Patrick Schröder @patricksch.bsky.social Senior research fellow at Chatham House
@michaelholder.bsky.social @michaelholder.bsky.social Climate & environment journalist - editor @businessgreen.bsky.social
CIWEM @ciwem.bsky.social 
Dr Chris Macdonald @drchrismacdonald.bsky.social 👨🔬 Scientist | Founder | Author
🏥 Health Tech🍴Better Protein
🏆 40 Under 40 in Science
🥇 Innovation of the Year
📍 University of Cambridge
🎯 On a mission to provide 1M free treatments in 2026
🔗 DrChrisMacdonald.com
Steve Witherden MP @stevewitherdenmp.bsky.social Dad, husband, teacher. Welsh Labour MP for Montgomeryshire and Glyndŵr.
Any casework or questions please email me directly at steve.witherden.mp@parliament.uk
Useful links: https://linktr.ee/stevewitherdenmp
Tom Hayes MP @tomhayesmp.bsky.social Labour MP for Bournemouth East 🌹 #AFCB 🍒 For casework, email: tom.hayes.mp@parliament.uk
Dr. Jeevun Sandher MP @jeevunsandher.bsky.social 🌹 Economist MP who loves the pub
Department for Business and Trade PPS
jeevunsandher.substack.com
Chris McDonald MP @chrismcdonaldmp.bsky.social MP for Stockton, Billingham and Norton
DisMember @dismember.co.uk http://dismember.co.uk/
Hansard: Cheat Mode Activated
Everything interesting MPs said since 2010, easily searchable, sortable, sliceable.
We also uncover interesting moments from the entirety of parliamentary history and share them regularly here.
SellaTheChemist @sellathechemist.mastodon.social.ap.brid.gy 🇺🇦🇺🇦 Born at 318 ppm CO2, UCL Prof, chemistry, climate change, energy waste, chemical weapons, #ClassicKit, bicycles, Lab_14, #UCLChemAirPoll. Timeblind […]
🌉 bridged from ⁂ https://mastodon.social/@sellathechemist, follow @ap.brid.gy to interact
@andyburnham.bsky.social @andyburnham.bsky.social Mayor of Greater Manchester
Henry Fudge @henryfudgeofficial.bsky.social A serious account of how Britain broke its own economy and what would actually fix it. Land, housing, productivity, and the political economy of decline, by an independent researcher, Economist, and startup guy now based in Switzerland 🇨🇭🏴 henryfudge.com
Michael Barnard, TFIE Strategy @michael-barnard.bsky.social Chief Strategist, TFIE Strategy. Reality-based decarbonization analysis: separating real transition progress from pilots, subsidies, announcements, orderbooks & hype. TFIE Strategy Briefing: briefing.tfie.io
Jess Twemlow @jtwemlow.bsky.social Sustainability Business Director at Ricardo. Supporting organisations in moving towards a more circular future. 
Tina Fawcett @tinafawcett.bsky.social Senior Researcher & Associate Professor, Environmental Change Institute, University of Oxford. Convenor, Oxford Energy Network. Fellow, Reuben College.
Alexandros Stefanakis @astefanakis.bsky.social Associate Professor@TUCrete 🔎Constructed Wetlands & Nature-Based Solutions Expert 🌎 President, International Ecological Engineering Society 🌾Chair, Wetland Systems Group, International Water Association ✒️Chief Editor, Circular Economy & Sustainability
Sarah O'Connor @sarahoconnorft.ft.com FT columnist, writing about work, technology & economics.
Pete Miles @petermiles.eurosky.social Ex- consultant, manager, marketer, engineer. Interested in Complexity, Systems and Collective Intelligence. GSOH (Brit)
Prof Mike Yearworth @mikeyearworth.bsky.social Problem Structuring · Problem Formulation · Soft Systems Methodology · Practice of Operational Research · Process Thinking · Facilitation · Group Support Systems · Co-Editor-in-Chief European Journal of Operational Research · CEng
Will Arnold @willarnoldengineer.bsky.social 
Robin Curtis @planetkooler.bsky.social Long term energy player. In more recent decades in deep geothermal and ground source heat pumps - throughout UK. Decarbonisation - mainly of heat. Responsible for: https://planetcooler.pythonanywhere.com/static/CO2Reg0.html. Personal linterest in #LongCovi
David K Smith @professor-dave.bsky.social York academic, chemist, gay widower, and (now) single adoptive Dad. Science, education, politics, life. Views personal. Award-winning food writer. (He/him) 🏳️🌈
Latest Cookbook: https://www.amazon.co.uk/dp/1739967038
MrSteveSmith @mrstevesmith.bsky.social Star 2nd trombonist. IET Academic Partnerships Manager
Ciaran McGuigan @ciaranmcg.bsky.social Finance Director at Zero Waste Scotland. Dog walker. Slowest cyclist in Portobello.
