Rob Delaney @robdelaney.bsky.social https://bookshop.org/p/books/a-heart-that-works-rob-delaney/3f4398e419f2db84
Ariel Waldman @arielwaldman.com Antarctic Explorer + Filmmaker.
📺 Creator + host of LIFE UNEARTHED on PBS
🚀 NatGeo Explorer + NASA advisor
🔬 Often filming tardigrades
🔗 https://arielwaldman.com
Georgie Smith @farmergeorgie.bsky.social 4th generation farmer, journalist and agriculture/AgTech comms and PR professional. Lover of cats, dogs, gardening and all things agriculture. Big fan of science! 
Ben Dreyfuss @bendreyfuss.bsky.social You don’t need to follow me just because we were mutuals on Twitter. I won’t be offended. Seems like this account is mostly me getting in dumb arguments which I wouldn’t want to read either.
CalmDownBen.com
@georgeelliot19.bsky.social @georgeelliot19.bsky.social 
Dave Nolan @davenolan305.bsky.social Professor of Atmospheric Science at
University of Miami, Hurricane Expert, and Weather Consultant at rfqweather.com
Christian Roselund @roselund.bsky.social Analyst, writer, and decarbonization wonk. #YIMBY and #energytransition advocate. @climateactionri.org co-lead: #yestowind campaign. Personal account: these opinions are mine, all mine.
Eric Columbus @ericcolumbus.bsky.social Senior Editor @lawfaremedia.org. Previously: Obama appointee at DOJ/DHS. Litigator for Speaker Pelosi and Jan. 6 Committee. Yankee Stadium 🌭 vendor. NYC born and bred. Wannabe historian. Dad joker.
Julia M. Rohrer @dingdingpeng.the100.ci Personality psych & causal inference @UniLeipzig. I like all things science, beer, & puns. Even better when combined! Part of http://the100.ci, http://openscience-leipzig.org
Brian H Mathison @allthingstox.com Father, husband, scientist, & toxicologist; BA Biochem & Molecular Biology (UCSB); PhD Environmental Toxicology (UCI) 🧬Composite Transcription Factor Decoys. Chemical Carcinogenesis, Genetic Toxicology, & Predictive Technologies brianhmathison.substack.com
Gwen Snyder is uncivil @gwensnyder.bsky.social Organizer, writer, mom. Philly partisan. IIWFJU member.
She/they.
Amy Scott @amyscott.bsky.social Senior Correspondent at Marketplace and Host of the climate podcast How We Survive. 
Richard Lamondin @richardforcongress.bsky.social 🇺🇸Candidate for Florida’s 27th Congressional District 🇺🇸💧Co-Founder & CEO of ecofi 💧
Kristen Arnett @kristenarnett.bsky.social “Orlando's Reigning Big Time Celebrity Author” - The Orlando Weekly
huuuuge lesbian. librarian. dad. floridian. beer drinker. NYT Bestselling author.
Mostly Dead Things & WITH TEETH & STOP ME IF YOU’VE HEARD THIS ONE
https://www.kristenarnettwriter.com
Lauren Groff @legroff.bsky.social Writer
Cynthia Barnett @cynthiabarnett.bsky.social Environmental author & journalist. 4 books incl. Rain: A Natural & Cultural History, longlisted for the National Book Award. Newest: The Sound of the Sea: Seashells & the Fate of the Oceans. Teach environmental journalism @ UF. www.cynthiabarnett.net
Dominic Preston @dompreston.com News Editor at @theverge.com | Read my restaurant & recipe newsletter @braise.substack.com | Arsenal/Fiorentina ⚽ | He/him | Contact me on Signal for tips: @dompreston.01
Zoe Samuel @zoesamuel.bsky.social #Climate investor: early stage #cleantech
Board member workonclimate.org
Built #Google's biggest internal climate group
Brit in Bay Area
#Film & #theater producer
Maker of world class roast potatoes
Opinions expressed here are my own. Slava Ukraini
Roberta Millstein 🌎🌱🐩🏊🏼♀🎶🥾 @cepaea.bsky.social Professor Emerit at UC Davis. Researches in the history & philosophy of biology and environmental ethics. https://www.RLM.net/
New open-access book w/ U Chicago Press: _The Land Is Our Community: Aldo Leopold's Environmental Ethic for the New Millennium_
Lela Nargi @lelanargi.bsky.social Environmental journalist covering food + ag systems/food + water insecurity/climate science #SEJ
Kids science author repped by @essiewhite.bsky.social #scbwi
Clumsy on land
https://lelanargi.com/
Signal: LelaNargi.67
@rjgrosso.bsky.social @rjgrosso.bsky.social Public interest environmental lawyer from Florida, nature lover, musician.
