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
Peter Geoghegan @petergeoghegan.bsky.social Irishman in London. Founder of award winning investigative news site Democracy for Sale https://democracyforsale.substack.com/
Tim Harford @timharford.ft.com FT columnist, BBC journalist, author, host of Cautionary Tales, professional nerd.
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
UK Research and Innovation @ukri.org The UK’s largest public funder of research. Our mission is to advance knowledge, improve lives and drive growth.
#FundedByYou
Also autoposting to @news.ukri.org, @funding.ukri.org, @blogs.ukri.org and @events.ukri.org. Topic specific feeds coming soon!
Forest Research @forestresearchuk.bsky.social Research agency for the Forestry Commission.
Scientific services to support sustainable forestry.
Climate Change Committee @thecccuk.bsky.social The UK’s independent adviser on tackling climate change.
https://www.theccc.org.uk/
Science Museum @sciencemuseum.org.uk Welcome to the home of human ingenuity. We curate a world-renowned collection & organise exhibitions and events for over 3 million visitors a year. Read our community guidelines: https://www.sciencemuseumgroup.org.uk/smg-social-media-community-guidelines
Natural History Museum, London @nhm-london.bsky.social We’re the museum looking deeper into the Earth’s past to shape a new future where both people and planet thrive.
Protecting the planet, it’s in our nature. 🌍
House of Commons @houseofcommons.parliament.uk Where elected MPs represent the public, legislate, and scrutinise the Government. Find out more about their work and how Parliament happens.
Emma Mitchell @silverpebble2.bsky.social Sunday Times bestselling author: how nature & craft improve #mentalhealth |
BBC Springwatch | Etsy (silverpebble)| Creative & mental health workshops #AuDHD 🏳️🌈| Agent: Juliet Pickering
Cycling UK Official @cyclinguk.bsky.social 🚲 Happier, healthier and greener lives through cycling.
www.cyclinguk.org
Sunder Katwala (sundersays) @sundersays.bsky.social Director of @britishfuture.bsky.social
Author How to be a Patriot https://harpercollins.co.uk/products/how-to-be-a-patriot-why-love-of-country-can-end-our-very-british-culture-war-sunder-katwala?variant=40518936559694
Evertonian
Alexandra Endres @alexandraendres.bsky.social Journalist w/ @table.media and others | Mediator | Climate, Environment, Latin America | books abt Colombia, Mexico, climate litigation (w/ Roda Verheyen) | portrait pic: (c) Elfriede Liebenow | header pic: Xochimilco.
Roberta Millstein 🌎🌱🐩🏊🏼♀🎶🥾 @cepaea.bsky.social Professor Emerit at UC Davis. Researches in the history & philosophy of biology and environmental ethics. https://www.RLM.net/
New open-access book w/ U Chicago Press: _The Land Is Our Community: Aldo Leopold's Environmental Ethic for the New Millennium_
Dr Paul Dorfman @drpauldorfman.bsky.social Bennett Scholar, Bennett Inst. Sussex University; Chair, Nuclear Consulting Group; Member, Irish Govt. Radiation Protection Advisory Committee; served as Secretary to UK Govt. scientific advisory Committee Examining Radiation Risks from Internal Emitters. 
Steve Peers @stevepeers.bsky.social Professor of EU and Human Rights Law. Usual disclaimers. Latest book: European Union Law, 5th edition, co-edited with Catherine Barnard.
Peter Stefanovic @peterstefanovic.bsky.social Lawyer, Filmmaker, Big Issue top 100 Changemaker 2024, CEO CAMPAIGN FOR SOCIAL JUSTICE https://www.cfsj.co.uk/
ForestNavigator Project @forestnavigeu.bsky.social Navigating European Forests and forest bioeconomy sustainably to EU climate neutrality. (https://www.forestnavigator.eu/)
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
Nicholas D Carter @nicholasdcarter.bsky.social 🌳 Director of Environmental Science at Game Changers 2.
🌎 Research Fellow at Project Drawdown: climate solutions focused on food, agriculture & land.
🌱 Co-founder of iffs.earth
Richard K Broughton @richardkbroughton.bsky.social Research Ecologist working on birds, mammals, forests, farms, hedgerows, woodland natural colonisation. Marsh Tit & Wood Warbler studies. Editor-in-Chief of the journal Bird Study: https://www.tandfonline.com/journals/tbis20
Views are mine.
