Marc Doll @islandfarmer.bsky.social Former teacher, former realtor, former politico current regenerative farmer, community organizer and raging against the dying of the light.
Outertimeinnerspace @outertime.bsky.social Deejay | Record Enthusiast | Jazz Jones | Former Radio Host/Producer | Beginner Bassist | Toronto, Canada
Merlin🦉⭐🌈 @merlinhargreaves.bsky.social Sewist, parent, crafter, cook, true crime enthusiast, sometimes I pretend to be an adult.
@ariane-clark.bsky.social @ariane-clark.bsky.social 
Kyne Santos @onlinekyne.bsky.social Math and science communicator, drag queen, author of “Math In Drag” 💖
My videos: instagram.com/onlinekyne
Andrea Chiu @andreachiu.bsky.social Watch this space if you like 🐕 🏳️🌈 📚 ⚾ 🍸🍜
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
Rebecca Leber @rebleber.bsky.social investigating the fossil fuel industry. editing @pointsourcenews.org. board member of Society of Environmental Journalists.
rleber@pointsourcenews.org
subscribe --> https://pointsourcenews.org/introducing-point-source/
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
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.
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
Megan Darby @climatemegan.bsky.social Heat pump appreciation account.
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.
Taryn O’Neill @tarynoneill.bsky.social Filmmaker. Futurist. Impact Creative
Co-founder of Scirens.com
Using storytelling to shape #betterfutures 🌀
https://linktr.ee/tarynoneill
Newsletter: #FutureFilmFridays
Substack: The New Protagonists
🎬✨🌍
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
Elizabeth Kolbert @elizkolbert.bsky.social I am a New Yorker staff writer and author of "H is for Hope," "Under a White Sky," and "The Sixth Extinction," and “Life on a Little-Known Planet." Learn more at elizabethkolbert.com.
Alexandra Witze @alexwitze.bsky.social Science journalist and correspondent for Nature (she/her). Opinions = my own. Reach me at alexwitze.01 (Signal), witzescience (@gmail.com), or awitze (@protonmail.com).
Dave Vetter @davidrvetter.bsky.social Climate and sustainability writing and communications; duck monitor.
Dave Levitan @davelevitan.bsky.social Science journalist, bylines all over the place.
Book: NOT A SCIENTIST: How politicians mistake, misrepresent, and utterly mangle science (WW Norton).
www.davelevitan.com
Sign up: www.gravityisgone.com
Kendra "Gloom is My Beat" Pierre-Louis @kendrawrites.com Climate journalist based in NYC. Only speaking for myself. If the NYT has no haters I'm dead.
Tips? Reach me on Signal kendrawrites.04
John Schwartz @jswatz.bsky.social UT Austin journalism professor; former NYT, WP. he/him. Galveston BOI. Born at 314.8 ppm CO2.
Andrew Freedman @afreedma.bsky.social Senior Reporter, Weather & Climate @cnn. Priors: Axios, WaPo | Alum: The Fletcher School, Columbia Climate & Society | Tips: andrew.freedman@cnn.com | afreedman@protonmail.com | Signal: @afreedmanclimate.03
Dan Fagin @danfagin.bsky.social Professing science journalism, directing NYU's SHERP. 62-time loser, 1-time winner of the Pulitzer Prize in General Nonfiction. Probably off chasing 🦋 somewhere.
Capital Climate @capitalclimate.bsky.social The same @capital_climate you've known and loved since 2010 at The Other Place.
