Anna Harper (she/her) @docaharper.bsky.social Climate, carbon cycle, Earth system modeling, and land based mitigation | IPCC AR7 lead author | Assoc prof in Geography & Atmospheric Sciences at the University of Georgia | Views my own. Also ☕🏃🏼♀️🚴🏼♀🏊🏾♀️☕
Johannes Quaas @jquaas.bsky.social Theoretical Meteorology, Leipzig University
Clouds and climate, biodiversity and climate, aerosols and clouds
Riikka Rinnan @riikkarinnan.bsky.social Prof. Ecosystem-Atmosphere Interactions
Director, Center for Volatile Interactions, Univ. Copenhagen
🇩🇰🇫🇮
Climate change, soil carbon, plant-soil interactions, Arctic ecosystems
🌍🌿🦠🫧❄️💧☀️☁️
Cameron Beccario @cambecc.nullschool.net Creator earth.nullschool.net and nullschool.app
Born at 329 ppm.
Ankur Desai @profdesai.bsky.social Professor and Chair@UW_AOS Meteorology, Ecology, Climate Sci (Biosphere-Atmos) Parent to 3 kid chaos. Https://flux.aos.wisc.edu
Dr. Stephanie Henderson @drsahenderson.bsky.social Atmospheric Scientist. Assistant Prof at the University of Wisconsin-Madison. Subseasonal to seasonal variability, tropical-extratropical interactions, MJO, climate dynamics, and blocking. Opinions are my own.
https://stephanieahenderson.weebly.com/
UW–Madison Department of Atmospheric & Oceanic Sciences @uwmad-aos.bsky.social News and information from the Department of Atmospheric and Oceanic Sciences at the University of Wisconsin–Madison.
Katherine Siegel @katherinesiegel.bsky.social Assistant Professor at University of Colorado-Boulder | global change + conservation science in working landscapes | she/her | https://www.colorado.edu/lab/fowllab/ | On Ute, Cheyenne, & Arapahoe land
Jessica Tierney @leafwax.bsky.social Climate scientist living in the Sonoran Desert. Analyzer of leaf waxes to learn about past climate change. Professor at the University of Arizona. I also like birds, nature, pets🦉🌿🐕 | Opinions are mine, not those of my employer
Brooke @bkuhnhaus.bsky.social possibilitarian, psychologist, climate community weaver, art, music, play, joy, & justice as portals.
Grateful to Indigenous wisdom,
depth & liberation psychologies,
Black feminism & futurism,
living earth, wild psyche & trickster dreaming
Katy Bullick @katybullick.bsky.social Climate Aware Psychotherapist
Native and Edible Gardener
Protecting + Empowering People + Planet
katybullick.com
katygardens.com
LaUra Schmidt @laura3schmidt.bsky.social Founding Director: Good Grief Network; Author of How to Live in a Chaotic Climate
Human Animal
Lily Dove @solilyquy.bsky.social Oceanographer and climate scientist 🌊 | Assistant Professor at Georgia Tech 🐝 | MIT/Caltech alumna 🦫 | Penguin enthusiast 🐧
Andrea Jenney @ajenney.bsky.social Assistant Prof. @ Oregon State University
Studying tropical clouds & climate
John Morales @johnmoralestv.bsky.social ClimaData® Certified Broadcast and Consulting Meteorologist (CCM)
Campaign Co-chair at @climatepower.bsky.social
Hurricane Specialist NBC 6 Miami & Noticias SIN, Dominican Republic
BSc & Member of the Board of Trustees at Cornell | MSc at Johns Hopkins
Isaac Schluesche @slushywx.bsky.social M.S. student at Colorado State University studying tropical cyclones + airborne radar. B.S. CS + Atmospheric/Oceanic Sciences from UW-Madison.
Also enjoys diving + photography + storm chasing + television + Wisconsin Sports + F1
Jhordanne Jones @jhordannej.bsky.social 
Paul Voosen @voosen.me Dad of two. Earth, climate, and planetary science reporter @Science.org magazine. Mistrusts narratives; still writes them.
https://www.science.org/content/author/paul-voosen
https://sciencemastodon.com/@voooos
voosen@protonmail.com
Signal: @voosen.01
Tom Di Liberto @tdiliberto.bsky.social Climate scientist and science communicator who dabbles in comedy.