🌻FreshAirHikes 🌻 @freshairhikes.bsky.social Celebrating nature, from mountains to moss with raw unedited photos. WA based.
Instagram: https://www.instagram.com/freshairhikes/
Graeme Lyons @graemelyons.bsky.social Freelance entomologist specialising in reserve management, conservation grazing, rewilding & farming. 2nd place pan-species listing. Spiders. Bugs. Grew up below poverty line. AuDHD. Writing this https://pelagicpublishing.com/products/pan-species-listing
Jim Dixon @jimdixonwriter.bsky.social Write for The Times, my book is Scattering Plenty, work with brilliant conservation charities & I sell books. Progressive liberal, never very impressed by political right. Represented by Northbank. Leisure time by rivers and immersed in culture and nature
IUCN UK Peatland Programme @iucn-uk-peat.bsky.social Research & news on UK peatlands from the International Union for the Conservation of Nature (IUCN) UK Peatland Programme.
Acyn @acyn.bsky.social Senior Digital Editor for MeidasTouch.com
Clips made with SnapStream
Internet Hooligan...
The Empty City @davidallengreen.bsky.social Writes about law, history, and policy.
At The Empty City blog and elsewhere.
Birmingham/London. Janeite. #AVFC
www.theemptycity.com
Prof. Angel Hsu @profangelhsu.bsky.social Associate Professor of Public Policy + Environment at @UNC. Director/Founder of Data-Driven EnviroLab (datadrivenlab.org). 
Leverhulme Centre for Nature Recovery @naturerecovery.bsky.social Working to understand & support what it takes to deliver effective, inclusive & scalable nature recovery. https://naturerecovery.ox.ac.uk
Our talks in person & online: https://bookwhen.com/oxfordbiodiversitynetwork
Yadvinder Malhi @ymalhi.bsky.social Prof of Ecosystem Science at Oxford, working on #naturerecovery, especially loves tropical ecosystems; Director Leverhulme Centre for @NatureRecovery.bsky.social; Trustee @nhm-london@bsky.social; ex-President of @BritishEcolSoc.bsky.social ; CBE FRS
Michael E. Mann @michaelemann.bsky.social Scientist/Author/Speaker; Presidential Distinguished Prof/Director Center for Science, Sustainability & the Media, U. Penn; National Academy of Sciences; American Academy of Arts & Sciences; Royal Society; Tyler Prize
Jeremy Hance @jeremyhance.bsky.social He/him. Journalist #environment, #climate and #wildlife. Senior Contributing Editor at Mongabay. Also, author of Baggage: Confessions of a Globetrotting Hypochondriac. Toiling on a novel set in Ancient Greece. Loves D&D and good books too.
Rewild Scotland @rewildscotland.bsky.social Alan Hepburn - Teacher, Trustee SCOTLAND: The Big Picture, Scotland's Rewilding Charity and custodian of The Wildwood. Posts on Education, Biodiversity, Ecological Restoration. Views my own. https://www.the-wildwood.org.uk
Devon Culm @devonculm.bsky.social Registered charity, preserving and enhancing habitats on the Culm Measures in Devon.
www.devonculm.org.uk 
Fiona Mathews @fionamathews.bsky.social Professor Environmental Biology. #wildlife #conservation. Red List British Mammals; State of Nature UK; Black Ops & Beaver Bombing. Loves bats. Project on Andean bears (Paddington!). Chair Mammal Conservation Europe. Sussex Uni @MathewsFiona (X). 🦇🐻🌍🐾
MeidasTouch @meidastouch.com The fastest growing independent news network in the world. We cover breaking news, politics, law and more. We are unapologetically pro-democracy.
