Environmental Voter Project @environmentalvoter.bsky.social Cutting-edge national non-profit, working with thousands of volunteers to mobilize voters and grow the climate movement's political power.
🔗 environmentalvoter.org
Etienne Lalechère @etiennelalechere.bsky.social PhD Ecology
Jonathan A. Sullivan @dappermapper.bsky.social University of Wisconsin-Madison Nelson Institute for Env. Studies Asst. Professor. Researching inequality, climate, and institutions. More coffee please. https://jonathanasullivan.github.io
Jen Mapes @mapesgeog.bsky.social Community geographer, cartographer, pedestrian, cyclist. Author of "The New American Small Town: Lessons for sustainable urban futures" (West Virginia University Press, June 2025). https://communitygeography.kent.edu/
Climate Change AI @climatechangeai.bsky.social Tackling climate change with machine learning. We facilitate cooperation and provide resources for those working in this area. Share is not endorsement. // https://www.climatechange.ai/
Chaopeng Shen @chaopengshen.bsky.social Prof @PennStateCEE. Solving water and climate resilience problems with AI & physics-informed AI. Rivers, soil moisture, groundwater, landslide, all connected. Rethink H2O. Mhpi.info
Rohit Mukherjee @rohitmukherjee.space post doc Pacific Northwest NL
prev postdoc social pixel lab UofArizona
phd Ohio State Geography
urban environments, vegetation, flooding, built-up using satellites + deep learning
http://rohitmukherjee.space
Proceedings of the National Academy of Sciences @pnas.org Explore groundbreaking news and research from PNAS, one of the world's most-cited scientific journals. Discover its sibling journal, @pnasnexus.org, both official research journals of the U.S. National Academy of Sciences. Visit www.pnas.org for more info.
Aaron Reichlin-Melnick @reichlinmelnick.bsky.social Senior Fellow at the American Immigration Council. Commenting generally on immigration law and policy. Retweets =/= endorsements, views are my own.
Jessica McCarty @jmccartygeo.bsky.social 🔥🛰️🌱 Science, mainly.
🔵Nicer online than in-person.
⚪️Actual real-life Kentucky hillbilly, currently California resident.
🔴Personal account. I do not speak for my employer, all posts mine alone.
Kyle Mandli @mandli.bsky.social Applied mathematician, computational scientist and pickle expert.
@captimes.com @captimes.com
LWV Upper Mississippi River Region @lwvumrr.bsky.social 💧Helping YOU use your vote to protect the waters you love!
📍IA, IL, MN, MO, & WI
Wisconet @wisconet.bsky.social A network of 79 weather and soil monitoring stations in Wisconsin. We're growing with the support of the USDA Rural Partnerships Institute and Wisconsin Alumni Research Foundation.
Frederik Kratzert @kratzert.bsky.social Research Scientist @ Google Research. Working on the intersection of machine learning and hydrology. Located in Vienna, Austria.
NE Ohio Regional Sewer District @neorsd.org yes, really the Northeast Ohio Regional Sewer District in cleveland, ohio. Customer Relations: 216.881.8247
https://www.neorsd.org/social
Ufuoma (oo-fwo-ma) @doctorufu.bsky.social Incoming Asst. Prof UArizona Geography | Environmental Justice & Carceral Geographies | Founder of Toxic Prisons Mapping Project toxicprisons.com | itsufuoma.com
Heba Gowayed هبة جويد @hebagowayed.bsky.social Sociology prof at CUNY (Hunter & Grad Center) sharing her own thoughts. Maker of resistance humus. Author of REFUGE. Now writing on the violence & COST OF BORDERS. she/هي
https://linktr.ee/hebagowayed
لسه عايزين عيش حريه و عداله اجتماعية
Mar Mancha-Cisneros, Ph.D. @marmanchac.bsky.social Assistant Professor
Fisheries and Wildlife, Michigan State University
| inland fisheries, small-scale fisheries
marmanchacisneros.com
#SmallScaleFisheries #EquitableLivelihoods #SSF
MPR News @mprnews.org Minnesota news. Independent + nonprofit. Free thanks to members. Listen on air, read online or follow here ❤️
📷: The Minnesota Capitol building just after sunset on a spring evening, by Brian Bakst | MPR News.
