Bob Henson @bhensonweather.bsky.social Meteorologist and journalist. I cover wacky weather, changing climate, and how we live, love, work, get around, and dream. 
ACCR @accr.bsky.social ACCR is a shareholder advocacy and research organisation. We use shareholder strategy to enable investors to escalate engagements with heavy-emitting companies in their portfolios. Find us at accr.org.au
Jakob Snoeink @jakobsno.bsky.social (Planetary) Climate Scientist. Interested in interactions of clouds, circulation, radiation, and climate. Earth and beyond.
Currently studying low cloud feedbacks @UHamburg & IMPRS/MPI-M
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
Jared Rennie @jjrennie.bsky.social Research Meteorologist at NOAA’s NCEI. We archive your data and I play with it. On this hell site too along with all the others. 
Audrey Gray @audreygray.bsky.social Writing about our climate, courage, and protection.
https://www.audreygray.nyc
GrumpyUncleSean🔥 @grumpyunclesean.bsky.social Research scientist | public land owner | facial hair enthusiast. Science interests: #Wildfire #Forests #GlobalChange
Will Thurston @imthursty.bsky.social winds and the way they blow stuff around
https://scholar.google.co.uk/citations?hl=en&user=u79A8xwAAAAJ
Stephen Marche @stephenmarche.bsky.social Host, Gloves Off youtube.com/@Gloves-OffPod
Florian Pappenberger @fpappenberger.bsky.social Deputy Director-General & Director of Forecasts @ECMWF - views are my own
Global Change Biology @globalchangebio.bsky.social Global Change Biology is a journal that exists to promote understanding of the interface between environmental change & biological systems.
https://onlinelibrary.wiley.com/journal/13652486
Loren Grush @lorengrush.bsky.social Space reporter at @bloomberg.com covering NASA, commercial space, and the cosmos | Send tips: LGrush@bloomberg.net | Signal username: lorengrush.56 | Buy my book! https://www.simonandschuster.com/books/The-Six/Loren-Grush/9781982172817
Environmental Defense Fund @envdefensefund.bsky.social Using bold solutions to build a cleaner, healthier world. We're finding the ways that work.
Secure World Foundation @swfoundation.bsky.social Promoting Cooperative Solutions for Space Sustainability
Follows, re-tweets, and mentions are not legal advice or endorsements.
Jonathan McDowell @planet4589.bsky.social Astrophysicist
Support the work of Jonathan's Space Report:
https://www.gofundme.com/f/fund-jonathans-space-report-library-transition
Columbia Climate School @climate.columbia.edu Innovative education, groundbreaking research, and just solutions for climate, Earth, and society (climate.columbia.edu).
Hands Off NYC @handsoffnyc.bsky.social We are 250+ unions, faith leaders, and community groups standing together in nonviolent resistance to protect NYC.
Sign up to get involved:
https://linktr.ee/HandsOffNYC
More trainings and community events coming soon. Stay tuned.
Michael Gollner @gollnerfire.bsky.social Associate Professor, UC Berkeley
Berkeley Fire Research Lab
Alejandro S. Borlaff @asborlaff.bsky.social NASA Space Scientist at Ames Research Center. Astrofísico. Desarrollando telescopios espaciales y protegiendo el Cielo Oscuro. cps.iau.org. Views are my own.
WE ACT for Environmental Justice @weact4ej.bsky.social WE ACT has been combating environmental racism and building healthy communities for people of color since 1988. Support our work at WEACT.org/donate
https://linktr.ee/weact4ej?utm_source=ig&utm_medium=social&utm_content=link_in_bio
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.
The Babylon Bee @realbabylonbee.bsky.social Fake news you can trust.
Kyle Brittain @badweatherkyle.bsky.social Tornadoes, wildfires, severe weather.
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
Yan Boulanger @trailgeek.bsky.social Research scientist in Forest Ecology🌲| Working on climate change stuff and wildfires🔥| Like trail running and singing in my car
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.
Martin P. Girardin @mgirardin.bsky.social Forest Ecologist, Research Scientist at the Canadian Forest Service, musician, father, and co-Editor-in-Chief of the International Journal of Wildland Fire
Trent Penman @trentpenman.bsky.social Professor fire science @unimelb
Motorcycle restoration
Interest in life and equality
Mike B h/h @themikebee.bsky.social A Mike from Canmore (niche CBC joke). Lover of winter, mountains & ferments; Randonneur, alpine lettuce farmer. Striving for reconciliation and climate justice. Usually stating the obvious 🤦🏻 Trying to be less of a handwringer.
Adam Voiland @avoiland.bsky.social Earth science writer interested in the mantle, stratosphere, and most things in between.