Jen Cross @jencross.bsky.social Engineer by day | Nature & landscape photographer | Birds, bugs, spiders | Friend of animals that scare people | Be decent & kind | she / her | IG heyjencross
📸www.jencrossphoto.com
Daisy Dunne @daisydunne.carbonbrief.org Associate Editor @carbonbrief.org 🌍
London via 🇮🇪🇵🇸🇦🇹
Sign up to our free weekly climate newsletter: http://carbonbrief.org/debriefed/
Annie Leymarie @annieleymarie.bsky.social Nature / Climate / More-than-humans / Degrowth / Social justice / Food, Farming and Land Use / Energy / Retrofits / Transport... with typos
London
Pandora Dewan @pandoradewan.bsky.social Science News | Nature | Curiosity ✨
🌿Science journalist and presenter
✍️Trending News Editor @Livescience.com
📚Prev. Senior Science Reporter @Newsweek
🎥 Regular science videos here: https://linktr.ee/pandoradewan
George Takei @georgetakei.bsky.social Husband, Actor, Activist, Uncle George to the Internet 🖖
Vincent Wildlife Trust @vincentwt.bsky.social Vincent Wildlife Trust is celebrating 50 Years of Innovative Mammal Conservation and is a charity working across Britain, Ireland and mainland Europe to safeguard threatened mammals. Account monitored Mon to Fri, 9am-5pm.
RSPB @rspb.bsky.social Filling these blue skies with birds, and saving nature while doing it.
🦅🦆🦉🐦🐤🐧
Our Website: https://brnw.ch/21wQQ1O
Cover photo: Aintright 📷
British Nature Guide @britishnatureguide.bsky.social Interested in all the natural world has to offer, with a particular focus on Birds, Moths and Butterflies. Also quite keen on Fungi, Plants, Mammals, Reptiles, Amphibians, Fish and Insects. Did I leave anything out? Supporting #BirdsSeenIn2026
itch.io @itch.io Open indie game marketplace and DIY game jam host
Account support? Email support@itch.io
❗📢 You can use your itchio URL as your Bluesky username, check here: https://itch.io/user/settings/bluesky
Lucy Fisher @lucyfisher.ft.com Whitehall editor at the Financial Times 🗞️
Host of the FT’s award-winning ‘Political Fix’ podcast🎙️Author 📚
John Walters @johnwalterswildife.bsky.social Wildlife artist and ecologist based in Buckfastleigh, Devon, UK
IPES-Food @ipes-food.org We are the International Panel of Experts on Sustainable Food Systems (IPES-Food) : a global think-tank guiding action for #sustainable #foodsystems around the world.🌍
🌱 Follow us for all things #food, #hunger, #climate.
➡️ https://ipes-food.org
Katharine Rimes @krimes.bsky.social Prof. of Clinical Psychology. University of Plymouth, UK. Love nature photography/art & poetry. Posts/likes are personal opinion only.
John Farrell @johnffarrell.bsky.social Distributed energy nerd | Anti-monopoly policy guy @ ILSR | Making clean power local + fair | 📍Minnesota dad energy 🔌💡
Our World in Data @ourworldindata.org Our World in Data is a free, nonprofit website with a mission to increase understanding of the world’s largest problems and drive informed action to solve them. Based out of Oxford University (@ox.ac.uk), founded by @maxroser.bsky.social.
Mark Cuban @mcuban.bsky.social Entrepreneur
Costplusdrugs.com
European Research Council (ERC) @erc.europa.eu European Research Council, set up by the EU, funds top researchers of any nationality, helping them pursue great ideas at the frontiers of knowledge. #HorizonEU
Vanessa Rowlands @vanessarowlands.bsky.social Focus local with actions that positively impact on nature, climate & communities
Be kind to yourself💚
🌱Chair of South Downs National Park Authority 🌱Chair National Parks England🌱Cuckmere Valley
all views my own, obvs
#BeCurious
#Connection
VegPlotter: Online Vegetable Garden and Allotment Planner @vegplotter.com The best online Vegetable Garden & Allotment planning software to get you organised in the garden.
Fully featured garden planner vegplotter.com
Frost dates and growing zone calculator frostdates.com
@rru.eurosky.social @rru.eurosky.social Rewilding enthusiast, Good Omens acolyte. I repost Moomins and cycling infrastructure as good things need sharing with the world.
Iain Soutar @isoutar.bsky.social Senior Lecturer in Energy Policy at the University of Exeter, UK. Researching change, inertia and public engagement in energy transitions.
https://experts.exeter.ac.uk/19656-iain-soutar
P(aul) Frazee @pfrazee.com CTO at Bluesky. Not a nerd.
Science X / Phys.org @sciencex.bsky.social Science X provides daily science news on research developments, technological breakthroughs and the latest science innovations.
