Sauleh Siddiqui @sauleh.bsky.social Mathematician, Professor, Optimizer at American University. Interested in Energy, Food, Urbanism.
Julian Zelizer @zelizer.bsky.social Princeton Professor. Also—The Long View, Substack; Foreign Policy; NPR. New York Times Best Selling Author. https://julianzelizer.substack.com/
Gabriele Villarini @gabrielevillarini.bsky.social Professor in CEE & High Meadows Environmental Institute and Vice Dean of Engineering @ Princeton University | Floods & Extreme Events | Climate | Reposts ≠ endorsements | My posts are my own | More at https://villarini.scholar.princeton.edu/
Rory Truex @rorytruex.bsky.social Associate Professor of Politics and International Affairs at Princeton, host of Civic Forum with Rory Truex. https://linktr.ee/civicforumpod
Kim Lane Scheppele @kimlanelaw.bsky.social Tracking autocratic legalism around the world from Princeton University. 
Arvind Narayanan @randomwalker.bsky.social Princeton computer science prof. I write about the societal impact of AI, tech ethics, & social media platforms. https://www.cs.princeton.edu/~arvindn/
BOOK: AI Snake Oil. https://www.aisnakeoil.com/
Atif Mian @atifrmian.bsky.social I do finance and macro ... with data, at Princeton. Author, House of Debt.
اک نقطے وچ گل مکدی اے
scholar.princeton.edu/atif - atifmian.com 
Jessica Metcalf @jessmetcalf.bsky.social Demographer working on evolutionary ecology, infectious disease dynamics, vaccination
Jonathan Mayer @mayer.bsky.social Princeton prof and tech + law person. Previously at the Justice Department, Senate, FCC, Stanford, and CalDOJ. Views are solely my own.
Reed Maxwell @reedh2o.bsky.social Professor of Hydrology. Bike Nerd.
maxwell.princeton.edu
Yiyun Li @appletwigli.bsky.social Fictioneer
Seema Jayachandran @seema.bsky.social Economics professor at Princeton. I study environmental conservation, gender equality, and (too many) other topics in developing countries.
seemajayachandran.com
Princeton University @princeton.edu The official account of Princeton University. In the Nation’s Service and the Service of Humanity.
Benjamin H. Bradlow @bhbradlow.bsky.social Assistant Professor of Sociology and International Affairs, @princeton.edu
Visiting Researcher, Wits Southern Center for Inequality Studies
CIFAR Fellow, "Humanity's Urban Future"
Member, IAS School of Social Science, 2026-27
bradlow.princeton.edu
Nicolas Choquette-Levy @nchoquettelevy.bsky.social Assistant Professor, Climate Risk & Decision-Making | Penn State University 🇨🇦
Pascal Polonik @pascalpolonik.bsky.social Postdoc at Stanford University’s Doerr School of Sustainability. Human-evironment interactions, climate, air quality, environmental equity, biking/transportation. Opinions my own.
@keyanguo.bsky.social @keyanguo.bsky.social 
Kathleen Kennedy @kmkennedy6.bsky.social Assistant Research Professor at UMD's Center for Global Sustainability. Researching state-level decarbonization pathways in Maryland and beyond. Views my own. She/her.
Thomas Hale @thomasnhale.bsky.social Professor and Director, Master of Public Policy, @BlavatnikSchool
@StAntsCollege @UniofOxford
How can we solve global problems effectively & fairly?
https://www.bsg.ox.ac.uk/people/thomas-hale
Transition Show @transitionshow.bsky.social 
Richard Tol @richardtol.bsky.social Professor Dr Richard S.J. Tol FREcon MAE
Economist interested in energy, environment, and climate
EBS19 (E4 B3 S12), H127
ORCID https://orcid.org/my-orcid?orcid=0000-0002-8012-3988
International Renewable Energy Agency (IRENA) @irena-official.bsky.social The International Renewable Energy Agency supports countries in their transition to a sustainable energy future.
Paula M. Trienens Institute for Sustainability and Energy @trienensinst.bsky.social Advancing global solutions through research, innovation, education, and engagement at Northwestern University. 
Eric Hittinger @elephanteating.bsky.social Inaugural Director of RIT's School of Public Affairs, WILL International Chair at Univ. of Lille, & Past President of the US Association for Energy Economics. Batteries, renewables, electricity markets, and emissions. Sometimes I bike across the continent.