Victoria Collins MP @victoria-collins.bsky.social MP for Harpenden and Berkhamsted, Spokesperson for Science, Innovation & Technology, Liberal Democrat Vice President.
https://linktr.ee/victoria.collins.mp
Jay Hulme @jayhulmepoet.bsky.social Poet. Speaker. Educator. Performer. Adult, YA, and Children's poetry. Occasionally picture books. Lots of posts about churches. Unapologetically trans (he/him) jayhulme.com
Rebecca Montacute @beckymontacute.bsky.social Research Director at cross-party think tank @smfthinktank.bsky.social, prev @suttontrust.bsky.social. Expert on educational inequality/social mobility.
Trustee @inquest-org.bsky.social. MH campaigner in memory of mum. Views own. linktr.ee/beckymontacute
Matt Berkley @mattberkley.bsky.social Sentientism, food policy for desired/anticipated consumption patterns, plant-based food for climate, consumption behaviour, history and reporting of global goals, framing.
Catherine Mailhac @catherinemailhac.bsky.social Freelancer helping to connect people with each other and with nature. Evaluation, research, engagement, participation, partnerships, programming, interpretation. Mainly working in the cultural, heritage and environmental sectors. Carbon Literacy trainer.
Tom Hyde @tomjhyde.bsky.social Town planner working at the Environment Agency delivering flood schemes in Thames area. Ex-BRE/BREEAM with a focus on sustainability and decarbonisation - Heat Pump, Battery, Solar and EV at home.
David O’Doherty @phlaimeaux.bsky.social song and dance man
Stacia Bedford @staciabedford.bsky.social Design Thinker▫️Team Builder▫️Dynamic Disruptor▫️Innovation Enthusiast▫️Repeat Founder▫️Enterprise Educator
Nick Fitzhenry @nickfitzhenry.bsky.social Postdoc at CAMPOP & King's College, Cambridge
PhD in Economic History, LSE.
nicholasfitzhenry.co.uk
Research: death, disease & doctors during Apartheid
Methods: Applied econometrics & historical demography.
Teaching: Industrial Rev., History of Middle East
Miranda Green @greenmirandahere.bsky.social Yakking. Tippy tappy typing. Politics. Education. FT columns, Political Fix podcast and videos here https://www.ft.com/miranda-green - please check out Not Another One https://open.spotify.com/show/7u4nlhVNmzzZrLjmB7z137?si=dcf00d7580444ccb
Tom Cox @dj-acid-reflux.bsky.social “Hilarious.” - Stephen Fry. “Made me laugh out loud.” - David Sedaris. “Very funny.” - Kate Atkinson. "Psychedelic." - The Guardian. “Not humerus at all.” - Amazon reviewer. https://www.tom-cox.com/
Matthew Morris @matthew-morris.bsky.social Advancing Circular Economy & Whole-Life Carbon Across the Built Environment · Chair, CIAT Climate Society · Author of the ACAN Circular Economy Design Guide
Teen Vogue @teenvogue.com The young person's guide to conquering (and saving) the world.✨
Sign up for our politics newsletter: http://tnvge.co/PZWnEym
Sarah-Jane Dunlop-Potts @drsjpotts.bsky.social Lecturer for Mechanical Engineering at Swansea University| Sustainable Energy Solutions |STEM Outreach enthusiast 👩🔬 | Project Reimagine Energy🛝⚙️⚡ | Member of UK Young Academy |Views my own
Ned Boulting @nedboulting.bsky.social Name shouter
Kalle Saarimaa @kallesaarimaa.bsky.social Enthustiastic about circularity of materials, energy and green transition
COO | Board Member | Keynote Speaker
picture by: MySpeaker
Reid Derby @reid24hrs.bsky.social Engineer, Super-connector, Ecosystem Builder, Director @CyNam, Aegis Professor of Innovation @BristolUniEng, ADHD is my superpower, BEng MA MSc CEng FIET FRSA
Brian Groom @groomb.bsky.social Ex-Financial Times Assistant Editor. Ex-editor Scotland on Sunday. Author of 'Made in Manchester' and 'Northerners: A History'. 'These Isles' due Feb 2026.
