Jeffrey Mervis @policyhound.bsky.social I'm a senior correspondent for Science, trying to explain to scientists how government works.
UW–Madison Graduate School @uwmadgsed.bsky.social Graduate and postdoctoral training and research at the University of Wisconsin–Madison
Katrina Poppe @katrinapoppe.bsky.social PhD student @ UBC, based in EcoFlux Lab @ McGill. Research Associate @ WWU. Mama of two boisterous boys. Tidal wetland carbon sequestration, GHG fluxes, sediment dynamics, restoration ecology. she/her
https://katrina-poppe.research.st/
Lucia S. Layritz @lucialayr.bsky.social PostDoc UC Berkeley @schmidtdse.bsky.social | Fire recovery, Climate and Model Uncertainty | Editor-in-chief @egubg.bsky.social | On a quest for climate literacy 🌿
Zenz @therealzenz.bsky.social Mostly Madison, WI development and political news. I live-tweet most Madison Plan Commission and Common Council meetings. Views are my own. Find alder votes, Plan Commission, Urban Design, and Landmarks meeting reports at Councilytics.com
Sparkle Malone @sparklemalone.bsky.social Disturbance ecologist | Exploring how climate, disturbance, and ecosystem change shape carbon cycling, methane dynamics, and resilience across landscapes.
Remote sensing • Flux networks • Natural climate solutions • Science for policy
Mayor Zohran Kwame Mamdani @mayor.nyc.gov Fighting every day to deliver a city that working New Yorkers can actually afford. Mayor of New York City.
Cassandra Garibay @cgaribay.bsky.social Engagement Reporter @propublica.org | Central Valley | Interested in emergency management, housing, environmental health, pottery, baking, running, etc.
Got tips? https://www.propublica.org/tips/
Bernadette Woods Placky @bernwoodsplacky.bsky.social @ClimateCentral.org VP, Chief Meteorologist, #ClimateMatters Director
Proud #PennState Alum, Twin Mom, #StubbornClimateOptimist
#Unless #ShowYourStripes #GSD
ClimateDynamics @climatedynamics.bsky.social Same old climatedynamics from Twitter.
Gilberto Pastorello @gilbertozp.bsky.social 
Dr. Christa Peters-Lidard @drchristapl.bsky.social Former Director, Sciences and Exploration Directorate, NASA Goddard Space Flight Center
Anil Dash @anildash.com the internet's uncle • waging a victorious 2-front war against cars and christmas • big fan of being a big fan of things • go read https://anildash.com
Interim Chancellor Eric M. Wilcots @uwchancellor.bsky.social Serving as interim chancellor for the University of Wisconsin–Madison since May 17, 2026 #OnWisconsin
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!
Climate.us @climate.us We are an independent, nonprofit successor to Climate(.)gov, safeguarding public access to trusted climate data, tools, and information.
Donate: https://www.climate.us/donate
Bill Weir @billweircnn.bsky.social Covering the fate of life on Earth for CNN
The Wonder List with Bill Weir is now streaming on HBOMax and LIFE AS WE KNOW IT (CAN BE) is available from your favorite bookseller.
Chad Topaz Queer DEI Race Traitor @chadtopaz.bsky.social Data science + math for social justice. Violist, yogi, husband, dad to human & dogs. 🏳️🌈 Views do not represent my employers.
Author of Unlocking Justice: The Power of Data to Confront Inequity and Create Change.
Order at: https://bit.ly/4nT7qUh
Bee Leung @beeleung.bsky.social I study clouds 🌧️ 🌥️☁️🌨️⛈️| PhD Colorado State University 🐏 | Anna Julia Cooper Fellow (and Assistant Prof starting Fall 2026) at University of Wisconsin - Madison 🦡
UW-Madison SSEC @uwssec.bsky.social The official account for the Space Science and Engineering Center at UW-Madison. Innovators in satellite meteorology, earth and space science since 1965.
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
Kevin J. Kircher @kevinjkircher.com Engineering prof (mechanical + electrical) at a big Midwest state school. Energy, climate, buildings, power grid, control, optimization, data science. He/him. Personal account. https://kevinjkircher.com/ Email: my last name at purdue dot edu
Somini Sengupta @sominisengupta.bsky.social I write about people living on a hotter planet. Staff writer for The New York Times. Also book writer, flaneur, and personal chef to The Teenager.
@michaelcmorgan.bsky.social @michaelcmorgan.bsky.social 
Nick Fleisher @nickfleisher.bsky.social Linguist at UW-Milwaukee. Syntax & semantics, higher ed, Wisconsin politics &c.
