Rob Marchant @rob-marchant.bsky.social I am a professor of tropical ecology at the University of York. I have a passion for Mountain ecosystems and cultures across the Global South, particularly in Kenya and Tanzania where I work with many Universities, NGOs and Government organisations.
Vincent Ledvina @vincentledvina.bsky.social 📷”The Aurora Guy”
🌌Space Physics Ph.D. student
📍North Pole, Alaska
🫂Participatory science, science comm.
🌀 Professional aurora chaser
👨💻Views my own
Cibele Amaral @cibeleamaral.bsky.social Environmental Biology and Remote Sensing Research & Data Scientist | ESIIL and Earth Lab Analytics Director, CIRES, CU Boulder | ESA Open Science Section Chair (2024-25) | Forest Engineer by training 🌳🌲🌴
Gaël Mariani @gaelmariani.bsky.social Postdoc at the World Maritime University for @oceanicu.bsky.social.
Working on carbon sequestration in the ocean 🌊🐟 | Impacts of fishing 🚢🎣 | Impacts of #ClimateChange🌡
Pilar Garcia-Vello @pilargvello.bsky.social Antimicrobial Resistance Research and Epidemiology
Working for Doctors without Borders #MSF
Former: #WHO #LSHTM #MarieCurieFellowship
#AMR #medsky #episky #microsky #aidsky #idsky
Oscar Andrés Martínez @oscarandmartinez.bsky.social Environmental manager, PhD management, conservation and environmental economics.
Causal inference. Protected areas, biodiversity.
AltSpaceForce 🚀🇺🇲 @altspaceforce.altgov.info Boldly going where no Jedi has beamed before. Earth is our spaceship.
#AltGov
Coach Johnson ☮❌👑 @coachjohnson.bsky.social He/Him, Democratic Socialist, HS Teacher/Coach(Retired), 🔵in TN, 🍊Go Vols, USMC (0811) Vet, Social Justice Catholic, 🌈Ally, Love Is Love, Woke, BLM, Antifa, Climate Change Is Real, I voted for her, 🛑Christo-Fascism, Eat the Rich, NO ICE
Hildur Knútsdóttir @hildur.bsky.social Icelandic writer.
The Night Guest // Dead Weight // Down Where Monsters Dwell coming in March 2027!
Prof Phoebe Barnard @phoebebarnard.bsky.social The world doesn't have to be this way. Climate & biodiversity science, risk, resilience, Earth-repairing societal/planetary futures. Prof U Washington; RA African Climate & Development Initiative/ Fitztitute, UCapeTown, SEI Oxford, OU Nature Recovery.
Cherylmdgn @cherylmdgn.bsky.social Climate justice, democracy justice,vegan, atheist
Ed Carr @edwardrcarr.com US Center Director and Senior Scientist, Stockholm Environment Institute | Interim Chair, STAP/GEF | CLA IPBES Transformative Change Assessment | LA IPCC AR6 WGII | Masters T&F All-American | Hopelessly realistic optimist
www.edwardrcarr.com
Alt CDC (they/them) @altcdc.altgov.info Public health experts resisting harmful policies, fighting disinformation, and defending public health from within.
Not official CDC—but close enough for transmission.
Proudly #AltGov
Tips? signal altCDC.99, email altCDCtips@proton.me or DM
Matt Novak @paleofuture.bsky.social Reporter at @Gizmodo.com.
I’ve been writing about the history of futurism at @Paleofuture.com since 2007.
Email: mnovak@gizmodo.com
Signal: mattnovak.11
Joshua Walker @bigjosh84.bsky.social I take up space, even when the world says I shouldn’t.
Poet. Observer. Rebel of thought.
Every heartbeat a manifesto. Resisting always. 💙
2025 Pushcart & Best Microfiction Nominee
https://www.amazon.com/Least-Weird-Person-Awake/dp/B0GT1262KP
Aaron Rupar @atrupar.com Independent journalist, SnapStream brand ambassador, and publisher of the Public Notice newsletter https://www.publicnotice.co/subscribe
William Gibson @greatdismal.bsky.social Author of Neuromancer and, most recently, Agency (still above from “Kill Switch”, The X-Files, Season 5, Episode 11, co-written with Tom Maddox)
Josh Chafetz @joshchafetz.bsky.social Agnes Williams Sesquicentennial Professor of Law and Politics, Georgetown Law: https://www.law.georgetown.edu/faculty/josh-chafetz/
Author, most recently, of _Congress's Constitution_: https://yalebooks.yale.edu/book/9780300248333/congresss-constitution/
Vivi Niemenmaa @viviniemenmaa.bsky.social Top-notch environmental auditing for a sustainable future 🌍
Sergio Vicente @sergio-vicente.bsky.social Professor at IPE-CSIC working to understand climate change and extreme events.
Nichole Barger @nicholebarger.bsky.social Deputy Chief Scientist, The Nature Conservancy, cat mom and real mom, you can find me running and skiing in the mountains and listening to Cowboy Carter WAY too much
UN Land and Drought @unccd.bsky.social The United Nations Convention to Combat Desertification is the global voice for land. We champion healthy, productive and accessible land for all #UNited4Land
https://www.unccd.int/- M Machteld @machtelds.bsky.social Researcher nature & people & futures
Amy Dunham @amydunham.bsky.social Assoc Prof in Ecology and Evolutionary Biology at Rice University. Tropical Community Ecologist. 