Anne S Kim @anne-s-kim.bsky.social Journalist, lawyer, author, POVERTY FOR PROFIT and ABANDONED @thenewpress: https://tinyurl.com/5n6h2db3 // BETRAYED: https://commonsensecoalition.net // www.anneskim.com // All views my own
B! 🐝 Cavello (they/them) @b-cavello.bsky.social activist, aspiring-polymath, problematic feminist working to better this world
@b_cavello@mastodon.publicinterest.town
avatar: Portrait of B against colorful background
banner: Collage of creative commons illustrations
Mark Lynas @marklynas.bsky.social Environmental writer, speaker and activist. Head of Policy at WePlanet. Science advisor with the Climate Vulnerable Forum. New book: 'Six Minutes to Winter: Nuclear War and How to Avoid it' out now. My weekly podcast: Saving the World from Bad Ideas. 
JD Vance @jd-vance-1.bsky.social Christian, husband, dad. Vice President of the United States.
jdvance.com
Suzi Gerber, PhD @chefsuzigerber.bsky.social Food, nutrition & behavior scientist 👩🏽🔬— Chef — Author of 📚 Plant-Based Gourmet 👩🏽🍳— Protein diversification — Team Fiber 🌱🫘— “something of a food polymath” (Feed the People)— Research Prof at Tufts and George Mason. Opinions=mine.
Marcia Brown @marciabrown.bsky.social Journalist covering food and agriculture at POLITICO.
Read my newsletter: https://substack.com/@marciagbrown
Signal: marciagbrown.68
Tzippy Shmilovitz @tzipshmil.bsky.social Jewish girl in a limbo and a work in progmess. I tweet in English and write in Hebrew and the result can be messy. My opinions are all I have and they’re all mine.
Joel Curzon @joelmcurzon.bsky.social Author of book on the Everglades; environmentalist; serpent lover; hard-hearted empiricist; atheist with a religious past. Physics B.S., Harvard J.D.
San Diego & Tucson
Rachel Gantz @racheldgantz.bsky.social Comms extraordinaire at EPRI. Former NPPC and RFA communications directors. Former energy reporter.
Unapologetic political nerd. Opinions are my own.
Erica Gies / SlowWater.world @ericagies.bsky.social Author of "Water Always Wins," National Geographic Explorer awardee, TEDx speaker, independent journalist for Scientific American, Nature, NYT, the Atlantic, bioGraphic, and others. Fan of critters, plants, democracy, kindness.
Skylar Knight @skylarknight.bsky.social Science Communications @projectdrawdown.bsky.social
Freelance Writer & Editor
Words in bioGraphic, Sierra, Outside, & more
Pam Ronald @pcronald.bsky.social UC Davis rice geneticist & co-author of Tomorrow's Table: Organic Farming Genetics & the Future of Food. TED talk. My lab studies genetics for crop resilience & #plant-microbe interactions. Volunteer Ranger USFS. Nature photography
Bob King @bkingdc.bsky.social Deputy managing editor at POLITICO, interested in climate change, energy, transportation, technology and cybersecurity. Pennsylvania native and displaced Floridian. https://www.politico.com- A @alanfarago.bsky.social @alanfarago.bsky.social Writer, environmental activist. Grandfather.
Joseph Britt @zathras5.bsky.social Wisconsin and the world. Opinions my own. Once a Republican.