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.
Ilaria Mazzocco @ilariamazzocco.bsky.social Deputy Director and Senior Fellow, CSIS Trustee Chair in Chinese Business and Economics. I write about industrial policy, trade, climate&energy, and China. 
MIT Center for Sustainability Science and Strategy @mit-cs3.bsky.social Our research improves understanding of sustainability challenges and helps decision‑makers address global change, enhancing well‑being for current and future generations.
Website: https://cs3.mit.edu/ 
Shelley Welton @shelley-w.bsky.social Professor of Law & Energy Policy with a focus on climate change, energy governance, and equity. 
AGU (American Geophysical Union) @agu.org Official AGU: supporting 500k+ Earth & space science advocates.
🌏 🚀 🔬
Save the Date for #AGU26 in San Francisco, CA, 7-11 December, 2026.
Climate Social Science Network @cssn.org A global network of social scientists focused on political conflicts around climate change, headquartered at Brown University. https://cssn.org/ 
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
Clean Energy Works @cleanenergyworks.bsky.social Clean Energy Works accelerates inclusive investments that open the #cleanenergy economy to all. #energyefficiency #transportationelectrification #equity
Shreyas Sudhakar @shreyassudhakar.com Writing about heat pumps at heatpumped.org
Installing heat pumps at vayu.pro
Former YC founder and rocket propulsion engineer
heatpumped.org/subscribe
Morgan Edwards @energymorgan.bsky.social Professor at the University of Wisconsin--Madison. Energy systems and climate policy. Check out my work at: climateactionlab.com
Kelsey B. Hatzell @kelseyhatzell.bsky.social Associate Professor in the Andlinger Center for Energy and the Environment @ Princeton University ⚡️🔋🌿🔌
Senior editor at ACS Energy Letters
https://www.hatzelllab.princeton.edu
Michael I. Westphal @peacewestphalia.bsky.social Climate change, cycling, cocktails, and the Oxford comma. Westphal in a non-Westphalian world. Head of Science, IPCC Working Group III TSU; Adjunct Prof, Georgetown University.
Bob Kopp @bobkopp.net #Climate & sea level science + policy. Rutgers University. All views my own. www.bobkopp.net
Sammy Roth @sammyroth.bsky.social I write Climate-Colored Goggles, a newsletter about climate & culture. Former L.A. Times climate columnist and Desert Sun energy reporter. Also hosted Boiling Point and The Hatch podcasts.
Find me at Dodger Stadium, Disneyland or hiking in the mountains.
Lauri Myllyvirta @laurimyllyvirta.bsky.social Co-founder and lead analyst, Centre for Research on Energy and Clean Air; senior fellow, Asia Society Policy Institute: tracking & accelerating progress from polluting energy to clean air, with research and evidence.
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
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
Valerie Mueller @valmuellerasu.bsky.social Professor in the School of Politics and Global Studies, ASU
Work on climate change impacts, focusing on human mobility
#DevEcon #EnvironEcon #AgEcon #EnvironDemography #PoliticalEcon
Non-resident fellow at IFPRI
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/
Susanna Berkouwer @sberkouwer.bsky.social Economics professor at Wharton (Penn) studying environment and development. NBER Fellow & Affiliate at JPAL, BREAD, IGC. PhD from Berkeley (ARE). They/them pronouns. From Holland and into biking, cheese, and being tall.
https://www.susannaberkouwer.com
Allan Hsiao @allanhsiao.bsky.social Assistant professor @StanfordEcon | environment, development, IO, trade | allanhsiao.com
Marshall Burke @marshallburke.bsky.social unsolicited commentary on economics and the environment. Stanford prof, +co-founder AtlasAI
Jonathan Colmer @jmcolmer.bsky.social Associate Professor at UVA Econ | Co-Founder & Director of the Environmental Inequality Lab | Environmental Econ, Growth & Dev, Labor, Public | PhD from LSE | 🇬🇧 in 🇺🇸 | www.jonathancolmer.com 
Steve Smith @stevenjsmith.bsky.social Earth-Human Systems Scientist at the Joint Global Change Research Institute (PNNL) and the Center for Global Sustainability (UMD). Canoeist. Singer. Comments are my own. He/him/his.