Nicole Kelner @nicolekelner.bsky.social Just trying to be the Leslie Knope of climate. Making climate art 🎨 Author of Electrify Everything: The Clean Energy Coloring Book | nicolekelner.com | http://artsandclimatechange.com | nicolegkelner@gmail.com
Wolfgang Blau @wblau.bsky.social Global Managing Partner Sustainable Business Practice, Brunswick Group / Advisor UNFCCC / Prior: Global COO Condé Nast / Guardian / Die Zeit
https://www.linkedin.com/in/wolfgang-blau-68726244
Leo Hickman @leohickman.carbonbrief.org Editor and director, Carbon Brief
https://bsky.app/profile/carbonbrief.org
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
Bob Berwyn @bberwyn.bsky.social Europe-based climate science and policy reporter with Inside Climate News
https://insideclimatenews.org/profile/bob-berwyn/
Dr. Jeff Masters @drjeffmasters.bsky.social Extreme weather and climate change expert writing for Yale Climate Connections. Co-founder, Weather Underground; former hurricane hunter.
Bob Henson @bhensonweather.bsky.social Meteorologist and journalist. I cover wacky weather, changing climate, and how we live, love, work, get around, and dream. 
George Monbiot @georgemonbiot.bsky.social Ungainly on land
Brian Kahn @blkahn.bsky.social Your friendly local Wired science editor
Climate One @climateone.org Your home for empowering climate conversations connecting all aspects of the climate crisis. Join us: https://bit.ly/4h8CXyy
Virginia Gewin @virginiagewin.bsky.social PDX-based science journalist writing about climate change, food security, land use, biodiversity loss, and diversity in STEM she/her
Signal: ginnyg.04
Stories here: www.virginiagewin.com
Zack Colman @zcolman.bsky.social POLITICO climate & energy reporter
SIGNAL: zcolman.75
Leo Barasi @leobarasi.bsky.social Mostly climate change & public opinion.
Book: The Climate Majority http://amzn.to/3h73dfm
Zahra Hirji @zhirji.bsky.social Bloomberg News climate reporter. Past BuzzFeed News, InsideClimate News. Mom. She/her. Views are my own.
Email: zhirji@bloomberg.net
Signal: zhirji.51
Chase Cain @chasecain.bsky.social 🌦️ Meteorologist
🌎 former NBC Climate Reporter
📍 San Francisco
https://youtube.com/@chasecain
Jonathan Watts @jonathan-watts.bsky.social Author of The Many Lives of James Lovelock, founder of Sumaúma.com and the Rainforest Journalism Fund. Guardian environment writer. - F Fiona Harvey @fionaharvey.bsky.social Environment editor at the Guardian newspaper, full-time environment writer since 2004
Christian Elliott @christianelliott.me Science journalist & audio producer / Making podcasts at NASA / Other words in Nat Geo, The Atlantic, the NYT, Science, bioGraphic, Undark, etc. / Iowan 🌽
Views expressed here are my own.
Portfolio: christianelliott.me
James Bruggers @jbruggers.bsky.social The Earth has a fever, and I covered it for Inside Climate News. Michigan native. Montana and California expat. Former Society of Environmental Journalists president and former Knight Wallace Fellow at the University of Michigan.
Dan Gearino @dangearino.bsky.social I cover the energy transition for Inside Climate News. Based in Ohio. Born in Iowa. Go MN Twins! https://insideclimatenews.org/profile/dan-gearino/
Adam Vaughan @adamvaughan.bsky.social Environment Editor at The Times. Clean it Up water campaign. When not working, usually running. Previously New Scientist and Guardian.
adam.vaughan@thetimes.co.uk
Insta: https://www.instagram.com/adamvaughanjournalist
Signal: adamvaughan.53
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
Rebecca Solnit @rebeccasolnit.bsky.social Writer of books. Guardian columnist. Newsletter at MeditationsInAnEmergency.com. Board member, Third Act and Oil Change International.
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/
yessenia funes @yessfun.com I'm a queer latina climate journalist covering environmental issues through the perspective of the oppressed. find my reporting in vox, curbed, yale climate connections, & more.
subscribe to my newsletter POSSIBILITIES
💌 hi at yessfun dot com 💌
Marianne Lavelle @mlavelle.bsky.social Cover politics, Inside Climate News. If your work on climate change has been affected by the Trump administration, please get in touch with me securely via my Signal username, mlavelle.75 We want to tell your stories, even if you can't speak out publicly.