John Warner @biblioracle.bsky.social Writer, speaker, consultant. Chicago Tribune columnist, blogging at Inside Higher Ed. Coming soon, More Than Words: How to Think About Writing in the Age of AI. Previously: Why They Can't Write and The Writer's Practice. biblioracle.substack.com
Emily Mixon, PhD @emilyemixon.bsky.social Rock Doc | Isotope Geochemist + Lab Wrangler | UW-Madison U-Series "SLEUTh" Lab | Geochronology | Solid Earth/Climate | She/Her | Cat Mom + Solo Human Mama | Books + Snacks + Run + Bike | Tex-Pat in Wisconsin | Views = Own | https://www.emilyemixon.com/
Wisconsin Wetlands Association @wisconsinwetlands.bsky.social Wisconsin Wetlands Association is dedicated to the protection, restoration, and enjoyment of wetlands and associated ecosystems through science-based programs, education, and advocacy.
https://www.wisconsinwetlands.org/
The Eyewall @theeyewallwx.bsky.social Reliable, no-hype coverage of tropical storms and hurricanes across the Atlantic from the team at Space City Weather! https://theeyewall.com/
@johnzobitz.bsky.social @johnzobitz.bsky.social 
Rahul Kashyap @rahulkashyap.bsky.social Climate Researcher I Postdoc,IISc I PhD, IIT KGP I Land-Atmosphere Interactions I Carbon-Water I Earth Observation I ML I Extreme Events
https://sites.google.com/view/rahulkashyaprsm/home
Rick Lindroth @ricklindroth.bsky.social Distinguished Professor of Ecology (UW-Madison) | Distinguished Fellow of Natural Sciences (Lumen Center) | b. 313 ppm | Seeking all things wild, including words. 
Katharine M. Kanak, PhD @kmkanak.bsky.social Atmospheric Scientist. Former Adjunct Associate Professor and Research Scientist, School of Meteorology, University of Oklahoma. LES, dust devils on Earth and Mars, supercells, tornadoes, mammatus, hail, and cloud physics.
ICECHIP @nsficechip.bsky.social In-Situ Collaborative Experiment for the Collection of Hail In the Plains (ICECHIP). NSF funded field campaign to better understand all aspects of hail. https://icechip.niu.edu/
@ameriflux.bsky.social @ameriflux.bsky.social 
Anping Chen @dranpingchen.bsky.social plant and ecosystem ecologist @ Colorado State University, nature enthusiast. https://apchenecologylab.weebly.com
Weather History @weatherhistory.bsky.social Your daily dose of historical weather and climate events.
NWS Meteorologist ~ Scott Doering
#weather #history #climate
https://sercc.com/weather-history/
Meteorologist Sam Kuffel @samkuffelwx.bsky.social Meteorologist | Wisconsin | UW-Milwaukee alum | 🍺🦌🧀🥏
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.
Center for Communication & Civic Renewal @cccr.bsky.social CCCR is an interdisciplinary research center at UW-Madison that aims to understand public opinion & the broad political communication ecology of WI & beyond through social science methods. Engaged scholarship, rooted in democracy. https://cccr.wisc.edu
Michael Battalio @battalio.com Research Scientist studying planetary climates
Ken Mayer @uwkenmayer.bsky.social Emeritus professor of political science UW Madison. Presidency, election administration, sifting and winnowing, the Wisconsin Idea, Golden Retrievers, and pineapple on pizza.
https://www.wisc.edu/
AAUP @aaup.org The American Association of University Professors champions academic freedom, advances shared governance, and organizes faculty to ensure higher education's contribution to the common good.
aaup.org
Carl T. Bergstrom @carlbergstrom.com Professor, UW Biology / Santa Fe Institute
I study how information flows in biology, science, and society.
Book: *Calling Bullshit*, http://tinyurl.com/fdcuvd7b
LLM course: https://thebullshitmachines.com
Corvids: https://tinyurl.com/mr2n5ymk
he/him
AI4PEX @ai4pex.bsky.social We are a consortium of 19 institutions from all over Europe involved in the Horizon Europe funded project: Artificial Intelligence and Machine Learning for Enhanced Representation of Processes and Extremes in Earth System Models.
https://ai4pex.org
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
David Yannick @dyannick.bsky.social PhD Candidate | NSF GRFP Fellow
University of Alabama | Carbon and energy dynamics of the FL Everglades
Guofang Miao @gmiao.bsky.social Forest ecology & Fluxes over complex terrain | Love trees and mountains | UIUC, NCSU, KTH, PKU & BNU alumni
Plant ecologist @ FJNU, Living in Fujian Province, China. 
