Joshua Foust 🪖🎮 @joshuafoust.com Made the CommSky Starter Pack https://go.bsky.app/QkcgePD
Assistant Professor at Syracuse. I study public relations, military policy, video games, and queer theory. Happily 🏳️🌈.
Helen Czerski @helenczerski.bsky.social Physics, bubbles, oceans, hot chocolate and curiosity. Professor at UCL, writer, broadcaster. Author of Storm in a Teacup and Blue Machine https://linktr.ee/helenczerski Co-host of BBC Radio 4's Rare Earth
Darren Buck @bikepedantic.bsky.social Former USDOT FHWA ped/bike research & policy lanyard-collector. Now fighting back full-time, however I can. Aspires to have health insurance again one day. Cambridge, MA.
Kate Collier @positivelyplayful.bsky.social (she/her) Play and playfulness. Cycles to get places. Worcester, UK
The Xylom @thexylom.com Take root and flourish in a healthier planet.
We cover everything you need to know about the world's most pressing health and environmental disparities.
Get newsletter: newsletter.thexylom.com
Donate: https://fnd.us/sustain-the-xylom?ref=cr_1EHOhb
The Cosmic Shambles Network @cosmicshambles.com Independent creators of content for the curious. cosmicshambles.com | patreon.com/cosmicshambles| youtube.com/cosmicshambles
Jo Michell @jomichell.bsky.social Professor of economics at UWE Bristol. Chair of Post-Keynesian Economics Society. Progressive Economy Forum council member. Interested in macro, finance, banking, climate change, inequality, demographics.
https://people.uwe.ac.uk/Person/JoMichell
Jillian @bookworm17.bsky.social Glaswegian
@fifeenv.bsky.social @fifeenv.bsky.social 
Roads.org.uk 🏳️🌈🏳️⚧️ @roads.org.uk I write about UK road infrastructure and history! Join me for updates and other stuff from the UK's favourite roads website, www.roads.org.uk
6TownsMart @6townsmart.bsky.social Cyclist, beerlover. Stoke & Leeds
Sanne Dijkstra-Downie MSP 🔶 @sannedd.bsky.social Lib Dem MSP, Edinburgh Northern and Cllr for Forth. Mum. Previously fundraiser & face painter. 🔶 🌍
Promoted by S Dijkstra-Downie at 4 Clifton Terrace, Edinburgh, EH12 5DR
Casework: Sanne.Dijkstra-Downie.msp@parliament.scot
Anat Shenker-Osorio @anatosaurus.bsky.social Host of Words to Win By, a podcast about progressive wins around the world and how we achieved them. https://wordstowinby-pod.com/
Researcher, message maker, campaign strategist to progressive and Democratic causes here and abroad.
Keith Irving @keithirving.bsky.social CEO of Cycling Scotland. Foundation of Hearts supporter. PACTS trustee. Personal views.
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.
Pedal on Parliament #pop26 @pedalonparliament.org We’re back! In 2026 we Pedal on Parliament for a cycle-friendly Scotland, on Sat 30th May at 11.30am - Middle Meadow Walk to Holyrood, Edinburgh on closed roads. Find your nearest feeder ride on our Website
#ThisMachineFightsClimateChange #pop26
Eccentrist Dad @slothlydad.bsky.social Vintage 70s frame running GenX OS, patched to woke-1.9.1stable.
Bikes, synths, maps, code, LCC, homegrown, homebrewed, climate, G/green.
Croydon & Sarf London.
Personal views only. Does things you've not heard of for people you have.
Andy Churnwell @churnwell.bsky.social Broadcaster on Emblem Digital and Superdrug FM. Leader of Revorce. Hard centrist. Landlord ally. yarisandy@blueyonder.co.uk
Cycling UK in Scotland @cyclingukscotland.bsky.social Enabling and inspiring more people to cycle more often in Scotland. We deliver behaviour change projects and campaign to make Scotland a better place to cycle.
cyclinguk.org
Emmanuel Grégoire @egregoire.bsky.social Maire de Paris
By Cory Doctorow (GPG 0xBF3D9110957E5F4C) @doctorow.pluralistic.net I post long threads. Writer (sf novels, etc); blogger (pluralistic.net); activist (eff.org). Latest book: "The Reverse Centaur's Guide to Life After AI" Buy my books (DRM-free!) at craphound.com/shop.