Neil Lareau @neillareau.bsky.social Prof. of Atmos Sci. @unevadareno. Mountain WX, Wildfire Plumes, Backcountry Skiing, Frontcountry Dadding. Formerly: @SJSUmeteorology @UUtah
@Livermore_Lab @MWObs https://scholar.google.com/citations?user=UGaGnAgAAAAJ&hl=en
W. Matt Jolly @wmattjolly.bsky.social Husband. Father. Wildland fire scientist trying to connect research, technology and humans. Views my own.
Melinda Berman @melindaberman.bsky.social Meteorologist thinking about intense, deep convective dynamics ⛈️• NASA NPP @ MSFC • PhD, MS UIUC • She/her, Native Illinoisan *Thoughts and views are mine alone*
https://climas.illinois.edu/directory/profile/melinda3
BBURNED_science @bburnedscience.bsky.social Biomass Burning Uncertainty: ReactioNs, Emissions and Dynamics (BBURNED) activity of @igacproject.bsky.social
https://igacproject.org/activities/bburned
Chris Mooney @chriscmooney.bsky.social Climate and science journalist and Julia G. and Alfred G. Hill Chair of Excellence in Science, Technology, and Medical Writing at @utknoxville.bsky.social. Former WaPo climate writer. Views are my own. For my latest: https://reportearth.substack.com/
Shawn Serbin @doctorjackpine.bsky.social Earth Scientist. Opinions my own.
#RemoteSensing #EarthObservation #GlobalChange #EarthScience #Ecology #Ecophysiology #CarbonCycle #OpenScience #R #Python
Also on Mastodon
https://mastodon.social/@sserbin
Christine Wiedinmyer @cwiedinm.bsky.social Science administrator at CU Boulder. Study air quality and pollution emissions, all things wildfire and open burning. Women in science. Go Buffs! 
Orbital Policy Group @druidorbital.bsky.social Viewpoints and opinions on policy issues relating to Low Earth Orbit, including policy, science, governance, and cybersecurity.
Irina Marinov @irinaclimatemom.bsky.social mom, oceanographer, climate scientist, prof at Univ of Pennsylvania, West Philly resident. Romanian to start with, Middlebury BA, Princeton PhD, then MIT and WHOI.
Alessandra Quigley @alessandraquig.bsky.social PhD student in oceanography and climate science with Columbia University and NASA GISS
Andrea Jenney @ajenney.bsky.social Assistant Prof. @ Oregon State University
Studying tropical clouds & climate
Alex Cobb @dynamicpeatlands.bsky.social Peatland scientist, father, Assistant Professor
Global Wildfire Collective @wildfirecollective.bsky.social We facilitate scientific & strategic collaboration among scientists, national policymakers, communities & firefighters to enable wildfire resilience.
https://globalwildfirecollective.org/
https://linktr.ee/conservationbiologyinstitute
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.
Anthony Leboissetier @nyctony.bsky.social 
Cabin Radio @cabinradio.ca News, entertainment and music from our Yellowknife, Northwest Territories studios.
Mark Carney @mark-carney.bsky.social Prime Minister of Canada and Leader of the Liberal Party | Premier ministre du Canada et chef du Parti libéral
markcarney.ca 
Vernon Reid @vurnt22.bsky.social Living Colour guitarist & founder. Guitar can take you far, BK to the sky.
The moon 🌑 landing was REAL
Aerodyne Research @aerodyne.com State-of-the-art research & mobile lab measurement services; advanced instrumentation for addressing challenges in the areas of atmosphere, soil health, emissions, geochemistry, and health, as well as tools for the emerging hydrogen economy.
aerodyne.com
International Journal of Wildland Fire @ijwildlandfire.bsky.social Journal of the International Association of Wildland Fire
Publishing fundamental & applied fire research, including fire modelling, management, ecological & societal impacts.
https://www.publish.csiro.au/wf
Paul Fairie @paulisci.bsky.social Researcher, UCalgary
PhD, Political Science
Dr. Cronk, Historian of Complaints. I've written a book, The Press Gallery (release TBD).
Headline of the Year! Lots going on.
Robert W. Gray @firebobbc.bsky.social Wildland fire ecologist working with Indigenous and non-Indigenous communities in western North America to build a healthy, resilient environment for future generations.
Tony DelGenio @tonydelgenio.bsky.social Retired Earth climate and planetary scientist. Current New York Giants football writer for SB Nation Big Blue View. Oenophile. Whovian.
