Jean-Michel Masson @masson-jmm48.bsky.social Former English teacher.
Atlas-network unfriendly.
Climate science friendly.
Near Paris, France.
78 year-old grand-father.
Maga not welcome.
I do not speak Kochlandese.
No post, no following back, probably blocked.
Porn peddlers will be blocked
UCS Climate & Accountability Campaigns @ucsclimate.bsky.social Climate & Accountability Campaigns at the Union of Concerned Scientists @ucs.org. Your place for rigorous, independent, intersectional climate science. #EnvironmentalJustice always.
Debra K Rienstra @debrakrienstra.bsky.social Author REFUGIA FAITH and refugianewsletter.substack, climate, ecotheology, Michigan, nature n stuff, Professor of English at Calvin U, she/her
Mark Ruffalo @markruffalo.bsky.social A husband, father, actor, director, & a climate justice advocate with an eye out for a better, brighter, cleaner, & more hopeful future for all of us.
David A. McKay @davidamckay.bsky.social Climate & Earth system scientist; Geography Lecturer; sci-comm, inc. climatetippingpoints.info. Into Earth, life, & societies as complex & intertwined systems. More often at https://mstdn.social/@davidamckay
davidarmstrongmckay.com | views mine
anlomedad @anlomedad.bsky.social I know nothing of climate change. But its complexity is fascinating.
And how should we, our societies, live within biophysical planetary boundaries?
*322ppm
Richard Delevan @richard.wickedproblems.earth wickedproblems.earth
Shar pei with opposable thumbs. Climate tech in the streets, crime fiction in the sheets. Around since 327 ppm. Writer, podcaster, strategist. GreenSky, EnergySky. MAGA delenda est. Pronouns: y’all/yer man
Partenariat Climat Montréal @pcmtl.bsky.social Le Partenariat Climat Montréal est une initiative indépendante réunissant près de 100 organisations pour mobiliser la communauté montréalaise afin de réduire les émissions de GES de 55 % d'ici 2030 et atteindre la carboneutralité d'ici 2050.
Carbon Conversations @carbonconvo.bsky.social Tweets by Roger Gagne, in the Petro-State of Alberta. Founder of Climate Plan Alberta. My old hobby was advocating for a price on pollution via carbon tax. Because of both climate crisis and the accelerating energy transition, we've got to get off fossils.
David Dickson @david-dickson.bsky.social TV Engagement Coordinator + Weather at Covering Climate Now | Award-winning Meteorologist | #NCState Alum | Drone Photography
Amanda Buckiewicz @amandabux.bsky.social Science journalist at CBC's Quirks & Quarks and urban ecology enthusiast. If you need me I'll be in the garden.
David Shiffman, Ph.D. 🦈 @whysharksmatter.bsky.social I am a marine conservation biologist studying sharks and a science writer. Posts are about science and the environment, science communication, and more! He/him
Helen Czerski @helenczerski.bsky.social Physics, bubbles, oceans, hot chocolate and curiosity. Professor at UCL, writer, broadcaster. Author of Storm in a Teacup and Blue Machine https://linktr.ee/helenczerski Co-host of BBC Radio 4's Rare Earth
Dani cRabaiotti 🦀 @danirabaiotti.bsky.social Dr of Zoology
Data Scientist
Science feed co-creator
NYT bestselling author of #DoesItFart🐢💨
Dr. Samantha Montano @samlmontano.bsky.social Working on disaster justice & the climate crisis. Emergency Management PhD. Author of 📚DISASTEROLOGY 📚 she/her
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
Yellow Dot Studios @yellowdotstudios.bsky.social Non-profit media studio from filmmaker Adam McKay (Don’t Look Up) exposing Big Oil lies and the dangerous new world they've created. Jokes included but not guaranteed.
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.
Jess Fanzo @jessfanzo.bsky.social The James Anderson Professor of Food Policy and Climate at Johns Hopkins University's School of Advanced International Studies (SAIS) in Bologna, Italy. Lover of goats, food + drink. Curator of thefoodarchive.com
Jason Dinh @byjasonpdinh.bsky.social freelance science and environmental journalist, marathoner, basketball junkie, silly goose, ten TKs in a trench coat
Signal: jasonpdinh.30
www.jasonpdinh.com
Dr. Lucky Tran @luckytran.com Scientist, science communicator, public health & climate justice advocate
Biology PhD from Cambridge
WHO Fides member, Grist 50 Fixer, Creative Change alum
New Yorker/Aussie
Opinions my own
https://instagram.com/luckytran
http://linktr.ee/luckytran
Gavin Schmidt @climateofgavin.bsky.social Climate scientist, juggler. Bikes etc. Blogging at https://www.realclimate.org - data visualization, explainers, and debunking.