Aidan McGivern @aidanmcgivern.bsky.social UK Met Office Meteorologist and Weather Presenter
Barry O'Kane @barryokane.bsky.social Software and digital expertise to enable fair, regenerative circular economies at happyporch.com
Also rewilding, single malts, slow travel and bad jokes.
Tara Button @tarabutton.bsky.social CEO of Buy Me Once, Finding the longest lasting products. Author, Speaker, Campaigning for a better products & shopping habits.
Buymeonce.co.uk
Mark O’Neill 🐻 @radiobeartime.com Ursine Plenipotentiary. Defrocked astrophysicist. Aire échta for hire.
Official sponsor of the 🐻 emoji
“O fish, are you constant to the old covenant?”
Was @marxculture on Twitter
DESNZ Answers @desnz-answers.bsky.social Bot account posting whenever the Department for Energy Security and Net Zero answers or corrects an answer to a written parliamentary question. Monitored by librarians in the House of Commons Library 
Wee Pond Project @weepondproject.bsky.social Encouraging the creation of lots of messy wee ponds for nature! 🐸💧
Offering free pond workshops for youth groups🐠
Brought to you by the Messy Ecologist 🦋🦫🌿🐝🌷
Matt Blois @mattblois.bsky.social Reporter covering clean tech, climate tech, food, and agriculture for C&EN
Mariana Cerca, PhD @marianacerca.bsky.social Researcher & Integrator 🌊 Ocean lover
♻️ Circular Bioeconomy 🔍The Human Side of Technologies & Ecosystems Regeneration 🔄 Policy & Regulations 🪸 Talking about Seaweed & Packaging
Kieron Flanagan @kieronflanagan.bsky.social Prof of Science & Tech Policy @uniofmanchester.bsky.social @mioir.bsky.social. Views own, RTs not. 🐝🇬🇧🇮🇪🇪🇺
The Messy Ecologist @themessyecologist.bsky.social I’m campaigning for more messy spaces for nature, join our messy mission and let’s Rewild together by doing less- and letting nature do the rest!
PhD researcher - Rewilding with Beavers 🦫
Founder of the Wee Pond Project 🐸
Raechel Kelly @raechelkelly.bsky.social Climate action, regenerative thinking, doughnut economics, circular economy. Mum stuff & rollerskates. Liminality, Neighbourhood connection in St Paul’s & local project Planet Chelt and The Greenhouse with Vision 21.
James Watson CEng, FIET @engineerlondon.bsky.social Engineer. Historian. Beer-Drinker. Publican's Friend. Hi-Fi Anorak. Technocrat. Patriot. Improving Husband. Feminist. “The Attenborough of the Relay Room”
Prof Nick Cowern 🌍 @nickcowern.bsky.social We're beginning to see the true sensitivity of climate to greenhouse gases, and it's bigger than almost anyone expected. A huge challenge to us all to avoid runaway climate. Energy transition, justice, sustainable buildings / agriculture / horticulture.
Ben Goldacre @bengoldacre.bsky.social Prof of EBM @UniOxford, author, Bad Science person, more... I run http://bennett.ox.ac.uk making tools+papers from data http://OpenSAFELY.org http://OpenPrescribing.net
ECHA - European Chemicals Agency @echa.europa.eu Welcome! We are an agency of the European Union 🇪🇺, protecting health and the environment through our work on chemical safety. Collaboration, knowledge and science from Helsinki.
🌐 echa.europa.eu/home
#ChemicalSafetyEU
#ECHAscience
Hun Park @climate-nature.bsky.social Communicating science and data, I illuminate the interconnectedness of climate action, biodiversity conservation, and energy policy. I translate complex information into clear narratives to drive informed decisions for sustainable solutions.
Helena O'Rourke-Potocki @ohelenka.bsky.social Circular Economy and Strategic Public Procurement Expert, ICLEI Europe @ICLEI.org - helping cities and governments adopt sustainable purchasing practices. Views are my own.