Pete Dominick @petedominick.bsky.social Host Of Stand Up with Pete Dominick daily Podcast
Stand Up Comic
Former SIRIUSXM , Colbert Report, Daily Show, Last Week Tonight, CNN
StandUpWithPete.com
OG anti fascist
Hang Out with me on Thurs Nights
Brendan McEwen @brendanmcewen.bsky.social Working on decarbonizing buildings & transportation. Huge fan o’ nature, cities, art. Tend to use this platform to read & learn, but will try to tweet on occasion.
@kevinwglass.bsky.social @kevinwglass.bsky.social 🌐 Economic policy, financial security, Houston sports. Not necessarily in that order. 🌐
Jeff Manuel @jeffmanuel.bsky.social Historian of Energy, Tech, & the Environment; Professor at Southern Illinois University Edwardsville; coauthor of ETHANOL: A HEMISPHERIC HISTORY FOR THE FUTURE OF BIOFUELS (2025) & TACONITE DREAMS (2015) Public & Oral History Practitioner
jeffmanuel.com
Zachary Schrag @zacharyschrag.bsky.social Professor of History, George Mason University. Currently researching history of the Dulles Corridor Metrorail Project. Views my own.
zacharyschrag.com.
historyprofessor.org
https://orcid.org/my-orcid?orcid=0000-0003-1420-551X
Vic Brand @recordedvoice.bsky.social Editor, MS NOW Digital
George Allison (GfromZ) @georgeallison.bsky.social #FBPE Born 320ppm -#Zambia #agriculture, #climate, #science #plantmicrobeinteraction and #bicycles 🚜 🏴🇿🇲🚲🇺🇦
Rust Never Sleeps / George Morrison🇨🇦 @rustneversleeps.bsky.social Investment pro here for
• climate science, economics, solutions, policy, investment, impacts
• energy transition
• economics
Big on domain experts/expertise, abundance, potential.
*V* anti- fake experts, poseurs, snark, *esp.* climate-related.
Stefano Wrobleski @stefano.infoamazonia.org Diretor executivo da @infoamazonia.org
James Poniewozik @poniewozik.bsky.social Still being followed by the teenage FBI
Ana Unruh Cohen, PhD @anauc.bsky.social Personal account of a DC climate scientist, policy wonk, politico, mom, cat servant & occasional poet ❤️🧑🧑🧒🐈📚⚽️🦉🌲🏔️🌎
Jill Lawrence @jilldlawrence.bsky.social Opinion writer. Pvs: Editor at USA Today Opinion and National Journal, campaign reporter at USA Today and AP. Author, "The Art of the Political Deal: How Congress Beat the Odds and Broke Through Gridlock." My work: https://jilllawrence.com
Lindsey Botts @lkbotts.bsky.social Conservation enthusiast. Nature lover. digital editor at @Sierra_Magazine. Formal environmental reporter @azcentral. he/him/his - www.lindseybotts.com
@chrisclaytondtn.bsky.social @chrisclaytondtn.bsky.social 
David Jolly @davidjolly.bsky.social Candidate for Florida Governor. Dad, Husband. Former Congressman, fifth-generation Floridian. Let's start Florida's next chapter today.
Mary Anne Hitt @maryannehitt.bsky.social Climate strategist. Formerly Beyond Coal, Sierra Club, Appalachian Voices. Co-host of No Place Like Home podcast. Contributor to anthologies All We Can Save, Not Too Late, Patagonia's Tools for Grassroots Activists. Musician. Mountain mama. Go Vols.
Francis Wilkinson @franciswilkinson.bsky.social Political Columnist, Bloomberg.
Jen Rubin @jenrubin.bsky.social Editor-in-chief of The Contrarian, Premier League and tennis fan, dog and art lover, democracy defender, and pro-Oxford comma. Book and travel recommendations welcomed.