Eric Holthaus @ericholthaus.com Meteorologist for REBUILD.US based in Minneapolis. Contributing climate journalist for The Guardian. Author of The Future Earth. Optimistic to a fault.
DM to contact me securely on Signal
Danny Cullenward @ghgpolicy.org Forensic climate economist and lawyer • The carbon accounting canary in your climate policy coal mine • https://ghgpolicy.org
Andrea Thompson @andreatweather.bsky.social Senior Desk Editor for Life Sciences at Scientific American, covering earth and the environment. (she/her) Posts are entirely my own and not reflective of my employer. Email: andrea.thompson@sciam.com Signal: @AndreaT.95
Eric Roston @eroston.bsky.social Butterflies and zebras and moonbeams and fairy tales. Literally wrote the book on carbon. Born 326.17. He/him. "Bleakly amusing." —A. Martine.
"The dad jokes will continue until morale improves." —Charlie Jane Anders.
Signal: eroston.87
Bloomberg Green
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
Dara O’Rourke @daraorourke.bsky.social Teach at UC Berkeley. Research climate innovations, climate justice, corporate decarbonization, rapid transitions. But mainly here for the snark and indignation. 
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
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/
J. Mijin Cha @jmijin.bsky.social Assist prof, env studies; Fellow, Climate Jobs Institute and @cplusc.bsky.social; Board, Greenpeace Fund; just transition; labor/climate. 🍉 #COYS 🇰🇷🇺🇸
📚: https://mitpress.mit.edu/9780262550796/a-just-transition-for-all/
https://mijincha.com
Rebecca Leber @rebleber.bsky.social investigating the fossil fuel industry. editing @pointsourcenews.org. board member of Society of Environmental Journalists.
rleber@pointsourcenews.org
Robinson Meyer @robinsonmeyer.bsky.social I’m the founding executive editor of Heatmap News, a contributing Opinion writer for The New York Times, and the cohost of the Shift Key podcast.
📍NYC
Emily Atkin @emorwee.bsky.social I run HEATED, a weekly newsletter and podcast devoted to climate accountability reporting and opinion. Philly-based. She/her.
Signal: @emorwee.06
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
Amy Westervelt @amywestervelt.bsky.social Investigative climate reporter. Ida Tarbell stan. Run Drilled.media, contrib lots of places. Author "Brought To You By" @bloomsburybooksus.bsky.social. Pod: https://push.fm/fl/drilled. YT:@DrilledMedia. Signal: adubs.78.
Laura Helmuth @laurahelmuth.bsky.social Freelance writer, editor, columnist & consultant. Formerly at Scientific American, Washington Post, National Geographic, Slate, Smithsonian & Science. Past president of National Association of Science Writers. Birder.
Brad Johnson @climatebrad.hillheat.com Climate hawk. DC-based journalist. Registered Parliamentarian. FSP. Subscribe to my newsletter: https://Hillheat.news/subscribe
Erin Biba @erinbiba.bsky.social She/Her
Freelance Science Journalist. Fact Checker.
NatGeo, BBC, SciAm, NBC News, PopSci, WIRED, and others.
Hire me to fact check your book.
I post about Jewish stuff, disability, Star Trek, and The Buffalo Bills.
Jersey girl.
Anne Hilborn @annewhilborn.bsky.social Working to conserve California's wildlife. Intense fondness for cheetahs, gore, poop, and dead things. Pics are mine unless stated. She/her
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
Liz Neeley @lizneeley.bsky.social Founder of Liminal (LiminalCreations.com) & co-founder of Unbreaking (Unbreaking.org) Focused on turning knowledge into action. #science #communication #sensemaking #scicomm She/her. Married to Ed Yong.