LinkedIn: https://www.linkedin.com/in/helenahop/ 
Paul Greenwood @paulrgreenwood.bsky.social Former: Collaborative relationships + management systems consultant to construction + service sector clients, + complex time-critical major projects, in UK + Far-East. Rethinking Construction pioneer. Member ISO-TC286 WG2+5. Ingénieur Européen. B@312ppm.
whimsy lohan @sexylikemeiosis.bsky.social ex VC, ex techbro, current mystery.
writing at http://contentsmayshift.substack.com
Barack Obama @barackobama.bsky.social Dad, husband, President, citizen. barackobamabooks.com
Sustainability & Circularity NOW @suscircnow.bsky.social Open Access Thieme journal @suscircnow, presents practical solutions to ensure essential products and processes remain effective and safe for both people and the environment.
Centre for Environmental Policy, Imperial @ic-cep.bsky.social Founded in 1977, we are Imperial College's unique interdisciplinary department conducting policy-focused research to solve environmental & sustainability issues
WATERSHED Investigations @watershed-i.bsky.social Award-winning independent not-for-profit investigative journalism in the public interest.
https://watershedinvestigations.com/
Watershed is:
@rachelsalvidge.bsky.social
@leanahosea.bsky.social
Posts by Chloe
Rob Shore @robshore.bsky.social Charlton & Ravens fan. FPL & fantasy football dabbling. Bradford HDRC data lead—health inequalities, data science, public comms, misinfo, and policy influence. NIHR research visitor at City & York: data viz for local authority decision-making.
Andreas Sieber @andreassieber.bsky.social Energy & Climate Geopolitics
Head of Political Strategy @350.org
Energy Co-Lead, International Climate Policy Hub.
Views = my own
John Skiles Skinner @skiles.blue I work on @securedrop.org
Former fed at 18F "deleted" by DOGE
🔗 https://skiles.blue/
Matt Round @mattround.com Making the web more fun with vole.wtf 🐹⁉️ @vole.wtf
https://mattround.com
Reuse Network @reusenetwork.bsky.social Supporting reuse charities across the UK to alleviate poverty, reduce waste and tackle climate change.
🖥️ https://reuse-network.org.uk/
Michael Stead @michaelstead.bsky.social Lecturer (Asst Prof/PhD) in Sustainable Design Futures @ Lancaster University School of Design + Imagination Design Lab - Circular Economy/Net Zero/Digital Technologies - https://www.research.lancs.ac.uk/portal/en/people/michael-stead
CaSE @sciencecampaign.bsky.social Campaign for Science and Engineering (CaSE) is the leading independent voice for UK R&D.
www.sciencecampaign.org.uk
Martin Smith @martinrsmith.bsky.social Head of Policy Lab, Wellcome. Science policy things, puns, cats
Chris Hutchings #ChoirsForClimate @hutchingsmusic.bsky.social Composer, climate campaigner, dad.
Main site: https://hutchingsmusic.co.uk
Songs trying to save the world: http://choirsforclimate.com
Listen: http://soundcloud.com/hutchingsmusic
Videos: http://youtube.com/@choirsforclimate
he/they, Edinburgh
UKRI Funding Opportunities @funding.ukri.org HI! This is an autopost account from @ukri.org. We don't monitor mentions or replies. 
Will Allen @willallennz.bsky.social Sustainable development & co-design practitioner. Supports multi-stakeholder processes and constructive change. Sharing insights on systems thinking, adaptive management, evaluation, facilitation. More at https://learningforsustainability.net/
@womensartbluesky.bsky.social @womensartbluesky.bsky.social The original & only WomensArt created/ curated by art historian/author PL Henderson to celebrate/promote women in the arts.
Real art...real artists...No AI
Images © to respective owners
Frank Kumli @frankkumli.bsky.social Crafting Tomorrow: Transformative Innovation through Foresight, Systems Thinking, and Collaboration
https://futuring-alliance.com
Laura Morgan Forster @lauramorganforster.bsky.social Caring about net zero, better built environment and good wellbeing for all.