Creator of NOAA's Teek and Tom cartoon series focused on weather, climate and ocean science.
If in Washington DC, come check out my science improv troupe at Washington Improv theater
Alan Gerard @wxmanms1.bsky.social 35 year meteorologist in warning/forecast provision and research, now CEO of Balanced Weather LLC, Disney/Peanuts fan, golfer, sports fan, TK Little. For more weather info go to https://balancedweather.substack.com/about
Manda @theweathermanda.bsky.social Ph.D. Atmospheric Scientist. Stay-at-home cat servant. Enjoyer of alpine lakes, thrift stores, cold brew, & Moscow mules.
Ted Mansell @tedmwx.bsky.social Cloud Physics and lightning. Plant trees and wildflowers. Pedal power. Kindness is free.
Views expressed are personal and not representative of my employment
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
NSF Unidata @unidata.bsky.social NSF Unidata Program Center. NSF Unidata exists to serve a community of researchers and educators dedicated to advancing the frontiers of Earth Systems science with data access, tools (e.g. NetCDF, AWIPS, IDV, MetPy, THREDDS, LDM), and community support.
Blaž Gasparini @blazgaspa.bsky.social Clouds and climate; Oblakolog;
Cloudy, not blue sky!
Senior scientist @univie.ac.at; previously @UW Atmos Sci, PhD @usyseth.bsky.social
https://blazgasparini.wixsite.com/blaz-gasparini-site
https://klimadynamik.univie.ac.at
Marcus van Lier-Walqui @mvanlierwalq.bsky.social atmospheric scientist trying to make clouds more fluffy, rain more wet, and climate models more climate-y. NYC, NASA/GISS, Columbia, LEAP.
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/
Kate Marvel @drkatemarvel.bsky.social Climate scientist, formerly NASA, currently Project Drawdown. Former astrophysicist, current Earth supremacist. Author of HUMAN NATURE, best book of 2025 according to both Scientific American and my dad https://shorturl.at/aJRYb
The Weather & Climate Livestream @wclivestream.bsky.social
50 hours for our future starting June 1st, 2026.
Working to #SaveAmericasForecasts through sharing the importance of weather and climate science. [Photo: NYTimes]
Learn more: wclivestream.com/
CSU Department of Atmospheric Science @csuatmossci.bsky.social Our top-rated department focuses on graduate education, cutting-edge research, and public service.
Eos @eos.org Eos is a leading source for trustworthy news and perspectives about the Earth and space sciences and their impact. Published by the American Geophysical Union (@agu.org).
Sue Grimmond @suegrimmond.bsky.social Prof Urban Meteorology, University of Reading
https://suegrimmond.github.io/
RyuLab@SNU @youngryel.bsky.social Lab vision: A sustainable world where ecological information is available and accessible to anyone
(http://environment.snu.ac.kr)
@cira-csu.bsky.social @cira-csu.bsky.social 
Colorado Climate Center @climate.colostate.edu Climate monitoring, climate research, and climate services for Colorado.
Based at the Department of Atmospheric Science, Colorado State University. https://climate.colostate.edu
Jacquelyn Gill @jacquelyngill.bsky.social Climate, extinction, and biodiversity scientist at the University of Maine researching Earth’s past for a better future. Writing and podcasting for the planet. Chaotic good professor. She/her.
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/
Mikaela Loach 📖🇵🇸 @mikaelaloach.bsky.social climate justice organiser, co-founder of the AWETHU School of Organising, speaker and bestselling author of IT'S NOT THAT RADICAL (DK, 2023) and Climate Is Just The Start (Random House Children's, 2025)
Safina Launchpad Fellow 2025
mikaelaloach.com
Joel E. Correia @joelecorreia.bsky.social Geographer! Working on political ecologies of climate change, conservation, development, and Indigenous rights in Latin America. Book w/ U. California Press = Disrupting the Patrón (2023). Currently, Colorado State Uni; formerly U. Florida *Views mine.