Minnesota Star Tribune @startribune.com News from Minnesota and beyond. startribune.com
✅ startribune.com/subscribe
📪 startribune.com/newsletters
Esther Rolf @estherrolf.bsky.social Assistant Professor of CS at CU Boulder. I research statistical & geospatial machine learning.
Nicole Foy @nicolefoy.bsky.social investigative reporter covering immigration, labor and more for @propublica.org
signal: nicolefoy.27
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.
Kat Abughazaleh @katmabu.bsky.social Former congressional candidate and journalist trying to change politics for good :) | www.kapow.works/
Clarke Geagan @clarkegeagan.bsky.social Earth & Environmental Sciences PhD student at UNH. Mostly powered by caffeine and spite. My pronouns are they/them.
https://www.linkedin.com/in/clarke-geagan-a5a76b209
https://bog-goblin-games.itch.io/
Dr. Ryan E. Emanuel @waterpotential.bsky.social Lumbee scientist, educator, & engaged scholar. North Carolinian. Duke Professor studying water, climate change, environmental justice, & Indigenous rights. Author of ON THE SWAMP: FIGHTING FOR INDIGENOUS ENVIRONMENTAL JUSTICE. he/him. www.RyanEmanuel.com
Bob Kopp @bobkopp.net #Climate & sea level science + policy. Rutgers University. All views my own. www.bobkopp.net
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.
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.
ClimateFran @climatefran.bsky.social professor @UCDavis | climate change economist / scientist / general nerd | White House CEA 2022-23
https://franmoore.faculty.ucdavis.edu/
Dr. Aaron Thierry @thierryaaron.bsky.social Research analyst, ASRA. PhD candidate at Cardiff University researching the role of science and scientists in the climate movement. PhD in Ecology. Climate communications.
Adam Pollack @crispapoll.bsky.social Assistant professor @ Univ. of Iowa
Flood-risk management and decision support research
https://abpoll.github.io/
David John Gagne II @djgagnedos.bsky.social Machine Learning Scientist at NSF NCAR in Boulder, CO. Interested in the linkages among AI, weather, climate, disasters, and impacts.
Timon McPhearson @timonm.bsky.social Urban ecology and climate resilience scientist, IPCC AR6/AR7 Lead Author, NPCC Co-Chair, Founder/Director Urban System Lab, NYU
Dr. Andrea Dutton @drandreadutton.bsky.social Geologist. Obsessed w/ carbonates, isotopes, sea level & climate. Professor at Univ. Wisconsin-Madison. she/her
Jess Calarco @jessicacalarco.com Sociologist. Author. Professor. Roosevelt Institute Fellow. Expert on families, schools, kids, privilege, and power. Bylines in NYT, WaPo, MSNBC, Atlantic, etc.
"Other countries have social safety nets. The US has women."
www.jessicacalarco.com
Adaptation Futures 2025 #AF2025 @adaptationfutures.bsky.social Adaptation Futures is the world's premier climate adaptation event of the World Adaptation Science Programme (WASP). Bringing together researchers, policy makers, community and industry, online and in person. Christchurch NZ, 13-16 Oct 2025.
Andreas Sieber @andreassieber.bsky.social Energy & Climate Geopolitics
Head of Political Strategy @350.org
Energy Co-Lead, International Climate Policy Hub.
Views = my own
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
Jeremy Koster @jeremykoster.bsky.social Aligning incentives for better science - quality over status
Signer of DORA: https://sfdora.org/
Co-director of ENDOW project: https://endowproject.github.io/
Interdisciplinary socio-ecological scientist advocating for congruence of theory, data, and stats
Sechindra Vallury @sechindra.bsky.social Assistant Professor of Environmental Policy, University of Georgia.