Olav Elgvin @olavelgvin.bsky.social Social scientist in Norway doing research on religion & politics and Muslims in Europe. Also trains, bikes, politics, and music. Now tax the rich and don't eat the animals
Planning Aid Scotland @planningaidscot.bsky.social Helping you navigate Scotland’s planning system since 1993. Free, impartial and confidential advice. Training. Community Engagement. Volunteering.
pas.org.uk
Urban Truth Collective @urbantruth.bsky.social A new communications-focussed collaboration launched to champion the truth and fight disinformation about how to make better cities for people. Formed by @brenttoderian.bsky.social @tomflood.bsky.social @grantennis.bsky.social.
www.UrbanTruthCollective.com
Kidical Mass London @kidicalmasslond.bsky.social London kids riding together for safer streets #KidicalMass #KidicalMassLond #StreetsForKids Next ride 20th Sep ‘26 11am close to St Paul’s to Marylebone 🚲 🚲 🚲 🚲 🚲 🚲 🗓️
Love is the Message Podcast @lovemessagepod.bsky.social Love is the Message: Music, Dance & Counterculture.
A podcast hosted by Tim Lawrence & Jeremy Gilbert.
Tune in, Turn on, Get Down!
www.LoveistheMessagePod.com
Patreon.com/LoveMessagePod
Robin Ince @robinince.bsky.social Patreon.com/robinince for blog posts and podcasts
Politics of Cars @thismachinekillsfascists.bike Car culture dominating society is social murder.
Posts are mostly about the US, sometimes focused on parenting.
sometimes writing more at https://politicsofcars.beehiiv.com/
Calgary Climate Hub @calgaryclimatehub.ca A diverse group of Calgarians coordinating & mobilizing local climate change action. #yyc #yyccc #ClimateChange #ClimateAction #ClimateSky
Climate and Transit @climateandtransit.bsky.social A focus on city planning,transit planning and sustainability!
“Train good and car bad!”
Seth Klein @sethdklein.bsky.social Past Team Lead, Climate Emergency Unit; author of "A Good War: Mobilizing Canada for the Climate Emergency"; columnist w/ Canada's National Observer; former social justice think tank director
https://www.sethklein.ca
https://sethdklein.substack.com
WRI Ross Center for Sustainable Cities @wrirosscities.bsky.social Helping cities make big ideas happen. A program of
@worldresources.bsky.social. Producer of http://TheCityFix.org. Home of #PrizeForCities.
Council for Canadian Urbanism @canurbanism.bsky.social The Council for Canadian Urbanism #CanU is a national organization of leading multi-disciplinary urbanists championing better city-building coast-to-coast! linktr.ee/canurbanism Conseil pour l'Urbanisme Canadien
15-Minute City @15minutecity.com The #15MinuteCity: putting people at the center of urban transformation.
Posts by Dan Luscher.
Matt Hutchins AIA @matthutchins.bsky.social Principal at CAST architecture, urbanist advocating for housing options, 15-minute cities and sustainable construction. Passivhaus proponent. Former AIA Seattle President and Seattle Planning Commission Co-Chair
Chris Dymond @chrisdymond.bsky.social *Interested in tech and cities*
Director of the Smart City Management masters programme at Zigurat Institute of Technology | Co-director of Sheffield Digital | Founder of Unfolding ltd.
Jessica de Heij @jdeheij.bsky.social 15-minute cities advocacy | Urbanism | Sustainability | 🇳🇱🇳🇿
Views are my own
📍Ōtepoti Dunedin, NZ
Kees van der Leun @sustainable2050.bsky.social 40 years of experience in the energy transition. Building Common Futures, a new energy transition consultancy.
Posts about energy, climate, Ukraine & more.
Also on Mastodon.
Reposts not an endorsement, views my own. #EnergySky
Yonah Freemark @yonahfreemark.com Transport / Housing / Land Use / Politics / @urbaninstitute.bsky.social / Le progrès ne vaut que s’il est partagé par tous / yonahfreemark.com / thetransportpolitic.com
EnergyFrin @energyfrin.bsky.social Associate Professor in Sustainable Urban Energy Systems #Complexity #ComplexSystems #Energy #Climate 
Amy Oen @amyoen.bsky.social Environmental scientist - working on risk, climate adaptation, NBS and urban issues - bridging the gap between climate information providers and users.
