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
California Environmental Justice Alliance (CEJA) @ceja.org Coalition of 10 grassroots orgs fighting for environmental justice in CA. We defend low-income communities of color on the frontlines of pollution to build healthy communities for all. Affiliate organization to @ceja-action.org
Environmental Justice Leadership Forum @ejlf.bsky.social We are a coalition of leaders dedicated to fighting for climate justice & protecting frontline communities suffering from the climate crisis.
https://linktr.ee/admin/links
Theo Detweiler @theodet.bsky.social 
Owen Tucker-Smith @otuck.bsky.social News associate at The Wall Street Journal
@josephine-cureton.bsky.social @josephine-cureton.bsky.social 
Amelia Davidson @ameliadavidson.bsky.social Writing about Congress and climate for POLITICO's E&E News. 
Earthjustice Action @earthjusticeaction.bsky.social Environmental laws are only as strong as the judges who uphold them. 501(c)(4) sister organization to @Earthjustice.org
Rebuild by Design @rebuildbydesign.bsky.social Rebuild is reimagining the way communities find solutions for today’s large-scale, complex problems through collaborative research and design-driven processes.
Visit us: rebuildbydesign.org
New Yorkers for Parks @ny4p.bsky.social NY4P is the citywide independent champion of quality open space. Founding member of the #PlayFair Coalition and the #DaffodilProject. Est. 1908
The Just Solutions Podcast @justsolutionspod.bsky.social The Just Solutions Podcast elevates the stories, expertise, and solutions of those most impacted by environmental injustice. Frontline communities are at the forefront of creating innovative, inspiring, and impactful solutions. 🌱🎙️🎧✊🏼
Platform for a Just Climate @ajustclimate.bsky.social We are work to advance economic, racial, climate & environmental justice for the well-being of all communities.
Cameron Pugh @cameron-pugh.bsky.social now: jr. writer/editor @csmonitor.bsky.social
previously: ER fellow @propublica.org, intern @wgbh.org • williams record alum🗞️
Sarah Jacobson @sarahjacobson.bsky.social Environmental economist at Williams College. she/her
https://econ.williams.edu/profile/saj2/
Dr. Laura J. Martin @laurajmartin.bsky.social Author of WILD BY DESIGN: THE RISE OF ECOLOGICAL RESTORATION (http://bit.ly/wildbydes) | Environmental Studies professor at Williams College | Working on global history of herbicides | https://www.ljanemartin.com/
Mason B. Williams @masonbwilliams.bsky.social Historian and associate professor at Williams College. My newest book, City of Fortune: Inequality and the Making of Contemporary New York, comes out with W.W. Norton on June 23.
Environmental Advocates NY @greenwatchdogny.bsky.social Owned by Environmental Advocates NY, the leading New York non-profit fighting for a safe climate, clean water and healthy communities. Retweets ≠ endorsements.
Hunter College @huntercollege.bsky.social Founded in 1870, Hunter is the largest college in the City University of New York (CUNY) and is one of the oldest public colleges in the country.
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
Nigel Jaffe @nigeljaffe.bsky.social Clinical psych PhD student, Penn State. Psychotherapy, personality, emotion. NSF GRFP. Previously McLean Hospital
Will Royce @willroyce.bsky.social Law student, sometime researcher, fan of the welfare state.
willroyce.substack.com
Green New Deal Network @gnd-network.bsky.social The hub of the Green New Deal Network
Sunrise Movement @sunrisemvmt.bsky.social We’re a movement of young people fighting fascism to win a Green New Deal | Text GND to 88504 for updates 🌅
linkin.bio/sunrisemvmt
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.
Jamaal Bowman Ed.D. @jamaalbowmanny.bsky.social First Black Congressman for NY16 2020-2024. Life long educator. Fighting for jobs and education not bombs and incarceration. Author. Unlocking our unlimited potential.