Patrick Bayer @patrickbayer.bsky.social Professor of Political Economy at the University of Glasgow || intl cooperation; political economy of env regulation; climate politics || chess aficionado; coffee; HIIT and running; academic dad
www.patrickbayer.com
Erin Baker @erinbakerenergy.bsky.social Energy Equity Research. The Energy Transition Institute @UMass energytransitionumass.org
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.
Hank Green @hankgreen.bsky.social Long Time Internet Guy
Hannah Ritchie @hannahritchie.bsky.social Deputy Editor, Our World in Data
Senior Researcher, University of Oxford
Climate, energy, environment, all things data.
Kate Marvel @drkatemarvel.bsky.social Climate scientist, formerly NASA, currently Project Drawdown. Former astrophysicist, current Earth supremacist. Author of HUMAN NATURE, best book of 2025 according to both Scientific American and my dad https://shorturl.at/aJRYb
Lili Pike @lilipike.bsky.social China & climate reporter @bloomberg.com
Christoph Bertram @christoph-bertram.bsky.social Energy systems modeling & policy analysis - Associate Research Professor at Center for Global Sustainability, CGS @ctrglobsust.bsky.social at UMD @univofmaryland.bsky.social
German living and biking in DC, and with odd interest in basketball
Views my own
Center for Global Sustainability @ctrglobsust.bsky.social Research center at the University of Maryland School of Public Policy.
Collaboration & analytics from local to global. Research for climate action, #AmericaIsAllIn, energy innovation, climate finance & resilience, & more.- L Laura Diaz Anadon @lauradiazanadon.bsky.social Chaired Professor of Climate Change Policy Cambridge U. | CEENRG Director | IPCC | EU Sci. Board on CC | Fellow St John's College | CRI & Cambridge Enterprise Board | Affiliate Harvard https://www.landecon.cam.ac.uk/directory/professor-laura-diaz-anadon
Robert Rohde @rarohde.bsky.social Chief Scientist for @berkeleyearth.org.
Physics PhD & data nerd. Usually focused on climate change, fossil fuels, & air quality issues.
Hélène Benveniste @helenebenveniste.bsky.social Climate, Migration & International Policy. Assistant Professor @Stanford Doerr School of Sustainability.
Stephane Hallegatte @hallegatte.bsky.social Chief Economic Advisor - Climate Change Group - the World Bank - toward Resilient Net Zero Development - personal opinions
Jessica Jewell @jdjewell.bsky.social Finding feasible solutions to climate change. Enamoured of science.
Navroz K Dubash @ndubash.bsky.social Professor at Princeton Univ. SPIA & HMEI
Co-Editor in Chief, Climate Policy Journal
Visiting Fellow at Sustainable Futures Collaborative - India
Dad, husband, climate wonk
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
Joeri Rogelj @joerirogelj.bsky.social prof. climate science & policy | Imperial College London | 1.5C/net zero/carbon budget/pathways/justice | IPCC & UNEP lead author | ESABCC member | father
Prof Rachael Garrett @rachgarr.bsky.social Prof of Conservation & Development @Cambridge_uni; feminist & anti-racist. food systems; supply chains; conservation; tropics; sociobioeconomies; GLP SSC co-chair @glp-earth.bsky.social
William Clark (william_clark@hks.harvard.edu) @wclark.bsky.social #Sustainability science and knowledge systems focus as researcher and teacher at Harvard Kennedy School of Government. More at https://www.hks.harvard.edu/centers/mrcbg/programs/sustainability-science-program
Dan Kammen @dankammen.bsky.social Husband & father of two amazing daughters, former Obama and Biden Administration(s) energy, climate and justice team member. Decarbonization and climate justice. Pilot. Astrophotographer. Very concerned US resident. Professor: http://rael.berkeley.edu
Kristian Steensen Nielsen @kristiansn89.bsky.social Assistant Professor @ Copenhagen Business School
Behavior change | climate change mitigation | environmental psychology | biodiversity conservation
Thomas Wild @tombwild.bsky.social Interested in all things water, energy, and climate. Girl Dad, dog lover, and sports fanatic. Personal account.
Jiang Lin @lin-jiang.bsky.social Nat Simons Presidential Chair in China Energy Policy at Lawrence Berkeley National Lab and Research Professor at UC Berkeley. Working on power system and market, non-CO2 GHGs such as methane and N2O.- D Dustin Tingley @dustintingley.bsky.social Scholar, parent, musician.
www.dustintingley.org
Alexander F. Gazmararian @agazmararian.bsky.social Social scientist studying political economy, behavior, and climate change.