Leeds Sustainability Institute @leeds-lsi.bsky.social The Leeds Sustainability Institute is based in the School of Built Environment, Engineering and Computing at Leeds Beckett University.
https://www.leedsbeckett.ac.uk/research/leeds-sustainability-institute
what3words ///spark.drives.study
Prof. Peter Madden, OBE @thepmadden.bsky.social Built environment futures. Strategic foresight for urban development with vividfutures.co.uk ; Professor of Practice, Future Cities, Cardiff University; member APF, Future Matters Collective.
Love sci-fi, street art, & football: Brentford FC & BCWFC
Julia Thrift @juliathrift.bsky.social People, places, public health
Lives in south London, interested in the world...
My own views, sometimes here: https://authory.com/juliathrift
Tim Sharrock @timsharrock.bsky.social Retired software engineer.
Alejandro Gallego Schmid @gallego-schmid.bsky.social Senior Lecturer at the University of Manchester
| #CircularEconomy | Proud member of Tyndall Manchester Centre for Climate Change | he/his
More info: https://research.manchester.ac.uk/en/persons/alejandro.gallegoschmid
Victoria Shaw @victoriashaw.bsky.social OD, leadership, innovation for systems transformation | NHS, Royal Free London FT | Previously Transformative Innovation Policy Consortium, Deep Transitions Lab, SPRU, University of Sussex | ♡ inc bookmarks
Rob Nicholls @robnichollscfo.bsky.social CFO, UK Based SME Advisor & Board Member, Innovate UK Innovation Champion & Advisor to UK scaleups
Aida Mehonic @amehonic.bsky.social Senior Researcher and Lead of the Research Application Management Team @ The Alan Turing Institute | Innovate UK Bridge AI Innovation Lead | She/Her
Innovate Finance @innovatefinance.bsky.social Innovate Finance is the independent industry body for UK FinTech supporting the next generation of technology-led innovators.
Gemma Arrowsmith @mmaarrow.bsky.social Comedy writer & actor. Doctor Who, Tracey Ullman’s Show, Beyond a Steel Sky, Justin’s House, Bravest Warriors, Horrible Histories
linktr.ee/gemmaarrowsmith
Steve Scott @steve-scott.bsky.social Public Engagement Lead at UKRI.
Enthusiast about people and their experiences and stories. Just my views.
David Strathdee @davidstrathdee.bsky.social Scientist, comedian and general nerd from Bothwell, Scotland. Does gaming, quizzing, tennis, comedy, and music. Alumnus of Only Connect and lover of puns. (He/him)
Helen Arney @helenarney.bsky.social Musical Theatre writer @firebrigademusical.bsky.social, The Unstoppable Letty Pegg. Sometimes geek songstress/scientist/stand-up. Mum x2. 1/3 fotsn.bsky.social. She/her. 📷 @idisukan.
Upcoming 🔥Fire Brigade🔥 shows: https://firebrigademusical.com/about/
Melissa Sterry @melissasterry.bsky.social Board-level Sustainable Innovation Strategist, Chartered Ecological Design Scientist, and Biofuturist specialising in complexity and resilience at the interface of human and non-human systems www.melissasterry.com
Doughnut Economics Action Lab @doughnuteconomics.bsky.social Turning #DoughnutEconomics from a radical idea into transformative action, together.
Robert Niven @robniven.bsky.social Founder & Board member at @carboncure.bsky.social. On a mission to transform #Concrete from a #Climate challenge into a global #CarbonUtilization solution. Love to climb & surf kayak.
Sciencewise @sciencewise.bsky.social Working with policymakers and researchers to meaningfully involve the public in policymaking. We are a consortium with UKRI, British Science Association and the National Co-ordinating Centre for Public Involvement. More here: www.sciencewise.org.uk
Good Homes Alliance @goodhomesalliance.bsky.social Promoting quality sustainable homes and communities for a healthy, low carbon future (Image - Marmalade Lane. Credit - David Butler)
Carolyn Kousky @ckousky.bsky.social Insurance nerd. Nature lover. Risk manager. Mother. Trying to be an optimist.
carolynkousky.com
Founder of Insurance for Good.
Fiona N. Brown, AMRIN @fionanbrown.bsky.social UNFCCC TEC Representative. Ambassador, DE-GSJ University of Cambridge. Law UCLouvain. Top 25 Environmentalist Under 25. Writer.
https://linktr.ee/fionanbrown