Builttowin.org
Cori Bush @coribush.bsky.social Mom, wife, pastor, and former nurse running to represent the people of Missouri’s 1st District in Congress. St. Louis Strong. ✊🏾 Email: info@coribush.org
➡️ Join us: https://linktr.ee/coriforus
Congresswoman Ayanna Pressley @pressley.house.gov Proudly serving the Massachusetts 7th.
https://linktr.ee/rep.pressley
Rep. Jamaal Bowman Ed.D. @repbowman.bsky.social Humbled to serve New York's 16th Congressional District. Providing updates on services and legislation. Member of Ed & Workforce and Science Space & Tech ✌🏿🫶🏿
Jane Patton @soopajane.bsky.social Campaigner for @cielorg.bsky.social. Louisianian. Lover. Fighter. Human. ⚜️ (climate) justice, (collective) liberation, and (unmitigated) joy for all ✊ she/her 🌸 opinions loud + always mine
Center for Biological Diversity @biologicaldiversity.org More than a million species could be lost to the Extinction Crisis in the coming decades. Learn about our work to save Earth's wildlife & wild places. www.biologicaldiversity.org
Canary Media Inc. @canarymedia.com Canary Media is an independent, nonprofit newsroom covering the transition to clean energy and solutions to the climate crisis.
🔗 https://www.canarymedia.com/subscribe-to-our-newsletters
Southern Environmental Law Center @selc.bsky.social We are the Southern Environmental Law Center. Nonprofit and nonpartisan, we’re one of the nation’s most powerful environmental defenders, rooted in the South.
Energy Innovation @energyinnovation.org Energy Innovation is an energy and climate policy firm working to accelerate decarbonization through unbiased, non-partisan research and analysis 🔌💡
https://energyinnovation.org/
Healthy Gulf @healthygulf.bsky.social Healthy Gulf's purpose is to collaborate with and serve communities who love the Gulf of Mexico by providing the research, communications, and coalition-building tools needed to reverse the long pattern of over exploitation of the Gulf's natural resources.
Jill Tauber @jilltauber.bsky.social VP of Litigation for Climate & Energy @Earthjustice, mom, coffee dependent. Posts are my own.
Center for American Progress @americanprogress.bsky.social The Center for American Progress is dedicated to improving the lives of Americans through ideas and action. https://secure.actblue.com/donate/center-for-american-progress-1
Heatmap News @heatmap.news A new media company focused on the biggest story of our time: climate change. Subscribe to our newsletter at https://heatmap.news.
Grist @grist.org We're a nonprofit news org dedicated to telling stories of climate solutions and a just future. Get our journalism in your inbox: https://grist.org/subscribe/
Mahyar @mahyar-sorour.bsky.social Proud Iranian-American, Forever a Minnesotan | Director, Beyond Fossil Fuels Policy @SierraClub | Environmental Justice Activist | Posts Are My Own
GreenLatinos @greenlatinos.org A comunidad of Latino/a/e leaders fighting for political, economic, cultural and environmental liberation 🌳 ✊🏿✊🏽✊🏼✊🏻💚 #LuchandoPorLaLiberaciónAmbiental
Center for Progressive Reform @progressivereform.bsky.social https://progressivereform.org/
Progressive policy for the public good
🌎 Climate Justice
🌐 Public Protections
🏛 Responsive Government
National Audubon Society @audubon.org Audubon protects birds and the places they need, today and tomorrow.
Moms Clean Air Force @momscleanairforce.org We are a community of 1.6 million moms and dads united against air pollution—including the crisis of our changing climate—to protect our children’s health!
Www.momscleanairforce.org
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.
Joshua Low @joshuaklow.bsky.social Climate Communications, Campaign Strategy & Transformational Organizing| Partnerships Director at Yale Program on Climate Change Communication 
Sabin Center for Climate Change Law @sabincenter.bsky.social Columbia Law School & Columbia Climate School's Sabin Center for Climate Change Law develops legal tools to combat the climate crisis: https://climate.law.columbia.edu/
Metro @wmata.com Official Bluesky page for WMATA, aka Metro, the major public transit provider in the National Capital Region, serving Washington DC, Maryland and Virginia.
wmata.com
Rep. Raúl Grijalva @repraulgrijalva.bsky.social Former Ranking Member @naturalresources.bsky.social
Chair Emeritus @usprogressives.bsky.social
Member @democrats-edworkforce.house.gov
#MustacheCaucus
Proud Rep for the 7th District of Arizona 🌵☀️
LCV – League of Conservation Voters 🌎 @lcv.org Building political power to protect people and the planet since 1970. Because our Earth is worth fighting for. lcv.org
Text LCV to 278-652 🌎
Run for Something @runforsomething.net We recruit & support young leaders running for state + local office in all 50 states + D.C. in order to build long-term sustainable power.