Mika McKinnon @mikamckinnon.bsky.social Field geophysicist, disaster researcher, scifi science consultant, science writer, public speaker, irrepressibly curious. Occasional rock-licker, frequent devourer of board books. 🇨🇦🇺🇸
Andrew D Thaler @drandrewthaler.bsky.social Deep-sea ecologist investigating how humans shape and reshape the sea floor. Conservation technologist developing open-source tools to understand our changing oceans. Ocean educator creating novel programs to help students interact with marine ecosystems.
Karen James @kejames.bsky.social Environmental geneticist & outdoorswoman into eDNA, botany, evolution, space, sci-comm, skiing, Outlander & kindness • auntie • cat mom • she/her
“I would teach my feet to fly”
Banner art by @truelovebirch@bsky.social
📍Unceded Wabanaki land (aka Maine)
Sarah McAnulty, Ph.D. @sarahmackattack.bsky.social Squid biologist
Science communicator
Artist
Philadelphian
I run @SkypeAScientist.bsky.social
Creator of the SquidMobile
https://linktr.ee/Sarahmackattack
Dr. Heather Hinam 🍁 🇨🇦 @secondnaturemb.bsky.social Naturalist, writer, artist, and educator with a Ph.D. in Ecology. I make interpretive signs, illustrations, murals, and books. Sometimes, I chase polar bears and belugas. #scicomm #sciart http://www.discoversecondnature.ca
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
Kelly Hereid @kellyhereid.bsky.social Climate scientist, geologist, and catastrophe modeler, Liberty Mutual. Posts on all things hurricane, wildfire, flood, earthquake, tornado. Sassy takes are mine not employer's.
📍Oakland, CA
Website: hereidk.strikingly.com
Jo Wolfe, PhD @jopabinia.bsky.social Why things evolve into crabs. Evolutionary biologist (species alive today AND fossils, and how to study them together). Canadian at UCSB and Harvard (she/her)
My science: https://scholar.google.com/citations?user=CKqoVjEAAAAJ&hl=en
Robert McNees @mcnees.bsky.social Physicist and Professor at a university in Chicago. I study black holes, quantum gravity, and cosmology. Rocky Top, Tar Heel. Reposts are spooky action at a distance.
My views, not my employer's.
https://jacobi.luc.edu
https://mcnees.github.io
Carylanne Joubert Maier @carylanneejmaier.bsky.social Bio B.Sc/GIS cert, writer, and current professor of English (MA). My children's books feature wolves, grizzly bears, panda bears, and research with greening in oranges. Lover of sharks, scuba diver, and future marine biologist. Avatar by Ethan Kocak
Derek Fox @partialobserver.bsky.social Penn State Astronomer (he/him), personal account. “We went and made everything a computer without ever bothering to fix computers.” 
Ryan Stauffer @ryanswx.bsky.social NASA/GSFC scientist running a global ozone network who was also wrongfully stripped of my 2025 JD Power Virtual Storm Chaser Championship
Jeremy Wallace @jeremywallace.bsky.social China, climate, stats, and cities. Johns Hopkins SAIS, Good Authority. No Kings.
Ele Willoughby @minouette.bsky.social Artist/marine geophysicist (PhD Physics)
Printmaker
Find/contact me at:
minouette.Etsy.com
minouette.blogspot.ca
Instagram.com/the.minouette
https://cara.app/minouette
I post art, science, #sciart and stuff with typos. She/her, Settler in Tkaronto 🇨🇦
Dr. Gaurab Basu @gaurabbasu.bsky.social Physician, Division of Global Health Equity, Brigham and Women's Hospital
Assistant Professor, Harvard Medical School and Harvard T.H. Chan School of Public Health
Advocating for climate solutions for a just, healthy future for everyone.
Andrew Dessler @andrewdessler.com Prof of Atmospheric Sciences & climate scientist @ Texas A&M; AGU and AAAS Fellow; Native Texan; find out what I think at https://www.theclimatebrink.com/
Dr. Julian Lozos @seismogenic.bsky.social Earthquake physicist in Los Angeles; uses computer models to study how faults behave and interact
University of California graduate; Cal State faculty
maker of things | fiddle, viola, Javanese gamelan | D&D | cats | ég er að læra íslensku
he/him | aroace
Dr. Michelle A. Rodrigues 🐒 @marspidermonkey.bsky.social Primatologist. Biological anthropologist. Recovering academic. Writing non-fiction about evolution, culture, monkeys, trees, apes, and whales. Obsessed with my rescue dog.