Karin Kirk @karinkirk.bsky.social Geologist, skier, science journalist for Yale Climate Connections. Former Earth and climate science writer for NASA, but our federal govt decided these topics are threatening to them. More determined than ever to keep pushing for climate solutions.
Simon Donner @simondonner.bsky.social Climate scientist, prof at UBC, writer, speaker, aquatic mammal, dragger of sand into the house.
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.
Dr. Julia K. Baum @baumlab.bsky.social Ocean climate change impacts & solutions (juliakbaum.org, bluecarboncanada.ca) | UVic Special Advisor Climate | Director https://climatesolutionsleaders.org | Pres. https://csee-scee.ca | scientist | mom | feminist | obsessed w 1.5C | stubborn optimist
Robert Way @labradorice.bsky.social Labrador Kallunângajuk from Vâli. Dad. Hunter. Geography prof. Canada Research Chair in Northern Environmental Change.
@queensu. Views are my own.
Leah Stokes @leahstokes.bsky.social Professor of climate + energy policy at UCSB. Alumni of MIT, Columbia and UToronto. Hosts "A Matter of Degrees" podcast. Cuts carbon pollution! Proudly 🇨🇦 Gardener 🌱 leahstokes.com; Newsletter: electricnotes.news
Matto Mildenberger @mattomildenberger.bsky.social Associate Prof Political Science UCSB. Studies climate and energy politics. Director, UCSB 2035 Initiative.
Benjamin DeAngelo @bendeangelo.bsky.social Principal and Founder, Operation Future, LLC. Adjunct Professor, Howard University. Former Director, EPA Office of Climate Adaptation & Sustainability. Dad, drummer, cyclist.
Jim Abraham @yhzweatherguy.bsky.social Meteorologist. Started Canada’s hurricane research and forecast program. Past-President CMOS: https://www.cmos.ca/site/about/cmos?nav=sidebar
Born 314ppm CO2; we're now 425ppm!
Patrick Lilley @patricklilley.bsky.social Biologist on Coast Salish territory/Canada’s Pacific coast #water #watersheds #salmon #forests #nature #conservation #biodiversity #climate #planetaryhealth 💧🌲🌍🚲 🇨🇦🇺🇦
Dr. Paulette Steeves @indigarc.bsky.social Canadian, Cree-Metis, Archaeologist, Canada Research Chair Tier II. Pyroepistemology, Author of the Indigenous Paleolithic of the Western Hemisphere. Gardening, food security, Terra Preta soils. Democracy 
Mitchell Dickau, PhD @mitchelldickau.bsky.social Climate modelling. Temperature overshoot. Remaining carbon budgets. Temporary carbon storage. Effect of climate change on outdoor skating in Canada.
Post-doctoral fellow, Concordia University
https://mitchell-dickau.github.io/
Marney Isaac @marneyisaac.bsky.social University of Toronto professor | Canada Research Chair in Agroecosystems | agroecology, crop diversity, soil fertility, agroforestry, sustainable food systems, urban agriculture
Meghan A. Sharp @meghanasharp.bsky.social (she/her) Made in Canada 🇨🇦
Glaciologist | Geophysicist
Usually skiing, biking, or PhDing @OSUCEOAS
Lorna Harris, PhD @lornaharris.bsky.social Ecosystem Scientist | Artist | Forests, Wetlands, Peatlands, & Climate Change | Carbon, Moss, Lichens, Permafrost, Fire, Tea | Science-Policy | she/her
Independent Researcher and Consultant at www.peatlandfutures.com
Dr. Merritt Rae Turetsky @queenofpeat.bsky.social Pre-order Bogland at https://wwnorton.com/books/bogland
Author, scientist, mom. Bog adventurer. Permafrost detective. Learn more at merrittraeturetsky.com
Maria Strack @wetland-ghg.bsky.social Canada Research Chair studying peatland-climate interactions. Fascinated by methane bubbles. Working to restore wetlands. Cyclist. she/her
Alex Lupu @alupu.bsky.social Physical Scientist at Environment and Climate Change Canada. Atmospheric chemistry modelling.