Michael Hawthorne @scribeguy.bsky.social Midwesterner. Pulitzer finalist. Dig into environment/public health for the Chicago Tribune. Confidential tips welcome via SIGNAL: scribeguy.35
EPL/NBA/MLB obsessive. Victoria Concordia Crescit. https://www.chicagotribune.com/author/michael-hawthorne
Federation of American Scientists @scientistsorg.bsky.social Striving for a safer world since 1945
science policy | nuclear weapons | clean energy | STEM education | artificial intelligence | data privacy | much much more
Mitch Friedman @mitchfriedman.bsky.social Retired Executive Director of Conservation Northwest
Cabot Institute for the Environment @cabot-institute.bsky.social Interdisciplinary environmental research community at the University of Bristol. Food security, water, low carbon energy, city futures, environmental change, natural hazards & disaster risk, climate change & health. www.bristol.ac.uk/cabot
Bill Weir @billweircnn.bsky.social Covering the fate of life on Earth for CNN
The Wonder List with Bill Weir is now streaming on HBOMax and LIFE AS WE KNOW IT (CAN BE) is available from your favorite bookseller.
pixelatedboat aka “mr bluesky” @pixelatedboat.bsky.social The 76th most followed account on bluesky. I will NOT be updating this ranking when it’s no longer true
Zach Lowe @zachlowenba.bsky.social https://www.instagram.com/p/DFvIa7IOHJ9/
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
Mighty Earth 🌍 @mightyearth.org Mighty Earth is a global advocacy organization working to protect Nature and to secure a stable climate that allows all life to flourish.
www.mightyearth.org
Simon Maechling, PhD @simonmaechling.bsky.social Science. Innovation. Agriculture.
Innovator at Bayer Crop Science.
hilzoy @hilzoy.bsky.social Ethics R Us.
Cambridge MA
Nietifa Van Suiker @lukewanderer.bsky.social |Friend of Dogs
|Science Adherent
|Environmentalist
~techie
~civil eng
|unrepentant godless liberal
|born at 323 ppm
~fermenter
|#BikeCommuter
~#carlite
~more
Billy Jor-El @davehumbird.bsky.social model citizen | zero discipline
Foggy Hog Farm @foggyhog.bsky.social Your local farm, practicing Regenerative Agriculture in the PNW. Find us at Pike Place Farmers Market.
🇺🇸🇫🇷
Food Tank @foodtank.bsky.social Food Tank is the world's fastest growing global non-profit community working towards positive transformation in how we produce and consume food. foodtank.com
Ruchira Shah @ruchids.bsky.social Love big batteries, views my own
Nicolas Mainville @carbonick.bsky.social Biologiste / Directeur Conservation et Climat / Société pour la Nature et les Parcs/ snapquebec.org / Forest carbon, Nature-based climate solutions, Indigenous conservation / Québécois et passionné / Views are my own
Bill Wallace @billwallace.bsky.social Farmer & conservationist. Patter of dogs, counter of elephants & multifunctional heretic.
Yagera QLD, Wimmera VIC, Limpopo ZA.
Moms Clean Air Force @momscleanairforce.org We are a community of 1.6 million moms and dads united against air pollution—including the crisis of our changing climate—to protect our children’s health!
Www.momscleanairforce.org
Seth Campbell @alpinesciences.bsky.social Associate Professor, School of Earth & Climate Sciences & Climate Change Institute, University of Maine;
Director of Research, Juneau Icefield Research Program. Lover of climbing, mountains, glaciers, physics, & nature
Twilight Greenaway @twyspy.bsky.social Journalist and editor focused on climate, water, agriculture, and the natural world. Currently a senior reporter @civilbeat.bsky.social.
Personal newsletter: https://windowofopportunity.substack.com/
Mary Annaïse Heglar @maryannaise.bsky.social I write about climate change/grief/justice. Author of Troubled Waters (novel) & The World is Ours to Cherish (children’s book). Birmingham bred me, Mississippi fed me. ❤️🌍💚🌎🖤 https://www.maryannaiseheglar.com/
Michael Minter @micminter.eurosky.social Director of CONCITO's Food Division. Here for constructive news and insights on how to thrive on this planet 🌍
📍Malmö/Copenhagen
🔗 https://concito.dk
#foodsystems #climateaction #carbonfootprint
#dkgreen #dkfood
Michael Reinemer @michaelreinemer.bsky.social Editor, Outdoor America, Izaak Walton League quarterly; 4th gen Montanan. Grinnell College, Wilderness Society alum. Member @sciencewriters.org Outdoor Writers Assn of America. Views here=mine
Michael Mullany @mmullany.bsky.social Climate and sustainability technologies: investment & analysis. Previous career as silicon valley venture capitalist & startup exec.