Daniel Swain @weatherwest.bsky.social Weather and climate scientist focused on extreme events like floods, droughts, & wildfires on a warming planet. www.weatherwest.com
Diana Plasker @funkminister.bsky.social science-adjacent weirdo
Sarah Whorley, Ph.D. 🦬⚔️ @dralgaegirl.bsky.social Professor of Biology/Ecology and #TriBeta advisor doing #SLACScience. I focus on understanding how human activities affect freshwater algal biochemistry. Gardener, hiker, baker, dog/cat mom. RP ≠ endorsement.
Kara N. Slade @karanslade.bsky.social priest, theologian, teacher, police chaplain, monastic, dog person, New Jersey convert, ham radio operator KE2APB
not in the Epstein files
John P. Friel, Ph.D. @friel.bsky.social Director of the Alabama Museum of Natural History • He/Him • 🐟Zoologist 🦈 • https://linktr.ee/john.friel
Angelo Villagomez @taotaotasi.bsky.social linktr.ee/taotaotasi
Chamorro dude in DC
Savage and Restless
More Fish, Less Pollution
Decolonize the Ocean
Mediocre Ukulele Player
Hank Green @hankgreen.bsky.social Long Time Internet Guy
Katherine Stewart @katherinestewart.bsky.social Money, Lies, and God & other books
Katherinestewart.me, https://substack.com/@katherinestewartbooks
Media & speaking requests contact goodnewskatherine@gmail.com
Robert Mahon @bedform.org Sedimentologist, cyclist, runner, potter. Born at 348 ppm CO2. PhD UWyo, MS Idaho State, BS UMontana. PG (LA). he/him. Pro Choice. Pro DEIA. Pro Democracy. Anti-fascist. Views mine 🏳️🌈
Taryn O’Neill @tarynoneill.bsky.social Filmmaker. Futurist. Impact Creative
Co-founder of Scirens.com
Using storytelling to shape #betterfutures 🌀
https://linktr.ee/tarynoneill
Substack: The New Protagonists
🎬✨🌍
Astro Cady @astrocady.bsky.social Astronaut, 24 years at NASA -- Check out my book "Sharing Space: An Astronaut's Guide to Mission, Wonder and Making Change". I'm passionate about the importance of science and exploration in our
lives and standing up for the resources they require.
Dr. Kassandra Ford @kassthefish.bsky.social Assistant Professor @UMNFWCB & Fish Curator @BellMuseum • The Convergence Lab • Electric fishes • MN fishes • Black Birder • Cat Herder • Wisconsinite • BLM • she/her • 🏳️🌈 ♠️ • www.kassandraford.com • Thoughts are my own
Sarah Hird, PhD @sarahhird.bsky.social Associate Professor at University of Connecticut studying evolution & bird microbiomes. More importantly: I’m an aspiring anti-racist, raging feminist & trying to ACT NOW on the climate crisis. Please read The Climate Book by Greta Thunberg et al.
Gretchen Goldman, PhD @gretchentg.bsky.social President @ucs.org. Previously: USDOT, White House OSTP, @500womensci.bsky.social. Environmental engineer. Mom. Cyclist. Public Transit Enthusiast. Views my own. She/her.
Bryan Wood @bryanwx.bsky.social Meteorologist/Senior Catastrophe Analyst. Collaborator at heart. Unrepentant nerd. Goal: Never stop learning. Views are mine. Audentes Fortuna Iuvat. Ohio. Weather. Roller Coasters. Hail. Hurricanes. Wildfire. Tornadoes. Indycar. Climate Change is real.
Jim Whittington🔥 @jimwhittington.bsky.social Retired BLM/NPS/USFS - Courtesy faculty with Oregon State's College of Earth, Ocean, and Atmospheric Sciences. Interested in wildland fire, incident management, climate change, history, public health, & crisis comms. Texas expat. Birthday: 318.51
James Temple @jtemple.bsky.social Climate and energy editor, Reno bureau chief, MIT Technology Review. Ski bum. Dog dad.