James Snider @jamessnider.bsky.social Carbon, climate and biodiversity. Conservation, science, policy & politics. Canadian 🇨🇦. VP - Science, Knowledge & Innovation at WWF-Canada.
Dr. Ilona Naujokaitis-Lewis @inlewis.bsky.social Research Scientist, Environment & Climate Change Canada; Adjunct Prof Carleton Uni
| Climate change ecology, impacts and adaptation, biodiversity conservation, threatened species, native bees 🐝, micro to macro scale | my own opinions | she/her | 💚 🚲 🏔️ 🐈
Sally Aitken 🇨🇦 @sallyaitken.bsky.social Tree enthusiast, forest geneticist, climate scientist, runner. Professor, University of British Columbia.
Jessica Pilarczyk @sfucoastalhaz.bsky.social Extreme events (earthquakes, tsunamis, storms) and gradual environmental change (sea level). Associate Professor and Canada Research Chair at SFU. Ruby dog's human
Mike Waddington 🇨🇦 @peatofmind.bsky.social Canada Research Chair in Ecohydrology | School of Earth, Environment & Society | McMaster University | peatlands | ecohydrology | wildfire | drought | restoration | Nobel Peat Prize | https://www.mcmasterecohydrology.ca/ |
Hobbies:🧭 🏃♂️🛶🗺️🚴🏼
Views are my own
Denis Gilbert 🌎 @denis-gilbert.ca Physicist; ocean & climate scientist
Dog servant 🐕
📍Rimouski, Québec, Canada 🇨🇦
Website: https://denis-gilbert.ca
Google Scholar: https://scholar.google.ca/citations?user=6J1GChAAAAAJ&hl=en
Sherilee Harper @sherilee.bsky.social Canada Research Chair in Climate Change & Health | Professor, University of Alberta | Lead Author IPCC #SROCC & WGII #AR6 | IPCC WGI Vice Chair
Dr. Christina E. Hoicka 🌈 @christinahoicka.bsky.social they/she/riot grrrl 🏳️🌈 professor + researcher of energy justice, renewable energy transitions, 🟢 hydrogen, diversifying energy sector workforce, ethics=relationship & reciprocity, views = my own. https://www.socialexergy.com/
Julie MacArthur 🍁 @jlmacarthur.bsky.social Energy transitions #momademic & Canada Research Chair in Reimagining #Capitalism @royalroadsu.bsky.social
#Climatejustice, #energydemocracy, #solidarity #economies.
#Cargobike fan. Born at 337 PPM.
Author: www.ubcpress.ca/empowering-electricity 
Frédéric Cyr @fcyr.bsky.social Research Scientist at @marineinstitute.bsky.social | NW Atlantic Ocean climate & Fisheries Environment: https://cyrf0006.github.io.
Academic Editor at @plosclimate.org.
Co-Chair of @icesmarine.bsky.social WG on Oceanic Hydrography (WGOH).
Like cycling.
no brain, only alison @alisonborealis.bsky.social posts too much
ecol/biologist in climate change
settler. knitter 🧶. antiracist. chronically ill.
#yeg Edmonton Alberta Treaty 6 Canada
born @ 340ppm CO2
#BiInSci
Wildfire resources: https://bsky.app/profile/alisonborealis.bsky.social/post/3lqep5ttvnt25
Juan Moreno-Cruz @jmorenocruz.bsky.social Canada Research Chair in Energy Transitions
University of Waterloo.
https://morenocruz.org
Elena Bennett @elenabennett.bsky.social Researcher, professor, mom, outdoor enthusiast, global citizen
William Halliday, PhD @wdhalliday.bsky.social Conservation Scientist at WCS Canada, Adjunct at U Victoria.