Maria Vamvalis, PhD @mariavamvalis.bsky.social
Founder of Anayennisi. https://www.anayennisi.org/. Climate justice education for relational well-being. Working in service of collective regenerative systems change through education, facilitation, research, public speaking, strategy & writing. she/her
NSF NCAR & UCAR @ncar-ucar.bsky.social We're committed to advancing our understanding of Earth system science, from the ocean to the exosphere, for the betterment of our planet. 🌎 Operated by UCAR and #NSFfunded.
Earth Science Women's Network (ESWN) @earthsciencewomen.bsky.social A discussion group for women and non-binary persons in the earth and environmental sciences and related disciplines. Moderated by the Earth Science Women's Network (ESWN) https://eswnonline.org/. 
Sean Freeman @wxsean.bsky.social Atmospheric Science Professor. Interested in all things clouds and storms using data science, modeling, and observations. tobac core team. Views mine, not my employer’s.
Joseph Trujillo-Falcón @latinwx.bsky.social Assistant Professor in the University of Illinois Department of Climate, Meteorology, and Atmospheric Sciences (⛈️) and Department of Communication (⚠️). Bilingual Digital Meteorologist at MyRadar. linktr.ee/latinwx
Kara D. Lamb @karadlamb.bsky.social Associate Research Scientist at Columbia University studying aerosols, cloud physics, & machine learning.
kdlamb.github.io
Manuel Helbig @manuelhelbig.bsky.social Climate scientist interested in anything that connects land and atmosphere
Julia K. Green @juliakgreen.bsky.social Assistant Professor @ UArizona Environmental Science. Interested in land-atmosphere interactions and vegetation responses to climate change. Associated Editor at Science Advances.
https://envs.arizona.edu/person/julia-k-green
www.juliakgreen.com
Ana Bastos @anabastos.bsky.social Prof. for Land Atmosphere Interactions @Leipzig University. Nerd, born 350ppm, still believing another world is possible. Powered by #AuDHD, glitches can happen 🧠🌈 Opinions my own.
Katharina Schröer @katharinaschroeer.bsky.social TT-Prof at Uni Freiburg, head of Climate Geography Lab CliG. Climatology and impacts of extreme events. Severe convective weather and hail. Interested in climate across scales, Python & mountains. Mom of two. 💚🌎🐍👩🏼💻🌩️⛈️🏔️
Dan Visioni @danvisioni.bsky.social Climate scientist studying aerosols, chemistry, radiation, climate & society from Volcanoes 🌋and Climate Intervention. Assistant Professor at Cornell EAS, from 🇮🇹proudly🏳️🌈 More at https://dan-visioni.github.io/ and https://www.wcrp-climate.org/ci-overview
sara j grossman @sagrossman.bsky.social poet/earth lover/teacher💫author of IMMEASURABLE WEATHER (Duke U, 2023) + HOUSE OF BODY (New Issues Poetry and Prose, 2018).
sarajgrossman.net
Daniel Swain @weatherwest.bsky.social Weather and climate scientist focused on extreme events like floods, droughts, & wildfires on a warming planet. www.weatherwest.com
Dakota Smith @weatherdak.bsky.social Digital Meteorologist at @CNN.com, Science Communicator, & Creator
Twitch partner, (sometimes) live at night: twitch.tv/weatherdak.
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
Randy Chase @dopplerchase.bsky.social Senior Atmospheric Scientist @ tomorrow.io | Atmos AI Engineer 🤖 | μ-wave Nephologist ☁️ | Atmos PhD UofIllinois | #BillsMafia #Illini | he/him | Opinions my own |
Becky Bolinger @climatebecky.com Climatologist, clouds, warm weather, rock and roll. You may know me from my greatest hits: Assistant State Climatologist of Colorado. Now feeling my way around consulting.
Emily Gordon @emilygordynz.bsky.social Lecturer @ University of Auckland | Climate variability + data science | emilymgordon.com
Kirsten J. Mayer @kirstenjmayer.bsky.social NCAR CGD Project Scientist | S2D Prediction | Machine Learning | PhD | She/Her
https://sites.google.com/ucar.edu/kirstenjmayer
Abigail Swann, PhD @ecoclimatelab.bsky.social I study how climate works differently because of plants. Professor at @Univ. of Washington, views are my own. She/her
NOAA Climate.gov @climate.noaa.gov Toward a Climate-Smart Nation. The official NOAA account for Climate.gov hosted by the Climate Program Office. Follow for #climate news, #science, #data, resources, and more!