Dr. Gregory Miller @drgregorymiller.bsky.social Nutrition Scientist, PSU Distinguished Alumni, MSU Outstanding Alumni, Author, Love good wine and cheese
ClimateFran @climatefran.bsky.social professor @UCDavis | climate change economist / scientist / general nerd | White House CEA 2022-23
https://franmoore.faculty.ucdavis.edu/
Nick van Schoten @nickyvees.bsky.social Energy Modeller & Research Scientist @CSIRO formerly @ClimateworksCtr. Focus on the energy transition and its impacts to people and nature.
nickvanschoten.github.io
Kierán Suckling @kieransuckling.bsky.social Executive Director, Center for Biological Diversity. Philosopher, biocentrist, feminist, anti-racist. #SavingLifeOnEarth.
We stopped most of Trump's first term agenda and will fight like hell to stop it this term, too.
Steve Berry @steveberry.bsky.social Empirical study of firms and markets, including models used for policy analysis. Yale Econ, Cowles, and faculty director of the Tobin Center.
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/ 
American Society for Environmental History @aseh.bsky.social Advancing understanding of human interactions with the natural world since 1977
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.
Environmental Defense Fund @envdefensefund.bsky.social Using bold solutions to build a cleaner, healthier world. We're finding the ways that work.
SEJ — Society of Environmental Journalists @sejorg.bsky.social SEJ is a membership association of professional journalists dedicated to environmental issues. Our mission is to strengthen the quality, reach and viability of journalism that advances public understanding of environmental issues. linktr.ee/sejorg
NRDC @nrdc.org Natural Resources Defense Council | The Earth's Best Defense
Resources for the Future @rff.org An independent, nonprofit research institution dedicated to advancing a healthy environment 🌎 and thriving economy 📈 through impartial economic research and policy engagement.
https://www.rff.org/
Brad Meltzer @bradmeltzer.com Fight hate. Read books. I believe ordinary people change the world — and in the power of stories. Will this account make you a better person? Obviously.
Ethan Fletcher @ethanfletcher.bsky.social Real estate agent focused on climate resilience: https://climateresilienthomes.com/.
"I worry about climate change now so you won't have to later."
Writing: https://climatechangeandyourhome.substack.com/
Dr. Helen Kopnina @helenkopnina.bsky.social #Sustainability scholar @northumbriauni.bsky.social #EnvironmentalEducation #SustainableBusiness #Biodiversity #Animals #Climate Wary of polarization, viral slogans & echo chambers https://scholar.google.nl/citations?user=pE0rWdgAAAAJ&hl=nl
Jane Mayer @janemayer.bsky.social New Yorker writer, author Dark Money, The Dark Side, Strange Justice, Landslide, wife & mom.
John Kostyack @kostyack.bsky.social Consulting on climate change & the energy transition for NGOs & foundations at Kostyack Strategies. Senior Contributor at Forbes.com & Senior Fellow at ceea.us. All opinions expressed here are solely my own.
Miriam Goldstein @miriamgoldstein.bsky.social Ocean scientist turned federal policy wonk. Executive Director of the National Ocean Protection Coalition. Views my own, especially the salty ones. Maybe off hiatus? We'll see!
Josh Busby @busbyj2.bsky.social Professor at the University of Texas-Austin. Former Senior Climate Advisor DOD. Climate security, climate governance, clean energy, global health, US foreign policy. Author of States and Nature: The Effects of Climate Change on Security (Cambridge, 2022).
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.
Andrea Learned | Name & Fame host Ⓥ 🚲 @andrealearned.bsky.social Life is for LIVING! | #ClimateInfluence #NameAndFame #podcast w/ a #cities #bikes #transportation #food focus |I interview, speak + creatively collaborate | https://linktr.ee/AndreaLearned | 💓 #Seattle + #KEXP music