Please send tips (not PR pitches) through Signal: jtemple.99
David Fenton @dfenton.bsky.social Host of Agitation Nation, a podcast from the Fenton Forecast newsletter. Author of The Activist’s Media Handbook: Lessons from 50 Years as a Progressive Agitator fentonforecast.com
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
Dr Dan Shugar 🇨🇦 @watershedlab.bsky.social I make ice cream and do science and suck at fly fishing. YYC
glaciers - geohazards - climate - geomorphology - geomatics - gelato
He/him
Fellow, @rcgssgrc.bsky.social
Jason Miklian @jasonmiklian.com Research Professor, University of Oslo.
Business & Peace | ESG | Climate & Conflict
Book: The Vortex amzn.to/40lzIeW
Book: CRISIS - a Case Primer https://a.co/d/0PeXI7P
Leilani Münter @leilanimunter.bsky.social Small herbivore from America living in New Zealand. Spending my brief time on Earth trying to save the wild things. I used to drive race cars.
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 🐈⬛ •🇸🇪
Aerin Jacob, PhD @aerinj.bsky.social (she/her) Ecologist and conservationist. I like big trees, canoes, & looking under rocks.
Cyrus C. Taylor @cyrusctaylor.bsky.social Physicist & ultra runner. past Dean, CWRU College of Arts & Sciences 2006-2018; now working on climate science. Born at 316 ppm. Solvitur ambulando
perbjorklund @gdp.bsky.social AKA GdP (Green Door Productions).
‘Skeets’ mainly about Climate Change, VR, NeRFs, AI, and space n stuff.
Twitter: @perbjoerklund
Instagram: @gdp.ai
Flint Dibble @flintdibble.bsky.social ⛏️ Archaeologist. Ancient Greek animals, food, & environment
Fighting Atlantis pseudoscience 🌊🏛
2024 Ockham Award for skeptical activism
Tavros is our rescue 🐈 from Knossos
It's my real name | he/him
www.youtube.com/@flintdibble
Dr. Wendy Bohon @drwendyrocks.bsky.social Earthquake geologist 🧪⚒️ | Scicomm specialist 🎙️| Formerly USGS, IRIS, NASA | she/her | Views are mine | website: https://wendybohon.com/
“A delightful blend of scientific rigor and domestic chaos.”
Faith Kearns, Ph.D. @fkearns.bsky.social Scientist and science communicator writing about mostly humans, water, wildfire, climate, and disasters | views=mine
Aaron Huertas @aaronhuertas.bsky.social Carpenter and woodworker. Democracy and unions liker. Building and fixing things: capehenlopencarpentry.com. Writing and editing: aaronhuertas.com.
Chris Vagasky @coweatherman.bsky.social American Meteorologist
Blixtexperten
Weather Measurements Guy
Award-Winning Communicator
AMS Certified Digital Meteorologist #18
Peter Jacobs @pjacobs.bsky.social climate science (paleo, modern, future); public understanding of science (consensus, conspiracy theories, pseudoscience)
ORCID: https://orcid.org/0000-0002-6951-7126
Mastodon: fediscience.org/@peterjacobs
Bird Site: https://twitter.com/past_is_future
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
Vikram Baliga, PhD @theplantprof.bsky.social Husband & Father
Horticulture PhD & Prof
Author of Plants to the Rescue!
Endorsed by Several Moms
Funnier than Anticipated
Host of the Planthropology podcast
Linktr.ee/theplantprof
Rachel O'Brien @reobrien.bsky.social Environmental Engineer, Atmospheric Chemist, Assistant Professor at the University of Michigan. they/she. Opinions are my own.🌈
Carly Anne York, PhD @biologycarly.bsky.social Biology Professor🦑 Science Communicator🧬
Author of The Salmon Cannon and the Levitating Frog
https://carlyanneyork.wixsite.com/website
Physgal ⚛️ @physgal.bsky.social University physics lecturer and Associate Dean, Learning. Physics demystifier. Supporter of girls and women in physics. CAP Teaching Medal 2018, 3MNTF 2023. She/her Ph.D.
Laura Hollister @xenolith.bsky.social Mother, Wife, Geoscientist, Feminist, & Educator. NAGT-TED Past President, 2009 OEST Recipient. BS /MS Env. Geoscience 
Mike MacFerrin @icesheetmike.myatproto.social Dr in glaciology and expert mapper of coastal topography at a Cooperative Research Institute. An organizer for disability rights in science, which mostly involves yelling at agencies. Science is the easier part of my work. #T1D