Holly M. Andrews @andrewshm.bsky.social Ecosystem ecologist: sustainable agriculture, greenhouse gas emissions, agrivoltaic systems, dryland soils.
Wu Sun @wu-sun.bsky.social Assistant Professor of Ecosystem Ecology at the University of Georgia | Biosphere–atmosphere interactions 🛰️🌲, photosynthesis ☀️🍃, global carbon cycle, climate change impacts
https://ecology.uga.edu/
📍Athens, Georgia, USA & 🌎
Robert Ladwig @hydrobert.bsky.social computational limnologist | assistant professor @ Aarhus University 🇩🇰 | co-founder+org team Hacking Limnology | lakes ISIMIP | www.robert-ladwig.com | formerly UW-Madison 🇺🇸 IGB 🇩🇪
Ryan M @climatery.bsky.social 🌎 Climate VC
🐈 8 x Cat Dad 🐈⬛
📍Miami, US
Nadine Ruehr @nadineruehr.bsky.social Plant ecophysiologist.
Passionate about trees and forests. 🌳 🌲
Professor at KIT-Campus Alpin,
Garmisch-Partenkirchen, Germany
https://ecophys.imk-ifu.kit.edu/
nchen67 @norac5.bsky.social 
Save NOAA @savenoaa.bsky.social NOAA delivers critical science, service and stewardship to Americans. Stop cuts at NOAA!
Sophie von Fromm @sophievf.bsky.social Terrestrial Biogeochemist | Soil organic carbon | Radiocarbon | Neukom Fellow @ Dartmouth College | Outdoors Lover 
Biogeosciences Early Career Committee @biogeosciences-ecc.bsky.social American Geophysical Union Biogeosciences Early Career Committee | Building community and sharing science
Email us: ec.biogeosci@gmail.com
Follow on Instagram: biogeosciences_ecc
Aisha Amir Ahmed @bardophile.bsky.social 
Governor Jay Inslee @govjayinslee.bsky.social Former governor still on a mission to build a clean energy economy and protect our democracy.
Sarah Cooley @co2ley.bsky.social Ocean advocate, community builder, climate scientist. I make sure the ocean interior is healthy so you don't have to. 
Monica G. Turner @monicagturner.bsky.social Professor, University of Wisconsin-Madison; Co-editor in Chief of Ecosystems; works on forest ecology, fire ecology, disturbance dynamics, working landscapes, ecosystem services, ecosystem modeling. Likes biking, hiking and classical music.
Christian Frankenberg @cfranken.bsky.social Caltech/JPL
Stephen King @stephenking.bsky.social Writer
Ranit De @ranitde.bsky.social Doctoral researcher@Max Planck Institute for Biogeochemistry | Simulating inter-annual variability of carbon fluxes | de-ranit.github.io
@mcdietze.bsky.social @mcdietze.bsky.social 
Prof Julia Steinberger 🌹🌱🌍 #ClimateAction #Fightfascism @jksteinberger.bsky.social Ecosocialist bluestocking. Immigrant & settler 🇪🇺🇨🇭🇺🇸🇬🇧. Social ecology & ecological economics at Uni Lausanne in 🇨🇭. Bad at email. She/her
Jen DeHart @jcdehart.bsky.social atmospheric sciences research scientist. I think about rain and I love clouds. 🦓 (she/her)
Professor Chuixiang (Tree) Yi @qctree.bsky.social Earth resilience, tipping behavior, nonlinear thinking, stability analysis, climate change, photosynthesis, soil respiration, tree mortality, Fulbright Scholar
https://sites.google.com/view/chuixiangyi
FLUXNET @fluxnet.bsky.social FLUXNET is an international “network of networks,” tying together regional networks of earth system scientists. FLUXNET scientists use the eddy covariance technique to measure the cycling of carbon, water, and energy between the biosphere and atmosphere.