Geoffrey Singer @geoffreysinger.bsky.social Urban planner, climate action leader, transit enthusiast, map nerd. Check out my Toronto laneway and garden suites permits web map at https://arcg.is/1vTDSz
Jarrett Walker @humantransit.bsky.social Public transit planning consultant and commentator. Author of the book “Human Transit” and the blog HumanTransit.org. The consulting firm is jarrettwalker.com. Also obsessed with literature and plants.
Mike Lydon @mikelydon.bsky.social Co-Founder @ Street Plans | Co-Author #TacticalUrbanism, Smart Growth Manual, Streets for Pandemic Response + Recovery | Board Member @ Congress for New Urbanism | Creator Open_Streets Project | Léo + Luca’s dad | 📍 Brooklyn, NY 🚲 🚶 🚌 🌆
Sightline Institute @sightline.org Think tank cooking up nonpartisan policy research on housing, energy, climate, and democracy in Cascadia. 🧠🍳 Likes/follows ≠ endorsements.
Newsletters: sightline.org/signup
The Overhead Wire @theoverheadwire.com Jeff Wood is the host of the Talking Headways podcast and the publisher of The Overhead Wire daily newsletter. http://theoverheadwire.com
Sign up for our 20 year old daily newsletter here: https://mailchi.mp/theoverheadwire/trial
Kent Lundberg @kentlundberg.bsky.social Sustainable transport and car optional cities. I lead a small company focused on public transport, urban design, parking reform and investment advice. Auckland, New Zealand.
Fietser @americanfietser.bsky.social "Fietser" (Dutch) 'feet-ser' Meaning: A Person Who Bikes For Transportation; Infrastructure, City Design, E-Cargo Bike Ambassador, Brasil 🇧🇷🔗, Train & Aviation Enjoyer
David Hsu @dhsu.bsky.social Professor studying cities, infrastructure, climate, energy, long bike rides, the Boston Celtics, & the drop serve. Personal account representing only me. Likes, reposts ≠ endorsements.
Daniel Firth @danielfirth.bsky.social City policy nerd - urban planner - modernism appreciator - map fan 🏳️🌈 🇸🇪
Mitt hjärta har en frusen inneboende med pajat självförtroende som inte mår så bra
Savannah Cox @savannahcox.bsky.social Asst prof at Sheffield Uni.
climate-changed cities, politics, and markets.
ICLEI CBC @cbc.iclei.org ICLEI's Cities Biodiversity Center is hosted by ICLEI Africa & works to mainstream #naturebasedsolutions across the world.
Join #CitiesWithNature now!
ICLEI Africa @africa.iclei.org ICLEI is a global network of more than 2,500 local & regional governments committed to #sustainable urban development.
Local action for global change!
Catherine Queen @catherinequeen.bsky.social Senior Lecturer in Planning @ Uni of Liverpool. Public disengagement from planning for energy futures, inclusive cities, climate communication.
American Public Transportation Association @apta-info.bsky.social APTA leads public transportation in a new mobility era, advocating to connect and build thriving communities.
Silvio Marcacci @silviomarcacci.bsky.social Senior Director of Communications, @energyinnovation.org. Board Advisor, @theicct.org + @co2bc.bsky.social. Tired dad.
Rage, rage against the dying of the light.
Tara Connolly @taraconnolly.bsky.social All things energy transition, climate justice and safe streets in the EU.
Formerly at Greenpeace, Friends of The Earth and Global Witness. Now working at @beyondfossilfuels.
Irish immigrant in Brussels.
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
Jon Burke🌍 @jonburkeuk.bsky.social Energy ⚡️ Waste ♻️ Transport 🚲 Public Realm 🌳
Words in HuffPost, Big Issue, Architects Journal.
Climate Emergency UK Advisory Board.
Enquiries - jonburkeuk@protonmail.com
www.jonburkeuk.com
C40 Cities @c40cities.bsky.social A network of city mayors delivering urgent climate solutions. Protecting the people and places we love. 🌳🌍🌆💚
http://www.c40.org/
Anuradha Mukherji @anuradhamukherji.bsky.social Social scientist. Working at the intersection of coastal climate adaptation, disaster recovery, land & housing, policy & governance.
Associate Professor|Community & Regional Planning @ ECU|www.anuradha.net
Pirate Name - Pearl
Alum, UC Berkeley & Texas A&M
Kian Goh @kiangoh.bsky.social Architect & urban planning professor @UCLA. Urban change & climate justice. Author of Form & Flow (MIT 2021) bit.ly/3Q92Mkd
Zachary Lamb @zacharylamb.bsky.social UC Berkeley, Department of City and Regional Planning.