Arctic marine biologist, bioacoustics, underwater noise, ocean conservation, Yukon living
Hisham Zerriffi @hishamzerriffi.bsky.social Energy Resources, Development and Environment Lab (ERDELab) PI. Energy, equity, justice, climate change, bioenergy. But also TTRPGs and photography (https://pixelfed.social/i/web/profile/499807930552574625). he/him.
Curtis Suttle @virosphere.bsky.social Purveyor of the Virosphere.
Professor Earth, Ocean & Atmospheric Sciences, Microbiology & Immunology, Botany, and the Inst for the Oceans & Fisheries - UBC
https://www.eoas.ubc.ca/people/curtissuttle 
Scott Robeson @indianaclimate.bsky.social Climatologist, statistician, and geographer | #FirstGen | UDel and UBC grad | Grower of food and lover of plants and birds | Partner of https://bsky.app/profile/teresarobeson.com
Martin Z. Olszynski @molszyns.bsky.social Associate Professor & Chair in Energy, Resources & Sustainability @ U of Calgary Faculty of Law. Co-editor @ablawg.bsky.social. Thinking about land-use planning, trade-offs, and muddling through.
Calgary, AB/Treaty 7 🇨🇦
Dr. Jennifer Grenz @jennifergrenz.bsky.social Land healer, invasive species battler, food systems revitalizer & proud Interior Salish 👩🏻🌾 applying an Indigenous worldview to Ecology @UBCForestry 🌲🫐🍓Author of, “Medicine Wheel for the Planet” www.jennifergrenz.com www.indigenousecology.com
Rafael Candido Ribeiro @rafaelcr.bsky.social Postdoctoral Fellow @UBCforestry - Booker/Aitken lab. Studying climate adaptation in trees. I love diversity (especially all levels of biodiversity)
B. Parazin @glacialcycles.bsky.social PhD student in Earth Science at McGill University studying interactions between ice sheets and the Earth System. Passionate about climate action and conservation. Puts the tran in FORTRAN (they/them)
Nagissa Mahmoudi @nagissa.bsky.social Associate Professor at McGill University 🇨🇦
Interested in what microbes eat in the ocean and why. #microbes #carbon #biogeochemistry.
www.geomicromcgill.com
Morgan E O’Neill @morganeoneill.bsky.social Assistant Professor in Physics, University of Toronto. Climate scientist. Settler. Thoughts my own.
Stop the genocide! Free Palestine!
Trevor Porter @utmpaleolab.bsky.social Paleoclimatologist & Associate Professor at University of Toronto Mississauga. https://utmpaleolab.wordpress.com/
Max Dugan-Knight @maxduganknight.bsky.social 📈 Data and climate guy
💼 Solutions Architect at Databricks
🇨🇦 based in Toronto
✍️ maxdk.substack.com
also Arsenal ⚽️ and hip hop 🎧
Carissa Brown @carissabrown.bsky.social Forest-dwelling, music-loving, coffee-drinking ecologist. Fire, forests, range edges, plants, & more. Prof in Geography at Memorial University #NorthernEDGELab. she/her
Stephen Murphy (smurph) @smurph.bsky.social Professor at U Waterloo - Sch Environment, Resources & Sustainability. Ecologist, EIC Restoration Ecology, Botanist, Protected Areas, Grasslands. https://uwaterloo.ca/environment-resources-and-sustainability/blog/you-break-it-we-fix-it
Tonya DelSontro @tdelsontro.bsky.social Asst. Prof in Earth & Env Sciences at University of Waterloo! Also a mom, a methane enthusiast, and a Jersey girl by birth! 
Rebecca Co @rebeccac0.bsky.social Fighting climate change via research, analysis, and accessible communication 🌎📚🔍
- Interests: science, cities, green infrastructure, urban heat, and sustainability
- Voracious reader, cinematic music lover; former environmental microbiologist