NSF NCAR Research Applications Laboratory @ncar-ral.bsky.social Conducting directed research & engineering to discover solutions to societal problems • Science Serving Society • ral.ucar.edu
Wisconsin Center for Origins Research @wicor.bsky.social Mission: Advance our understanding of the origins of life in the Universe through interdisciplinary research and education.
https://wicor.wisc.edu/
📸: Night sky above the Southern African Large Telescope (SALT), July 2017, Photo Jeff Miller/UW-Madison
Trina McMahon @quendi.bsky.social Loving microbes, water, genomes, computers, and Wisconsin. Proud GenXer. Mom to a very spicy 2e teen boy and a sassy little girl with big plans to change the world. #resist
Jennifer Biddle @jenbiddle.bsky.social Taking over the world one microbe at a time.
Taking myself not too seriously.
Greg Dusek @drgregdusek.bsky.social Physical oceanographer. Part-time data scientist. Tar Heel. Dad of 4. I build models to predict coastal hazards like high tide flooding and rip currents.
Chris Kucharik @chriskucharik.bsky.social Professor, Dept of Plant and Agroecosystem Sciences / Nelson Institute for Environmental Studies at the University of Wisconsin-Madison. Director, WI Environmental Mesonet (Wisconet)
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
Pete Buttigieg @petebuttigieg.bsky.social Husband, dad, veteran, writer, and proud Midwesterner. 19th US Secretary of Transportation and former Mayor of South Bend.
Zoe Amie Pierrat @zoeapie.bsky.social NASA Postdoctoral Program Fellow studying carbon and water
Plant girl
Occasional triathlete 
Hyltemossa Atmosphere Ecosystem Research Station Lund University @hyltemossa.bsky.social Part of @icos-ri.eu & @actris.bsky.social via @lund-university.bsky.social @icossweden.bsky.social & ACTRIS Sweden
More GHG research @lufluxes.bsky.social
✒️ @tobiasbiermann.bsky.social @adamkristensson.bsky.social
https://www.icos-sweden.se/hyltemossa
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
ESA Journals @esajournals.bsky.social Showcasing new research from the publishing portfolio of the Ecological Society of America, the world's largest community of ecologists @ecologicalsociety.bsky.social
Quinn Thomas @rqthomas.bsky.social Ecology, ecosystems, forecasting, data science; Professor and co-director of Virginia Tech Center for Ecosystem Forecasting
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.
The US Carbon Cycle Science Program @ccspo.bsky.social Community-focused program run through UCAR to advance C cycle science priorities across terrestrial, atmospheric, oceanic, and societal dimensions.
Jonathan Lambert @jonlambert.bsky.social Science journalist at NPR covering global health. Minnesotan in DC. jlambert1@npr.org. On signal @jonlambert.12
https://jonathanmlambert.com/
Environmental Data Science @envdatascience.bsky.social Environmental Data Science is an #OpenAccess journal @cambridgeup.bsky.social dedicated to the use of data science & AI to enhance our understanding of the environment. 
Ryan McLake @ryanmclake.bsky.social A father with the passion to keep my daughter’s future bright.
Thoughts are my own and don’t reflect any affiliations.
Alt National Park Service @altnps.bsky.social The official "Resistance" team of U.S. National Park Service. Our website: www.ourparks.org
Vincent Gauci @gaucigauci.bsky.social Exploring ecosystem interactions with the atmosphere and nature-based climate solutions. Forests, trees, peat, wetlands & all things methane. Art, gardening & #CFC enthusiast. My own opinions (may differ from yours).
https://bio.site/Gauci
Ida Bae Wells @nhannahjones.bsky.social TIPS: Email me at nhannahjones@nytimes.com or send a Signal nhannahjones.67 //Founder Center for Journalism & Democracy at Howard Univ// Staff writer at NYT Mag// Creator #1619Project// History blerd//Smart and Thuggish
UW Department of Atmospheric and Climate Science @uwatmossci.bsky.social Department of Atmospheric and Climate Science at the University of Washington. We'll post about our activities in education, research, and public engagement.
Bill Smith @wkolby.bsky.social Associate Professor @uarizona.bsky.social. Ecosystem ecology, ecophysiology, multi-scale remote sensing, drylands. Lab website: https://sites.arizona.edu/ecd-lab/; NASA ARID website: https://aridscoping.arizona.edu/
@saramandell.bsky.social @saramandell.bsky.social 
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
Michael J. Cramer @gsabrinus.bsky.social I'm a field ecologist who studies small mammal population and behavioral ecology. Faculty at University of Notre Dame and Assistant Director at @ndfieldecology.bsky.social
Evan Meeker @climate-meex.bsky.social 
Dr. Faft @thekissingfool.bsky.social Underground Surgeon - Mental Deficient - Pyschoanalyst to the Stars - Kissing Fool