Quantitative social scientist, climate adaptation, institutional economics, development studies
www.sechindravallury.com
Karen Attiah @karenattiah.bsky.social Martial Artist. Executioner of Mediocrity.
Ex-Washington Post.
Substack: https://substack.com/@karenattiah?r=2bz6j&utm_medium=ios
Rogue Radical Professor: @resistanceschool.bsky.social
Rep. Alexandria Ocasio-Cortez @ocasio-cortez.house.gov This account is maintained by federal staff to share services and legislation relevant to constituents of NY-14.
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
Dr. Jonathan Foley @globalecoguy.bsky.social - Executive Director, Project Drawdown drawdown.org
- Climate scientist, working on solutions
- Passionate about science, communication, and hope
- Minnesota based, Maine born
- Personal account / My views
Sara Smith @geogsara.bsky.social Love. Intimacy. Geopolitics. Political geographer at UNC-CH. Author of Intimate Geopolitics & Political Geography: a Critical Introduction. Insta @geogsara and @landbackabolition. Free 🇵🇸
https://linktr.ee/geogsara
Arizona Environment @uazenvironment.bsky.social Supporting the vast network of interdisciplinary environmental and sustainability work @UArizona. Powered by the Arizona Institute for Resilience 🦎🌵🌞🌎
Chanda Prescod-Weinstein 🌌 @chanda.blacksky.app Theoretical Astro/Physicist:
https://chanda.science
First book:
https://tinyurl.com/DisorderedCosmos
BUY MY NEW BOOK:
https://tinyurl.com/EdgeOfSpaceTime
Blog:
news.chanda.science
all Black/all Jewish. 🏳️🌈/agender/woman.
Posts by/for me🖖🏽
Governor JB Pritzker @govpritzker.illinois.gov Husband and father. Proudly serving as Illinois’ 43rd governor.
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
Megan Kimble @megankimble.bsky.social Texas political economy reporter @houstonchronicle.com, based in Austin.
Author of CITY LIMITS: Infrastructure, Inequality, and the Future of America's Highways
Professionally curious
ProPublica @propublica.org Investigative journalism in the public interest. Headlines and (sometimes literal) receipts.
propublica.org
Sarah J. Jackson @sjjphd.bsky.social Prof @ Penn studying media, race, tech, feminism, politics.
Author of A SECOND SIGHT (Mariner, 2026), co-author #HASHTAGACTIVISM (MIT Press, 2020) + more.
Typos and opinions both mine.
Co‑Director: @miccenter.bsky.social
Morgan Edwards @energymorgan.bsky.social Professor at the University of Wisconsin--Madison. Energy systems and climate policy. Check out my work at: climateactionlab.com
Raul Pacheco-Vega @raulpachecovega.bsky.social Full Professor @ FLACSO Mexico. I study comparative public policy, water governance, waste management, public administration, environmental politics, homelessness, eldercare and care work, mixed/experimental methods.
Climate and Community Institute @cplusc.bsky.social Climate and Community Institute is a progressive climate and economy think tank. We work with movements and progressive policy makers to pass new policy, improve implementation, shift narratives, and deepen coalitions. 🌱 http://www.climateandcommunity.org
Daniel Aldana Cohen @aldasky.bsky.social Political economy of climate emergency. Assistant Professor of Sociology, UC Berkeley; Director, Socio-Spatial Climate Collaborative, or (SC)2; Founding Co-Director, Climate and Community Institute @cplusc.bsky.social. A Planet to Win (Verso). he/him
Dean Chahim @deanchahim.bsky.social Anthropologist of engineering, cities, and the environment, recovering engineer, and personal chef to a toddler. | Writing about flood control and subsidence in Mexico City | Assistant Professor of Environmental Studies at NYU | deanchahim.com
North Carolina Institute for Climate Studies @ncstate-ncics.bsky.social NC State University's North Carolina Institute for Climate Studies. The North Carolina host of NOAA's Cooperative Institute for Satellite Earth System Studies. Based in Asheville, NC. More at https://ncics.org/.