'The Equitably Resilient City: Solidarities and Struggles in the Face of Climate Crisis' (MIT Press 2024)
https://mitpress.mit.edu/9780262549868/the-equitably-resilient-city
Sara Meerow @sarameerow.bsky.social Associate Professor, University of Colorado Boulder
My work focuses on urban resilience. I research and inform how communities plan for and govern climate hazards like extreme heat, green infrastructure, and climate change adaptation.
Andrew Rumbach @andrewrumbach.bsky.social Urban & regional scientist. Co-lead of the Climate & Communities program @urbaninstitute. Research & policy analysis on disasters, disaster recovery, precarious housing, land use, and adaptation. Sourdough enthusiast. https://andrewrumbach.substack.com
dr roger cremades @rogercre.bsky.social Climate Change, Complexity Economics, Systemic Risks, Cities, Cascades and Ecology @ Uni. of Leeds.
Complex systems insights for sustainable futures.
Assoc Prof FRSA https://is.gd/1alYNP + https://is.gd/PfiCiI
Into regional systemic risks. #Dolçainer.
Sara McTarnaghan @sara-mctarnaghan.bsky.social All things climate change, adaptation, and affordable housing. Social policy researcher and co-lead of the Climate and Communities Program at Urban Institute.
📍DC with past lives in SF Bay Area, Santiago and Austin. 
Ladd Keith @laddkeith.com Climate planner | Associate Professor & Director, Heat Resilience Initiative, University of Arizona | Helping cities plan for extreme heat 🏜️🏳️🌈 https://laddkeith.com
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.
Theo Lim @chaolim85.bsky.social Associate Prof, School of Community and Regional Planning, University of British Columbia
Environmental Sci and Planning | Local-Scientific Knowledge Integration | Urban Climate Adaptation
Jesse M. Keenan @jessemkeenan.com Favrot II Associate Professor of Sustainable Real Estate and Urban Planning, Tulane University https://jessemkeenan.com/
North: The Future of Post-Climate America (Oxford University Press)
https://global.oup.com/academic/product/north-9780197641613
Richard Dawson FREng @richdawson.bsky.social Engineer.
School of Engineering @newcastleuni.bsky.social
Researching the resilience and sustainability of water, infrastructure, urban areas in the face of global change.
@thecccuk.bsky.social Adaptation Committee member.
Joe Curtatone @joecurtatone.bsky.social President, The Alliance for Climate Transition (ACT). Former Mayor of Somerville, Massachusetts.
Rebecca Co @rebeccac0.bsky.social Fighting climate change via research, analysis, and accessible communication 🌎📚🔍
- Interests: science, cities, green infrastructure, urban heat, and sustainability
- Voracious reader, cinematic music lover; former environmental microbiologist
Ida Nilstad Pettersen @inpettersen.bsky.social Design research, sustainability, social practices, societal transformation, urban nature. Prof. at NTNU.
https://www.ntnu.edu/employees/ida.nilstad.pettersen
Greg Quetin @grquetin.bsky.social Scientist | Engineer | Cargo Bike Enthusiast. Romantic about the indelible nature of cities full of people living in every way imaginable. Day job - climate change, and the trees of it.
Felix Creutzig @efesce.bsky.social Bennett Chair University of Sussex and PIK Potsdam.
Climate change mitigation, especially cities, transport, and role of AI. Believes in human cooperation, urban planning, economics, and technologies. Make climate policy as if children matter. 
Diego Ramos Aguilera @d1egoramo5.bsky.social environmental engineering — university of southern california | researching heat in cities | interested in renewable energy, climate change, sustainable development, global south
https://s3research.usc.edu/about-us/diego-ramos-aguilera/
Sara Fuller @sarakfuller.bsky.social Geographer, Macquarie University, Sydney. Researching climate change, energy, activism, cities, communities and justice.
Eugenie Waters @eugeniewaters.bsky.social Family Physician | Climate Action | E-Cargo Bike Mom | Ottawa
Leaning in for sustainable healthcare systems, safe active transportation networks, urbanism, biodiversity at the community level, greening schoolyards, and getting off fossil fuels. 
How-Sen Chong @how-sen.com Toronto urban environmentalist. 20+ years in climate activism. Fancy degrees from McGill and Yale. Posts my own.
