Jeff Berardelli @weatherprof.bsky.social Same @WeatherProf as Twitter. Posting about climate and weather. Chief Meteorologist and Climate Specialist WFLA NBC Tampa 
Tomer Burg @burgwx.bsky.social Senior meteorological scientist at @windbornewx.bsky.social & web developer
Climate.us @climate.us We are an independent, nonprofit successor to Climate(.)gov, safeguarding public access to trusted climate data, tools, and information.
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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.
Erica Whiting @ericawhiting.bsky.social Ph.D Candidate at the University of Michigan
Atmospheric Science 🌍🛰️
[she/her]
Gopal Sundaram @gsundaram98.bsky.social UMich CLaSP Ph.D. Student: Remote Sensing, Ocean Microplastics and other Pollutants
Maya Fields @mayafields.bsky.social she/her • University of Michigan, Ann Arbor PhD Candidate • Glaciology • Ice Shelf Processes • Climate Action • Social Justice •
Crafting and baking my way through the PhD 🥐🏺🪴
Paul Wennberg @paulowennberg.bsky.social Atmospheric Scientist at Caltech. Troll to my children. Views my own.
wennberg@caltech.edu
Delphine Farmer @chemdelphine.bsky.social Environmental chemist. Professor at Colorado State University. Avid birder, very amateur photographer. I study the air we breathe (indoors and out) and how it impacts forests, climate, and health. Navigating life with the grace of a hippo on a balance beam
Krystal Vasquez @kvasquez.bsky.social Science policy reporter @cenmag.bsky.social. Based near LA. I write a lot about science funding and diversity in STEM.
Email: k_vasquez(at)acs.org
Signal: kvasquez.12
Once upon a time, I was an atmospheric chemist.
All views and opinions are mine.
Rachel O'Brien @reobrien.bsky.social Environmental Engineer, Atmospheric Chemist, Assistant Professor at the University of Michigan. they/she. Opinions are my own.🌈
Colette Heald @coletteheald.bsky.social Canadian 🇨🇦, ETH professor🇨🇭, atmospheric chemist, researcher, educator, wanderer, and wonderer
Jeremy Bassis @bassisjeremy.bsky.social University of Michigan Glaciologist interested in climate change, ice sheets, sea level rise and equitable adaptation and mitigation | he/him/his |
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
Daniel Horton @danethan.bsky.social Earth System, Climate, Atmospheric, and Air Quality Scientist; Interdisciplinary! – impacts, extremes, hazards, equity, solutions, etc. – Prof @ Northwestern U; USAF 15WX Veteran; https://sites.northwestern.edu/danethan/
Hank Green @hankgreen.bsky.social Long Time Internet Guy
Chris McCray @mccraywx.bsky.social Conseiller municipal, district de Sainte-Marie (arrondissement de Ville-Marie) avec Projet Montréal. Climatologue et Montréalais engagé pour des rues plus sécuritaires ⛈️🚲🚆🚸
Capital Weather @capitalweather.com D.C.'s Trusted Weather Team
http://www.capitalweather.com | info@capitalweather.com
Climatologist49 @climatologist49.bsky.social PhD Climate Scientist. Alaska. The Earth is warming because of us. Mooseologist. All opinions are my own. Future FIFA Peace Prize winner. TDS. Signal: Climatologist.49
Yingxiao Zhang @yingxiaozhang.bsky.social NCAR ASP postdoc | Umich PhD | Climate Scientist | I study pollen and wildfire smoke
Kelvin Bates @kelvinb.bsky.social Atmospheric chemistry • Research scientist @ NOAA, soon-to-be assistant prof at CU Boulder MechE • he/him
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/
Katharine Hayhoe @katharinehayhoe.com climate scientist
posts 100% my own
🇨🇦 is my home
distinguished professor & chair, Texas Tech
chief scientist, The Nature Conservancy
board member, Smithsonian NMNH
advisor, Lawson Climate Inst UofT
alumna, UToronto and UIUC
author, Saving Us
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.
Ann Marie Carlton @amgcarlton.bsky.social Professor & Vice Chair, UC Irvine Chemistry | Atmospheric Chemist | OSTP46 | Fellow of the AGU & AAAS | Part-time bike mechanic
Dylan B. Millet @dbm.bsky.social Atmospheric chemist | 🇨🇦🇺🇸 | Distinguished McKnight University Prof @ U Minnesota
Joost de Gouw @gouwlab.bsky.social Physicist studying organic chemistry in the atmosphere using mass spectrometry. Urban air pollution, wildfire smoke, oil and gas, indoor air. Professor at the University of Colorado Boulder. Group website at sites.google.com/view/de-gouw-lab
Libby H. Koolik @libbyhkoolik.bsky.social (she/her) UC Berkeley environmental engineering PhD candidate | MIT '17 and '18 | air quality & equity scientist | amateur vegan chef | https://lkoolik.github.io/
Jennifer Murphy @envchemjen.bsky.social Atmospheric chemist, professor, reader, baker,
Jeffrey Geddes @jgeddes.bsky.social Associate Professor of Earth & Environment at Boston University. Air quality, atmospheric chemistry, and remote sensing. Toronto, Halifax, Boston. he/him. 🏳️🌈 🍁 🌎 https://sites.bu.edu/jged/
Daniel Swain @weatherwest.bsky.social Weather and climate scientist focused on extreme events like floods, droughts, & wildfires on a warming planet. www.weatherwest.com
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
Dan Goldberg, PhD @dgoldbergaq.bsky.social George Washington University Assistant Research Professor. Posting about air quality, remote sensing, climate change, and health