Ali Sarhadi @asarhadi.bsky.social Assistant Professor @GeorgiaTech | Studying tropical cyclones, climate extremes, dynamic risk, and ML
https://sarhadi.eas.gatech.edu/
Ian James @ianjames.bsky.social Reporter focusing on water and climate change, Los Angeles Times. ian.james@latimes.com
Signal: ianjames.77
Brett Sanders @floodlab.bsky.social Chancellor's Professor
Civil and Environmental Engineering
Urban Planning and Public Policy
University of California, Irvine
floodlab.eng.uci.edu
Mirela G. Tulbure, PhD @mirelagtulbure.bsky.social Chancellor’s Faculty Excellence Program Professor in Geospatial Analytics, scientist, book lover
#floods #satellite data and AI, #Python
Lab: https://gaec-lab.netlify.app/
Maxwell Frost @maxwellfrost.bsky.social Organizer, Musician, Floridian, and Congressman (FL10).
https://linktr.ee/maxwellfrostfl
Zohran Kwame Mamdani @zohrankmamdani.bsky.social Mayor of New York City
Shannon Vallor @shannonvallor.bsky.social Philosopher/AI Ethicist at Univ of Edinburgh, FRSE. Co-Director @technomoralfutures.bsky.social and BRAID @braiduk.bsky.social, author of Technology and the Virtues (2016) and The AI Mirror (2024). Views my own. Humble servant to Carol and Puffin. She/her.
Dylan Connor @lifechances.bsky.social Computational Social Science | Professor, ASU Geography | CASBS Fellow 24-25, Stanford
🇮🇪
profconnor.github.io
https://x.com/Life__chances
Kevin Ash @scatterazure.bsky.social Hazards/disasters, vulnerability, risk perception & communication, resilience. Opinions mine alone.
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
Richard Eckman @richeckmanatm.bsky.social Atmospheric Scientist | Retired NASA Atmospheric Composition Modeling & Analysis Program (ACMAP) Manager | Yorktown, VA | 🇺🇦 | (He/Him)
Mira Anand @miraanand.bsky.social PhD student VU Amsterdam | usually making maps, thinking about water, & eating fruit 🥭 she/her 🌱
Liz Koslov @koslov.bsky.social Assistant Prof of Urban Planning, Environment and Sustainability, and Sociology at UCLA. Ethnographer of "managed retreat.” PhD in Media, Culture, and Communication from NYU.
Yoshira Ornelas Van Horne @yoshira.bsky.social Assistant Prof EHS @UCLA | Chicana Exposure Scientist 🇲🇽🇺🇸 | CBPR, Indigenous Health, EJ | Asst. Dir. @AgentschangeEJ | #firstgen
Northwest Climate Adaptation Science Center @nwcasc.bsky.social Federal-consortium partnership teaming scientists with natural & cultural resource managers to deliver science that helps fish, wildlife, water, land & people in the NW adapt to climate change. Home of @nwriscc.bsky.social. Hosted by @cig-uw.bsky.social.
Laura Martínez 🥑 @miblogestublog.bsky.social Professional Mexican and taco enthusiast. Opinions are mine, and not those of the New York Times because I don't work there. www.miblogestublog.com/about
Lisa Fazio @lkfazio.bsky.social Associate prof of psychology Vanderbilt Univ, studies how adults and children learn true and false information, she/her, lkfazio.com
Meg Fowler @megandevlan.bsky.social Climate scientist, sports enthusiast, and knitter.
Marcela Suárez @marcemiraval.bsky.social Maps and Spatial Data Science | Assistant Professor at University of New Mexico
| #rstats | She/her/ella
Iryna Dronova @irynad.bsky.social Environmental scientist, Associate Professor, UC Berkeley. Remote sensing, GIS, wetlands, biodiversity, urban ecosystems, natural climate solutions. Bridges among science, landscape practice, and policy. I stand with Ukraine. Opinions are my own.