Driver against car dominance. Renewables x batteries maxxer.
https://how-sen.com/link
Thorfinn Stainforth @bxlthor.bsky.social Senior Policy Manager, Environmental Defense Fund Europe. Focused on climate, transport, and urban policy. Brussels based. Opinions are my own.
Paul Angelone @angelone.bsky.social Work at intersection of the built environment, climate, and sustainability but post mostly about urban(ish) things and family adventures! | Washington, D.C.
https://www.paulangelone.com/
Alessandro Rigolon @alerigolon.bsky.social Associate prof of urban planning. Research on green space equity, green gentrification, climate adaptation, and health equity. Love SLC, my family, and the great outdoors. Opinions (good or bad) are my own 🇮🇹🇺🇸 🌩️👀 rJgnW3igNgz7
Dr David R Brake @drbrake.bsky.social Journalist, policy wonk (transit, urban planning, EVs, climate, internet/media regulation), PhD (Media@LSE), dad, newly-adoptive Brightonian
TC (Tirthankar Chakraborty) @tchakraborty.bsky.social Earth Scientist @ Pacific Northwest National Lab; previously Yale (PhD '21); more previously IIT Kanpur (M.Tech '15)
| urban climate | aerosols | remote sensing | heat stress | Google Earth Engine | geospatial | machine learning |
https://tc25.github.io/
Dr. Dasaraden Mauree @dmauree.bsky.social Decarbonisation / urban adaptation / climate resilience / sustainability
Décarbonisation / adaptation des villes / résilience / durabilité
Group leader at WSP
Mauritius 🇲🇺
Switzerland 🇨🇭
France 🇫🇷
Isobel Braithwaite @izzybraithwaite.bsky.social Public health Dr/researcher, London - Climate & health, housing, urban sustainability
Mason Hickok @masonhickok.bsky.social Story Desk Editor at KENS 5 News | Bylines: @mysanantonio.com, KSAT 12 News, The Paisano | Trail running, film, and more | Portfolio: https://authory.com/MasonHickok
Aimee Rawlins @aimeerawlins.bsky.social Seattle-based writer + editor covering climate, cities, housing, transportation, and all the ways they intersect.
John Stehlin @jstehlin.bsky.social Urban/economic geographer focused on the political economy of urban sustainability and transportation, Department of Earth Science and Geography, Vassar College
Liam K McGrath @liammcgrath.bsky.social Forecasting & modelling for sustainable cities Transport for London🚇 Director at Leathermarket CBS affordable housing 🏢 Director se1.solar Community Energy ☀️ Urban history podcast yeoldeguide.com
Personal opinions
liamkmcgrath.com
Helen Macintyre @drhelenmac.bsky.social Principal Climate Change Scientist working on climate change & health including spatial modelling, urban environment, air quality, heat and cold, and co-benefits of climate action inc nature based solutions. Former geologist. PhD in Atmospheric Chemistry. 
Dr Lizzy Lowe @lizzylowe.bsky.social Working to create sustainable cities 🏙️
& ecosystems full of invertebrates 🐞
Inordinately fond of spiders 🕷️
Research Fellow at ECU 🌱
Ayana Elizabeth Johnson @ayanaeliza.bsky.social Marine biologist, writer, policy nerd. Co-founder Urban Ocean Lab, think tank for the future of coastal cities. In love with climate solutions.
Andy Barenberg @andybarenberg.bsky.social Economist. UMass Amherst/UMKC trained. Bike Commuter. Soccer Coach. Currently focused on making cities equitable and sustainable. 
Nina Kelly, PhD @nina-eliz.bsky.social asst prof of organizational communication | civic info & political participation/communication researcher | urban & regional planner (AICP) | MI—> CT | flâneuse | views are my own
TR Jeffery @trjeffery.bsky.social I lead a small govt organization at the intersection of water resources, climate resilience, and urban planning. Using nature based solutions to protect water resources and build resilience. Administrator at RPBCWD. Views expressed are exclusively mine.
Niki Frantzeskaki @nfrantzeskaki.bsky.social passion for research of/with cities, climate change, resilience & sustainability * urban nature-based solutions governance * professor of urban & metropolitan transitions & governance * she/her 🇬🇷🇪🇺
Harrison Watt @harrisonwatt.bsky.social Advocating for sustainable cities and active transport 🌳🚲🚶🏳️🌈