If you want to run for office, we're here to help you.
runforsomething.net
CAP Action @americanprogressaction.org Holding our leaders accountable and fighting alongside @americanprogress.bsky.social to improve the lives of all Americans through bold, progressive policies.
linktr.ee/fightforprogress
ProPublica @propublica.org Investigative journalism in the public interest. Headlines and (sometimes literal) receipts.
propublica.org
Sonal Jessel @sonalj.bsky.social Proud M.P.H.; Environmental and energy justice policy, building solutions for a just transition & healthy housing ✨
Building Power Resource Center, Climate & Community Institute, Collectrify
Haley Crim @haleycrim.bsky.social Climate literacy + just transition @ MIT
Saving climate info @climate.us + www.climateliteracy.earth
Formerly @ NOAA Climate and USGCRP
she/her, opinions mine
Rachel Wissner 🌿🌞 @rachelwissner.com Activist, organizer, photographer. Environmental justice advocate + drug policy reformer. Vegan. Views mine. 🏳️🌈
📍Manaháhtaan
Maxwell Frost @maxwellfrost.bsky.social Organizer, Musician, Floridian, and Congressman (FL10).
https://linktr.ee/maxwellfrostfl
Jasmine Crockett @jasmineforus.bsky.social Candidate for US Senate | Congresswoman #TX30 | Civil Rights & Criminal Attorney | Progressive | Fmr. St. Rep. HD100 | DST 1913 🐘🔥| She/Her/Ella | #TEXASTOUGH
Rewiring America @rewiringamerica.bsky.social Rewiring a new energy story for American households ⚡ rewiringamerica.org
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
Texas Environmental Justice Advocacy Services @tejasbarrios.bsky.social T.E.J.A.S promotes environmental protection through education, policy development, community awareness, and legal action. https://www.tejasbarrios.org/
CEJA Action, a Project of Beyond Impact @ceja-action.org We defend communities on the frontlines of pollution through advocacy and energy justice. 501c4 Affiliate org to @ceja.org.
Ad paid for by CEJA Action PAC, A Project of Beyond Impact. Not authorized by a candidate or a committee controlled by a candidate.
Elizabeth Warren @warren.senate.gov U.S. Senator, Massachusetts. She/her/hers. Official Senate account.
https://substack.com/@senatorwarren
Hip Hop Caucus @hiphopcaucus.bsky.social We’re fighting for racial, climate & economic justice. Welcome to the beat of a movement. ✊🏾 | Text HIPHOP to 79591
Environmental Data & Governance Initiative @envirodgi.bsky.social EDGI works to build environmental data and governance systems that are more just, equitable, and effective.
Website: envirodatagov.org
Newsletter: https://tinyurl.com/cf3rjd46
Volunteer: https://envirodatagov.org/volunteer/
Public Environmental Data Partners @publicenvirodata.bsky.social Preserving and providing public access to at-risk federal environmental data https://screening-tools.com/
Eric Nost @ericnost.bsky.social Associate Professor of Geography at the University of Guelph, member @envirodgi.bsky.social
Tejada @mtejada24.bsky.social Advocate for health, environment, and justice. Taking on big corporations to make polluters pay. Lifting up science and democracy for a better future.
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/
Julian Marshall @julianmarshall.bsky.social Air pollution researcher, University of Washington.
Brad Lander @bradlander.bsky.social Democratic nominee for Congress in NY-10. Dad Lander. Love unions, justice, seltzer, and NYC. #FightDontFold
https://linktr.ee/bradlander
Zohran Kwame Mamdani @zohrankmamdani.bsky.social Mayor of New York City
Dr. Jalonne L. White-Newsome (aka Dr. J) @drjalonneege2.bsky.social Former White House Federal Chief Environmental Justice Officer I CEO/Founder Empowering A Green Environment & Economy LLC I Public Speaker I Professor I Public Health, Climate Change Researcher I STEM Lover "Hope Dealer" I Environmental Justice Minister 
Democratic Socialists of America @demsocialists.bsky.social Democratic Socialists of America is the largest and fastest growing socialist organization in the USA. 🌹 Posts are not official statements.
www.dsausa.org
Join today at dsausa.org/join
FracTracker Alliance @fractracker.bsky.social Nonprofit dedicated to mapping, analyzing, and sharing data on oil, gas, and petrochemical impacts. Our insights: fractracker.org
For more information and direct links to current work, visit linktr.ee/fractracker.