Marianna Zhang @mariannazhang.bsky.social developmental cognitive scientist & postdoc @ NYU | social categories, development, language, climbing, caving | 🗽🌬️🌉🗽 | she/她
mariannazhang.github.io
Michael Reichert @reichertfroglab.bsky.social Behavioral ecology, animal communication, frogs and insects, bioacoustics, cognition, evolution. Associate Professor at Oklahoma State University. Not really into social media but can't deny it's occasional usefulness.
Lauren Kuehne @omfishient.bsky.social DEI, forever. Also bio/acoustics, freshwaters, invasive critters, technology + society, WA State stuff. Omfishient Consulting, mother, writer.
"The revolution WILL put you in the driver's seat"--Gil Scott-Heron
Yung En Chee @yungenchee.bsky.social Applied ecologist, conservation science, structured decision-making, spatial modelling, waterways research, she/her
#StayGrounded #NoFlyForWork #NoAISlopware
Proud to #PayTheRent
Rob Moore, Ph.D. @drrobmoore.bsky.social Assistant Professor, Educational Technology @ufcoe.bsky.social | Director @ideatelab.bsky.social | Research: MOOCs, microcredentials, digital ecologies | #GoHeels | Views are my own
Julie Libarkin @holdingupthesky.bsky.social Access, inclusion, equity, and justice - ALWAYS. Lives among the Anishinaabe peoples on occupied lands
Dr. David Miller 🏳️🌈 @davidimiller.bsky.social Physicist Turned Psychologist | Senior Researcher in #STEMed | Meta-Analysis Nerd | https://d-miller.github.io/
Also posts about 🧪 science funding to focus my attention.
Personal account. I don’t speak for my employer or any other orgs.
Tammie Visintainer @proftv.bsky.social Associate Prof Science Education | NSF CAREER climate grant (unlawfully terminated) | Race, place, heat, health |Transform school science | Former marine ecologist | Twin mom, surfer, mt biker, solo backpacker | Pro Humanity | #AbolishICE
Umbela - Tejiendo transformaciones sostenibles @umbela-org.bsky.social https://umbela.org/
Co-creación de procesos plurales de transformación hacia sostenibilidades compartidas
Co-creation of plural transformation processes towards shared sustainabilities
Jonathan Patz, MD, MPH @jonathanpatz.bsky.social Vilas Distinguished Professor
University of Wisconsin-Madison
Researching Climate Change & Health since 1990s: health co-chair for 1st US National Climate Assessment; lead author for UN IPCC; Elected Member of the National Academy of Medicine
Jaishri Srinivasan @jaishrijuice.bsky.social Adaptations, transformations, emergence in rivers, landscapes, fires, biodiversity, cities, communities, people. History/archaeology nerd. Aspiring polyglot.
ACLU @aclu.org A nonprofit, nonpartisan, legal and advocacy 501(c)(4) organization. Visit our site for more about us and our affiliated organization, the ACLU Foundation.
Robbie M. Parks @robbieparks.bsky.social Assistant professor at Columbia University
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
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
Caroline Tracey @cetracey.bsky.social escritora aridoamericana / Salt Lakes: An Unnatural History out now from WW Norton / cetracey.com
Indivisible Tucson Action Alliance @indivisibletucson.bsky.social We fight together to defeat MAGA, save democracy, and RESIST!
"Public sentiment is everything. With public sentiment, nothing can fail; without it nothing can succeed." - Abraham Lincoln
Ben Wikler @benwikler.bsky.social Host, This Is Wisconsin with @civicmedia.us | Author, This is the Plan: How to End America's Meltdown and Save Democracy | www.thisistheplan.com
Legal Geography @legalgeography.bsky.social We are the legal geography specialty group of the American Association of Geographers, and we care about the intersection of law and space. Find us online at legalgeography.com
Kyle Cranmer @kylecranmer.bsky.social Director Data Science Institute @UWMadison, Professor of Physics,
EiC @MLSTjournal. Physics, stats/ML/AI, open science.