Barron @alexrbarron.bsky.social Climate policy wonk. Rogue biogeochemist. Assoc. Prof., Fmr. Congressional staff (AAAS_STPF). Obama EPA & Biden OMB alum.
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.
Danielle Zoe Rivera @danielle-rivera.bsky.social 🇵🇷 Assistant Professor of Landscape Architecture + Environmental Planning at UC-Berkeley | Just + Equitable Environments | Disaster (and Disastrous) Research | Occasionally gardening + a dog
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.
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.
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.
Dr. Katharine Dickson @metaomicsnerd.bsky.social Microbiome science by training; climate policy by calling.
Professional anti-methanogen crusader.
I 分かる some 日本語.
Opinions my own. She/her. 🇺🇸. ☸️ (Jōdo Shinshū).
Owner of @cowburpsbot.bsky.social
Portfolio: https://tinyurl.com/katharinedickson
holly jean buck @hollyjeanbuck.bsky.social energy & climate policy, writer, analyst, geographer
Patricia Levi @patricia-levi.bsky.social Strategy & Market Development @ Form Energy | Stanford PhD | MIT Energy Initiative | Macro-energy systems founder
Total nerd about: big batteries, grid decarbonization, electricity markets, bikes, mountains, plants, ceramics
Views mine
Alli DeJong @allidejong.bsky.social climate, adaptation, decision analysis, flood risk, insurance, resilience, BCAs. planning & policy jack of all trades at the Water Institute. (personal account)
also sports, birds, हिंदी, cities, etc.
chicago via new orleans via chicago
Jonathan Magnolia Gilligan @jmgilligan.org Integrating social & natural sciences & modeling to study climate change & society | Behavioral approaches to climate policy | Nashville TN | They/them 🏳️🌈 🏳️⚧️ genderqueer | Jew | Friends call me Maggie | My words aren't my employer's | magnoliagilligan.org
Blake Shaffer 🇨🇦 @blakeshaffer.bsky.social Associate professor of economics at the University of Calgary. Former energy trader.
blakeshaffer.ca
Joe DeCarolis @jfdecarolis.bsky.social Focused on applying state-of-the-art data systems, models, and analysis to inform decision making on energy. Professor at NC State University; served as the 10th Administrator of the U.S. Energy Information Administration. Personal account.
Marci Baranski @ecomarci.bsky.social 💡 Independent consultant.
📖 Author of The Globalization of Wheat: A Critical History of the Green Revolution
🌿 Ex-UNEP, ex-USDA
📌 DC
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/
Paul Kelleher @paulkelleher.net Moral & political philosophy, climate econ, bioethics
Author of *The Social Cost of Carbon* (OUP 2025) | Posting in personal capacity
Likes: Boston Celtics ☘️, Maine (from whence I come), bouldering, ebikes, funding public ed.
paulkelleher.net
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
Ayana Elizabeth Johnson @ayanaeliza.bsky.social Marine biologist, writer, policy nerd. Co-founder Urban Ocean Lab, think tank for the future of coastal cities. In love with climate solutions.
Jenny Chase @solarchase.bsky.social Solar analyst at BloombergNEF, goose keeper. Author of a book, "Solar Power Finance Without the Jargon". Opinions all my own.
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
Rebecca Bratspies, Author @rbratspies.bsky.social Professor, Tulane Law | award-winning scholar, author, speaker
scuba diver | environmental justice, climate justice, human rights, NYC history, urban policy, comic books | mom | optimist (mostly) www.RebeccaBratspies.com
Jeremy Wallace @jeremywallace.bsky.social China, climate, stats, and cities. Johns Hopkins SAIS, Good Authority. No Kings.
Joseph D. Ortiz @earthsciinfo.bsky.social NatGeo Explorer, Oceanographer, Climate Scientist; Env. Remote Sensing; Energy & Sustainability; husband, father #FirstGen, Views my own; Google scholar: https://scholar.google.com/citations?hl=en&user=qMBuSe4AAAAJ- G g.na @gina.bzky.team Offline until locked accounts and/or “remove follower” are user options.
Meg RW @hedgewitch.bsky.social Mommy
Community Organizer - Climate, Abolition, Housing, Unions in Southern Ontario.
Very sweary.
Plants!
ClimateFran @climatefran.bsky.social professor @UCDavis | climate change economist / scientist / general nerd | White House CEA 2022-23
https://franmoore.faculty.ucdavis.edu/