New book: https://www.alexgaz.org/climate-fault-lines.html
prof @ University of Michigan
Research: www.alexgaz.org
Jeff Colgan @jeffcolgan.bsky.social Professor of International Relations and Political Science. Interests: international order, energy, climate change, historical IR 
Nick Roy @handle.invalid energy modeler, economist, cat dad | he/him | views my own
focused on subnational carbon markets and climate finance
Sara Constantino @smconstantino.bsky.social Assistant Professor at Stanford’s Doerr School of Sustainability, Visiting Scholar Princeton SPIA. Sustainable dev’t, climate, energy, collective action, crises, behavior, decision making. 🇵🇹🇧🇷🇨🇦
Michael Ostrovsky @mostrovsky.bsky.social Professor of Economics at Stanford GSB
Andlinger Center for Energy and the Environment @andlingercenter.bsky.social We're the Andlinger Center for Energy and the Environment at Princeton University. Follow us for the latest energy and environmental research and news.
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
Pallavi Pant, PhD @pallavipnt.bsky.social Air quality | #scicomm #CleanAir | she/her
Alex Barron @alexrbarron.bsky.social Climate policy wonk. Rogue biogeochemist. Assoc. Prof., Fmr. Congressional staff (AAAS_STPF). Obama EPA & Biden OMB alum.
Seaver Wang @wang-seaver.bsky.social Director, Climate and Energy at the Breakthrough Institute. 王思維. He/him. Oceanographer turned solution seeker. Ecomodernism is the way. PhD in Earth and Ocean Sciences.
Ted Nordhaus @tednordhaus.bsky.social Founder and Executive Director Breakthrough Institute. www.thebreakthrough.org. An original ecomodernist.
Emily Pontecorvo @emilypont.bsky.social Staff writer @heatmap.news | signal: emilypont.89
Lachlan Carey @lrcarey.bsky.social Manager in RMI's Clean Regional Economic Development initiative. Non-resident fellow at United States Studies Center, Sydney University.
Mostly lurking for takes on industrial policy, clean energy, and economics. 
Katharine Mach @katharinemach.bsky.social Environmental Science and Policy Professor at University of Miami Rosenstiel School and Abess Center.
Climate-related risks and response options to address them. Views my own.
climateprep.rsmas.miami.edu/index.html
Bentley Allan @bentleyallan.bsky.social Professor at Johns Hopkins University: climate, energy, industrial policy, geopolitics.
Hats: Net Zero Industrial Policy Lab ⚡️// Carnegie Endowment 🌐 // Transition Accelerator 🇨🇦
Nathan Lane @nathanlane.bsky.social Economist and professor at LSE. “Posting through it."
Todd Tucker @toddntucker.com Director, Industrial Policy & Trade, @RooseveltInstitute.org, @RooseveltForward.org. Political scientist of economic transitions, administrative states, Bidenomics, Trumpnomics. PhD.
Dani Rodrik @drodrik.bsky.social Economist
Timur Ergen @trgn.bsky.social Social Scientist @iaw
https://tergen.org
Kate McNamara @katemcnamara.bsky.social Money, markets, politics & culture; industrial policy; EU stuff. Prof at Georgetown University. Writings @kathleenrmcnamara.wordpress.com
Jason Furman @jasonfurman.bsky.social Professor @Harvard, Director @HarvardBizGov, Senior Fellow @PIIE, teaches Ec10, words @nytopinion, was Chair of President Obama's CEA. Some posts may be educational.
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.
Isabella M. Weber @isabellamweber.bsky.social EconProf, UMass Amherst
Robinson, Keynes, Meiksins Wood, Rothschild & Matthöfer Prizes | Harvard Associate in Research | 2023 TIME100 Next
Skanda Amarnath @skandaamarnath.bsky.social Executive Director of Employ America
Macro / Labor / Finance / Energy / Chart posting
Arnab Datta @arnabdatta.bsky.social Personal Account. Views my own & RT/Likes do not equal endorsements.
Currently at Employ America and IFP
Timo Seidl @timoseidl.bsky.social Assistant Professor of Political Economy
Political Economy—Technological Change—Ideas in History—Computational Text Analysis
https://www.timoseidl.com
#firstgen
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
Will Nober @wnober.bsky.social Economics Ph.D. student @ Columbia
Studying electricity markets
White House CEA 2023-2024