George Tselioudis @neapolitis.bsky.social Climate scientist, football (the real one) fan
Babul Miah @mbmphd.bsky.social Ph.D Fellow, Climate and Ocean Physicist
Web: https://coml-babul.org
Dr. Sam Anderson @sam-science.bsky.social postdoc at simon fraser university & columbia university // thinking and writing about heatwaves, glaciers, rivers, and us // canadian 🇨🇦 // he/him #climatechange #hydrology #LGBTinSTEM 🏳️🌈 #transrights 🏳️⚧️
@gshukla.bsky.social @gshukla.bsky.social PhD Student in Atmospheric Chemistry | Exploring aerosols and their role in ocean biogeochemistry | Member of the Aerosol Chemistry group @ https://www.nio.res.in/
Maggie Field (she / her) @mwfield.bsky.social Poetry, screenwriting.
City of Edmonton on Treaty 6 land, Canada
Poems in Snapdragon, Blue Unicorn, Oberon, Canadian Literature, Months to Years, and others. bp nichol chapbook award winner. Finalist Berlin Intl Screenwriting Festival
APAMMSECU @apammsecu.bsky.social Department of Applied Physics and Applied Mathematics with Materials Science, School of Engineering, Columbia University
Zoë Schlanger @zoeschlanger.bsky.social Reporter covering chemicals, climate, cool plants. Author of THE LIGHT EATERS, a plant book, out from Harper Books. I'm zoeschlanger.99 on Signal
Dennis Mersereau 🛰️ @wxdam.com I make it rain and then write about it. 📡 Weather reporter, author, aspiring flâneur. Bad opinions are all mine. He/him. 🏳️🌈
📍N.C. || http://www.damweather.com/p/the-skies-above.html
Steve Bowen @stevebowen.bsky.social Work: Chief Science Officer @GallagherRe
Alumnus: Notre Dame (MSc: Business Analytics). Florida State (BS: Meteorology).
Healthy Obsessions: Weather & Climate Nerdery. Metallica. Notre Dame. Chicago Sports (Blackhawks, Cubs, Bears, Bulls).
Views: Mine
Astropolitics Working Group @astropoliticswg.bsky.social We are the Astropolitics Working Group at the British International Studies Association (BISA). We are a group of mostly Politics/IR scholars focusing on or interested in space politics/security and adjacent fields. Webpage: https://tinyurl.com/yj7z3t3c
John Holst @illdefined.space Analyzing the activities, business, and outcomes of the space sector (and more). Sometimes my writing makes sense.
Tom Hamill @tomhamill.bsky.social Senior Director of Numerical Weather Prediction with The Weather Company. I lead our work on conventional and deep learning weather prediction and super resolution. In my free time, I hike, bike, read, pick up dog poo, and do Boulder-y stuff.
Friends everywhere 🇩🇰 🇺🇦 🇬🇱 🇨🇦 @maryconquest.bsky.social Permaculture, food security, snark, Canadian pride, and a dash of content strategy. If you’re looking for hope, try a garden. 🪴
Laura Chasmer 🛰🌲🔥 @lchasmer.bsky.social Assoc prof in Geography and Environment at Western University in London Ontario. I combine fieldwork with lasers and airplanes (and general remote sensing) in disturbed boreal peatlands, permafrost, and forests
David Frum @davidfrum.bsky.social Staff writer for the Atlantic. Host of the David Frum Show webcast. Formerly ... quite a lot of things.
Washington DC and Wellington, Ontario.
Reach me via Producer@TheDavidFrumShow.com
DMs open to followers
Pierre Lionnet @lionnetpierre.bsky.social Space Economist (one of the very few). Research and Managing Director at Eurospace. Views are mine not Eurospace. 
E. Bottlaender @bottlaeric.eurosky.social Votre space-writer habituel ;-)
"Space Technology Monitoring Specialist" avec un peu d'humour, alsacien du Sud-Ouest et si je suis absent, c'est que je cours dans les montagnes.
Tim Farrar @tmfassociates.bsky.social Consultant in satellite communications and wireless spectrum. I enjoy annoying billionaires, especially the "(Former) Trillionaire"
AerosolWatch @aerosolwatch.bsky.social Satellite observations of global aerosol and air quality events, including wildfires, dust storms, and haze. Featuring NOAA satellite products from the AerosolWatch website (https://www.star.nesdis.noaa.gov/smcd/spb/aq/AerosolWatch/).
CARB @airresources.bsky.social The California Air Resources Board is the state's lead agency in the fight against #AirPollution & #ClimateChange
arb.ca.gov
European Space Agency @esa.int Elevating the future of Europe through space.