Phys. org: https://phys.org/
Medical Xpress: https://medicalxpress.com/
Tech Xplore: https://techxplore.com/
Lauren Quinn @lquinnphd.bsky.social science writer
mom
former botanist
current plant nerd
introvert
still following covid precautions
Thames21 @thames21.bsky.social 💧Thames21 works to transform London and the Thames Basin into a healthier, more climate-resilient region with rivers that everyone can enjoy.💧
Katie Kulla @katiekulla.bsky.social 🌻 Author FARM-RAISED KIDS (Storey 2024)
🌱 Illustrator EDIBLE (Thames & Hudson 2023)
🥕 Podcaster GROWING FOR MARKET PODCAST
Freshwater Habitats Trust @freshwaterhabitats.bsky.social National UK wildlife conservation charity dedicated to reversing the decline in freshwater biodiversity.
www.freshwaterhabitats.org.uk
Leah Stokes @leahstokes.bsky.social Professor of climate + energy policy at UCSB. Alumni of MIT, Columbia and UToronto. Hosts "A Matter of Degrees" podcast. Cuts carbon pollution! Proudly 🇨🇦 Gardener 🌱 leahstokes.com; Newsletter: electricnotes.news
Rachel Burch @rachelburch.bsky.social Deeply unwell, deeply mossy, wheelchair user, Dartmoor photographer, old book lover and hedgehog whisperer. 🦔🦼📖 have been a photographer for 35 years.
https://thegreenlanesshimmer.etsy.com
DREAM @dream-eic.eu We are a #HorizonEU project developing sensing, dynamic lighting, and data-driven irrigation protocols for #IndoorAgriculture. 🌱 🛜
More at https://dream-eic.eu
Funded by the European Union – Grant agreement 101046451.
Views are those of the authors.
Bjerknes Center for Climate Research (BCCR) @bjerknes.uib.no Understanding climate for the benefit of society. BCCR is a collaboration on climate research between the University of Bergen, NORCE, The Norwegian Institute of Marine Research and Nansen Environmental and Remote Sensing Center. 
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
Dan Grey @dangrey.bsky.social Energy and transitioning from fossil fuels. Complex issues I try to shine a light on. Ex-UKAEA and Met Office, now working in community energy. Occasionally politics
Exeter, UK
Shelagh Fogarty @shelaghfogarty.bsky.social Broadcaster, Journalist, lover of swimming.
Find me @LBC 1-4pm or anytime @globalplayer. For work enquiries contact yellowpoppymedia.com …
Jonathan Portes @jdportes.bsky.social Professor of Economics and Public Policy, King's College London; Senior Fellow, UKICE. Immigration, economics, public policy. Personal views only; usual disclaimers apply. https://jonathandportes.github.io/
PLOS Climate @plosclimate.org Non-profit, Open Access and multidisciplinary journal for climate research.
We're an action-oriented community with high methodological and ethical standards, aiming to empower urgent action on climate change.
Homepage 👇
plosclimate.org
James Murray @james-bg.bsky.social Editor-in-chief of BusinessGreen, writing for a couple of decades or so about the environment, the economy, green politics, and the Climate Theory of Everything
Rachel Ramirez @rachelreports.bsky.social I write The Confluence newsletter. Former CNN Climate Writer. AAJA + Uproot Project proud. Based in NYC. Filipina American & daughter of the Northern Mariåna Islands.
Alasdair Cameron @alasdaircameron.bsky.social "Paradise never was a garden, but a waste of thorns".
Executive Director of @SomersetWildlands.Bsky.social - rewilding land in the Somerset Levels for all. Zoologist. Investigator. Campaigner. Bristol, UK.
www.somersetwildlands.org
Brandi Robinson @brobinson121.bsky.social local climate action / online education / sustainability in our curriculum / stained glass / bunnies / thrifting 
Dr Duncan Robertson @duncanrobertson.bsky.social Policy & Strategy Analytics academic at Loughborough University; Member, Independent SAGE; Fellow, St Catherine's College, Oxford.