National Weather Service @nws.noaa.gov Official Bluesky account for NOAA's National Weather Service.
NOAA @noaa.gov NOAA provides science, service and stewardship to protect life, property & Earth's natural resources. An agency of the Department of Commerce. Join us on Instagram & Facebook. Official NOAA account.
Megan Franke @meganfranke11.bsky.social Ph.D. Candidate bridging climate and mesoscale processes
Dept. of Atmospheric Science
Colorado State University
Theresa Barosh @cecidologists.bsky.social Science writer/communication specialist at @csuatmossci.bsky.social and @CIRA-CSU.bsky.social
Jen DeHart @jcdehart.bsky.social atmospheric sciences research scientist. I think about rain and I love clouds. 🦓 (she/her)
Stand Up for Science! @standupforscience.net We mobilize the fight for science and democracy - because science is for everyone! 🧬🧪🌎
Donate here: https://bit.ly/SUFS_GIVING
Learn more ⬇️
https://linktr.ee/standupforscience_bluesky
Aaron Hill @draaronhill.bsky.social Christ Follower. Husband. Father. Meteorologist. OU Assistant Professor. Formerly @ CSU, TTU, UW. Sports addict. Zec 4:10. He/Him draaronhill.com
American Meteorological Society @ametsoc.org AMS is a professional organization that advances the atmospheric and related oceanic and hydrologic sciences in service to society.
https://www.ametsoc.org/
Dr. Robin Tanamachi 🌪️ @tornatrix.bsky.social Assoc. prof at Purdue specializing in severe wx & radar. Storm chaser since 2001. All opinions expressed here are solely mine and not my employer's. She/her
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.
Allie Mazurek @amaz.bsky.social Atmospheric Scientist (via CSUx2 & UGA). Enjoyer of ⛈️❄️🐱🏔️🏃♀️
(personal account)
Marc Alessi @marc-alessi.bsky.social PhD Climate Scientist, Union of Concerned Scientists | Colorado State/Cornell alum | Syracuse, NY | opinions my own #JoinYourUnion
Thijs Heus @thijsheus.bsky.social Modeler of atmospheric flow, clouds and boundary layers. #MicroHH. Associate prof at Cleveland State.
Dr. Kelly Núñez Ocasio @knubez.bsky.social Assistant Professor at Texas A&M University in the Department of Atmospheric Sciences ⛈️
📍College Station, TX
sites.google.com/tamu.edu/nunez-ocasio
Prof. Sonia I Seneviratne @soniaseneviratne.bsky.social Professor at ETH Zurich, IPCC WGI Vice-chair.
#Climate #Extremes #Land.
Citizen/mum/scientist. Personal account.
https://www.ipcc.ch/report/ar6/wg1/downloads/report/IPCC_AR6_WGI_Chapter11.pdf
Twitter/X: @SISeneviratne
https://www.iac.ethz.ch/people/sonia
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
Kim Wood @drkimwood.bsky.social Associate professor at UArizona. Hurricane mortician. Science communicator. Open science + Python + 🐈 enthusiast. This is my only bsky account. Opinions mine.
Pierre Gentine @pierregentine.bsky.social Professor @Columbia University, Director of @LEAPstc NSF Science and Technology Center, Working on #climate, #water and #ecology, born at 335ppm, views my own
Philip Stier @philipstier.bsky.social Climate researcher, Professor of Atmospheric Physics
@oxfordphysics.bsky.social
Director @intelligentearth.bsky.social
Prof Paul Williams @profpaul.bsky.social Professor of Atmospheric Science at University of Reading. Studies turbulence, jet streams, aviation, climate change.
https://www.met.reading.ac.uk/~williams/
Russ Schumacher @rschumacher.cloud "an upbeat atmospheric science professor" -- theverge | sometimes it snows in April | Fort Collins, Colorado | personal account