Please see our Privacy Notice: https://esa.int/connectwithus
Dale Beugin @dalebeugin.bsky.social Canadian climate policy wonk
Mitigation, adaptation, and clean growth
Exec VP at @climateinstitute.bsky.social
Former ED at Canada's Ecofiscal Commission
Writer of typos
📉📈🌎🇨🇦🤷🏼♂️
Rafael Mentges @mentges.bsky.social Space Economist. Interested in European Integration, industrial policy, innovation, strategic sovereignty, and of course things like launchers, SatCom, EO ...
I have another profile focused more on my old interests: Macro, monetary policy and banking.
Marshall Burke @marshallburke.bsky.social unsolicited commentary on economics and the environment. Stanford prof, +co-founder AtlasAI
Casey Dreier @caseydreier.bsky.social Chief of Space Policy at The Planetary Society. Host of Planetary Radio: Space Policy Edition. planetary.org
Laura Grego @lauraegrego.bsky.social Senior scientist & research director, Global Security Program, ucsusa.org. Space, missile defense, nuclear weapons. 
Will Pomerantz @pomerantz.bsky.social Head of Space at AeroVironment - my team makes Mars helicopters. Co-Founder, Brooke Owens Fellowship and Patti Grace Fellowship. Former planetary scientist. Husband, Dad, and Den Leader
Tory Bruno @torybruno.bsky.social President and CEO United Launch Alliance @ULAlaunch, ...Rocket Scientist, Horseman, proud @calpoly alum- S SpaceNews [Unofficial] @spacenews.com.web.brid.gy Business. Politics. Perspective. SpaceNews is the most trusted and comprehensive source of news and analysis of the companies, agencies, technologies and trends shaping […]
🌉 bridged from 🌐 https://spacenews.com/: https://fed.brid.gy/web/spacenews.com
Susanne Auer @auersusan.bsky.social Space: Exploration, Science, Launchers. Special focus on industry and European developments.
Caleb Henry @chenryspace.bsky.social Director of Research at Quilty Space
🚀 🛰️📡
Writing a book on OneWeb and the rise of megaconstellations
https://chenryspace.substack.com/
Eric Berger @sciguyspace.bsky.social Senior Space Editor, Ars Technica. Likes rockets. 
Jackie Wattles @jackiewattles.bsky.social Space Reporter @ CNN
Signal: jackiecnn.04
🚀Anthony Leone🌕 @anthonyleone.bsky.social I’m an award-winning journalist for my #space coverage for Spectrum News in Florida, where I am a digital news editor. I have a long career in newspapers & news sites. I’m a family guy who enjoys #astronomy & #astrophotography.
Brett Tingley @bretttingley.bsky.social Managing editor at Space.com and all-around sci-fi nerd
Manuel Mazzanti @manumazzanti.bsky.social Periodista y fotógrafo cubriendo el programa espacial en español desde el Centro Espacial Kennedy y la Base Aérea Espacial de Cabo Cañaveral - I cover the Space Program in Spanish.
https://www.exploracionespacial.news/
Kenneth Chang @kchang.bsky.social Science reporter, The New York Times. Writes stuff.- S SpacePolicyOnline @spacepolicyonline.bsky.social SpacePolicyOnline.com is your first stop for news, information and analysis about civil, commercial, and national security space programs. Marcia Smith is the editor.
Miles Doran @milesdoran.bsky.social Coordinating Producer @ CBS News 🚀
Nadia Drake @nadiadrake.bsky.social Science journalist, champagneophile, nap champ. Currently freelance, formerly National Geographic. 🇱🇧🇺🇸🏳️🌈
Signal: nadiadrake.01
Paul Brinkmann @paulbrinkmann.bsky.social Journalist for AIAA and Aerospace America on space and #aeronautics, #aviation, #evtol news. Florida-based. pbrinkma@gmail.com Posts are my personal viewpoint only.
Robert Pearlman @collectspace.bsky.social editor of http://collectSPACE.com, on the trail of space history artifacts, missing moon rocks and where space exploration intersects with pop culture
Leah Crane @leahc.bsky.social Space & physics features editor for New Scientist. No longer quantum, not yet relativistic. She/her/fast/furious.
Edoardo Giammarino | Space Reporter @edoardo.spacevoyaging.com Space Reporter, Co-Founder & CEO at spacevoyaging.com
Proud Red Cross First Responder
[Opinions my own]
Fraser Cain @fcain.universetoday.com Space journalist and skywatcher. I'm the publisher of Universe Today (universetoday.com) and co-host of Astronomy Cast (astronomycast.com). YouTube: https://www.youtube.com/@frasercain
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).
Dwerner @spacereporter.bsky.social Debra Werner 415-412-5819 on Signal