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
David Ho @davidho.bsky.social Climate scientist; ocean carbon cycle and climate solutions. Professor @soest.hawaii.edu, University of Hawaiʻi at Mānoa; Visiting Faculty, Arizona State University. https://linktr.ee/david_ho
🥔🗺️ ᴘᴏᴋᴀᴛᴇᴏ ᴍᴀᴘs @pokateo.bsky.social 👋🏻 I'm Kate ᵉᵃᵗᵉʳ ᵒᶠ ᵖᵒᵗᵃᵗᵒᵉˢ ᵃⁿᵈ ᵐᵃᵏᵉʳ ᵒᶠ ᵐᵃᵖˢ
🌐 I make #geospatial & #GIS (more) fun by sharing #mappymeme s & #maptastic themes. #GISchat. ᵛᶦᵉʷˢᵐᶦⁿᵉ
http://linktr.ee/pokateo_maps
Project Drawdown @projectdrawdown.bsky.social 🌍 The world’s leading guide to science-based climate solutions.
Visit www.drawdown.org to learn more
Nature Reviews Biodiversity @natrevbiodiv.nature.com A new journal from the Nature Portfolio reviewing key advances in conservation, ecology, and evolution. Posts by the editors, @alexmckay.bsky.social, @lukegrinham.bsky.social, and Tim Thomas. https://www.nature.com/nrbd
ECOS @ecos.ngo ECOS - Environmental Coalition on Standards - is an international NGO advocating for environmentally friendly technical standards, policies, and laws.
Sustainability Solutions Hub @sustainabilityhub.bsky.social 🌿 I’m here for, and focus on, sustainable solutions to our harmful legacy systems to human health & the environment. There’s no planet B!
(CEO @ Stealth Eco Co.)
🌿 Climate | Ecofriendly ♻️| Nature-lover | 💚Trees | Good Coffee ☕️ | Gardener | CA-based 🌿 |💚🐕
Oxfam GB @oxfamgb.bsky.social The official account of Oxfam Great Britain. Oxfam is a global community of people who believe in a kinder, and radically better world, where everyone has the power to thrive not just survive.
InsideEVs @insideevs.com Leading the charge since 2012. The world’s top authority on electric vehicles, new car technology and the future of how we’ll get around.
www.insideevs.com
Holly Deremo, MPH @publichealthholly.bsky.social Env. Epidemiology + EM at Stanford • MPH Environmental Health at UMSPH, UMSEAS Graham Scholar. catch me reading and writing about food and water security, emerging infectious diseases, agricultural econ, emergency management, and corn 🌽
NOAA Climate.gov @climate.noaa.gov Toward a Climate-Smart Nation. The official NOAA account for Climate.gov hosted by the Climate Program Office. Follow for #climate news, #science, #data, resources, and more!
ProfTimLang @proftimlang.bsky.social Centre for Food Policy, City St George’s, University of London. Farmer in 1970s. Researcher and adviser. Author 'Feeding Britain' (Pelican 2020), and 'Just in Case' (report to National Preparedness Commission on civil food resilience, 2025). 
Kirsten Korosec @kirstenkorosec.bsky.social Transportation editor @techcrunch.bsky.social.
I write about the future of transportation. Wearer of helmets, backcountry wanderer & cat herder. Co-host of @autonocast.bsky.social
Send tips!
Signal: kkorosec.07
kirsten.korosec@techcrunch.com
Tibor Hartel @thartel.bsky.social Conservation biology, social-ecological systems, wood-pastures, large carnivores, urban green spaces.
Hannah Ritchie @hannahritchie.bsky.social Deputy Editor, Our World in Data
Senior Researcher, University of Oxford
Climate, energy, environment, all things data.
Knepp Wildland Foundation @kneppwildlandfdn.bsky.social Catalysing nature recovery across Sussex and beyond.
https://linktr.ee/kneppwildlandfoundation
Follow Knepp's rewilding journey @kneppwilding.bsky.social
Carly Finegan @carlyfinegan.bsky.social environmental geochemistry doctoral candidate studying urban watersheds and their contaminants! Occasional dog, cave, and gardening content, too
Andrew Sissons @acjsissons.bsky.social Day job: climate change, heat pumps, energy at Nesta
Other stuff: low-fi economics on growth, cities & economic geography, general UK policy, occasional basic charts
Bristol, he/him, lots of parenting / caring.
Personal account.
Becky Thompson @drbeckythompson.bsky.social Science and innovation enthusiast living in Norfolk, UK. Impact, ROI and benefits specialist.
Maddie Stone @themadstone.bsky.social Investigative journalist focused on the fossil fuel industry. I also write about the science of Star Trek.
Read my latest at ProPublica:
https://www.propublica.org/article/wedges-climate-research-bp-fossil-fuel-princeton