Physicians for Social Responsibility - National @psr.org Guided by the values and expertise of medicine and public health, we work to protect human life from the gravest threats to health and survival.
🔗 https://psr.org/
Oil and Gas Watch @oilandgaswatch.bsky.social Public-interest investigative journalism covering the U.S. oil and gas industry. Sponsored by Environmental Integrity Project.
Learn more: https://linkin.bio/ogw
Yale Climate Connections @climateconnections.bsky.social We're a news service that helps you understand climate change and what you can do about it. Get climate solutions in your inbox: https://yaleclimateconnections.org/newsletters/
Manuel Salgado @manuelsalgado.bsky.social Environmental and climate scientist and environmental justice advocate. Texas A&M/University of New Mexico. Chicano son of immigrants and migrant farmers. Federal research manager for WE ACT (@weact4ej.bsky.social). Opinions my own.
New York League of Conservation Voters @nylcv.bsky.social We are New York's only statewide environmental organization fighting for clean air, clean water, renewable energy & open space through political action.
Adriano Espaillat @repespaillat.bsky.social Former undocumented immigrant turned progressive Congressman. Fighting #ForThePeople of NY-13. 💪🏽
The Nature Conservancy @nature.org Together, we can create a world where people and nature thrive. 🌍💚 Subscribe for real-world solutions to our planet’s biggest challenges: nature.ly/GlobalInsights
Natural Areas Conservancy @naturalareasnyc.bsky.social We champion and protect NYC’s 20,000 acres of forests and wetlands to create a sustainable future here and across the nation.
Learn more about NAC at naturalareasnyc.org
Riverkeeper @riverkeeper.org Defending the #HudsonRiver & protecting drinking water for millions of New York residents. 💧
NYCLU @nyclu.org We are the New York state affiliate of the American Civil Liberties Union (ACLU), fighting for the rights of all New Yorkers.
The Climate Reality Project NYC @climaterealitynyc.bsky.social Our mission is to educate, inspire & mobilize New Yorkers to take action and fight climate change at every level of society.
https://climaterealitynyc.org
Senator Ed Markey @markey.senate.gov Senator for Massachusetts. Ranker on Senate Small Business Committee & HELP Primary Health & Retirement Security Subcommittee. Fighting for a Green New Deal.
Metropolitan Transportation Authority @mta.info Visit mta.info for service information.
Download our official apps for real-time customer care: mta.info/apps
Gale A. Brewer @galeabrewer.bsky.social Council Member for the Upper West Side and Central Park | 27th Manhattan Borough President. Sign up for my weekly e-newsletter: http://bit.ly/BrewerNews
Office of the Public Advocate Jumaane D. Williams @advocate.nyc.gov Official account for the Office of New York City Public Advocate Jumaane D. Williams. For assistance, call 212-669-7250 or email gethelp@advocate.nyc.gov.
Transportation Alternatives @transalt.org The greatest city in the world should have the greatest streets in the world 🗽
Join us: transalt.org/connect
NYC DOT @nyc-dot.bsky.social Official Bluesky of the NYC Department of Transportation. Call 911 for emergencies & NYC 311 for non-emergencies. Not monitored. Occasionally out of pocket.
NYC Water @nycwater.bsky.social NYC Environmental Protection Making sure everything flows according to plan. Not monitored 24/7. 911 = emergencies. 311 = non-emergencies.
https://nyc.gov/dep
New York City Council @council.nyc.gov The New York City Council is the lawmaking body of NYC, led by @speakermenin.bsky.social
NYC Parks @nycgovparks.org New York City Department of Parks & Recreation is the agency responsible for NYC's public parks and recreational spaces. User policy: http://on.nyc.gov/1evyJgB
Mark D. Levine @marklevinenyc.bsky.social Comptroller of New York City.
linktr.ee/marklevinenyc
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
Bill McKibben @billmckibben.bsky.social Founder 350.org and Third Act, author The Crucial Years on substack https://billmckibben.substack.com/
Author of 21 books, beginning with The End of Nature
Office of NYC Comptroller Mark Levine @nyccomptroller.bsky.social Official account of NYC Comptroller. Working to hold NYC government accountable and secure a more just and sustainable future.
comptroller.nyc.gov
Environmental Defense Fund @envdefensefund.bsky.social Using bold solutions to build a cleaner, healthier world. We're finding the ways that work.
Sierra Club @sierraclub.org Explore, enjoy, and protect the planet!
sierraclub.org