Stockholm Environment Institute @sei.org We are an international non-profit research institute that tackles environment and sustainable development challenges. Through SEI’s HQ and seven centres around the world, we engage with policy, practice and development action for a sustainable future.
Katie Mack @astrokatie.com Cosmologist, pilot, author, connoisseur of cosmic catastrophes. TEDFellow, CIFAR Azrieli Global Scholar. Domain verified through my personal astrokatie.com website. She/her. Dr.
Personal account; not speaking for employer or anyone else.
Prof. Vigdis Vandvik @vvandvik.bsky.social ❤️🧠 Plants; Alpine; Ecology; Experiments; Biodiversity; Functional Ecology; GlobalChange; Macroecology; Science-Policy; Science Communication; HigherEd; She/her 🌾🌱📏⛰📈🌦🐑🔥⛰🌍🧪🚴♀️💪👟📎 #BtwnTheFjords #CESAM_UiB #UiB 🇳🇴
Paulson Institute @paulsoninstitute.bsky.social The Paulson Institute is a non-partisan, independent “think and do tank” dedicated to fostering global relationships that advance economic prosperity, promote sustainable growth, and maintain global order in a rapidly evolving world.
James Martin, SJ @jamesmartinsj.bsky.social Jesuit priest, editor at large of America Media, founder of Outreach, consultor for the Dicastery for Communication, author of "Come Forth."
https://linktr.ee/jamesmartinsj
Zoë Schlanger @zoeschlanger.bsky.social Reporter covering chemicals, climate, cool plants. Author of THE LIGHT EATERS, a plant book, out from Harper Books. I'm zoeschlanger.99 on Signal
Rachel Gutman-Wei @rachgutman.bsky.social science & health @ The Atlantic
Olga Khazan @olgakhazan.bsky.social Atlantic writer, ME, BUT BETTER available now: https://www.amazon.com/Me-But-Better-Science-Personality/dp/1668012545
Substack: https://olgakhazan.substack.com/
Tanja Bueltmann @tanjabueltmann.net Professor | history of migration and diaspora | citizens' rights | commentator | immigrant | trans inclusive feminist | she•they | my views | https://tanjabueltmann.net
Alt National Park Service @altnps.bsky.social The official "Resistance" team of U.S. National Park Service. Our website: www.ourparks.org
Paul Leadley @pwlead.bsky.social 
Convention on Wetlands @ramsar.org Intergovernmental treaty providing frameworks for the conservation & wise use of wetlands & their resources.
www.ramsar.org
Mark Hamill @markhamillofficial.bsky.social Believe in yourself! Work hard, never give up & anything's possible! OR: Kick back, relax & aim low: You'll never be disappointed...😜
Neil Mackay @neilmackay.bsky.social Journalist, author, filmmaker and broadcaster. Writer at Large with @heraldscotland.bsky.social
Made in Ireland, found in Scotland
MDANT🎖️
AKA ‘the kind of strutting cosmopolitan socialist who’s made for Bluesky’
Senator Bernie Sanders @sanders.senate.gov Sen. Sanders of Vermont, Ranking Member of the U.S. Senate Committee on Health, Education, Labor & Pensions, is the longest-serving independent in congressional history.
The Atlantic @theatlantic.com Exploring the American idea through ambitious, essential reporting and storytelling. Of no party or clique since 1857. http://theatlantic.com
Jesse Rothstein @jrothst.bsky.social Economist, public policy wonk, professor at UC Berkeley, faculty director of California Policy Lab & Center for Studies in Higher Education
Cell Press @cellpress.bsky.social Cell Press partners with scientists across all disciplines to publish and share work that will inspire future directions in research. #ScienceThatInspires
UNEP-WCMC @unepwcmc.bsky.social Official account of UN Environment Programme World Conservation Monitoring Centre
UN Environment Programme @unep.org Official account of the United Nations Environment Programme
https://www.unep.org/
Elisabeth Gilmore @lisgilmore.bsky.social Climate scientist, engineer, public policy, and social scientist; SDG and climate action synergies expert group; IPCC lead author AR6 Working Group II; GEO-7 lead author; Associate Professor, Carleton University, Ottawa, Canada
Sherilee Harper @sherilee.bsky.social Canada Research Chair in Climate Change & Health | Professor, University of Alberta | Lead Author IPCC #SROCC & WGII #AR6 | IPCC WGI Vice Chair
Laura Pereira @laurap18.bsky.social South African sustainability scientist. Prof in Sustainability Transformations and Futures at Global Change Institute, Wits University and researcher at Stockholm Resilience Centre. IPBES expert, Earth Commissioner and general academic traveller
American Meteorological Society @ametsoc.org AMS is a professional organization that advances the atmospheric and related oceanic and hydrologic sciences in service to society.
https://www.ametsoc.org/
Nick Simpson @nickzimson.bsky.social Co-Director at Climate Risk Lab & Chief Research Officer at ACDI (UCT). Climate change and Heritage; Education; Sport; Response Risk; IPCC AR7 Special Report on Cities & WGII
African Climate & Development Initiative @acdi.bsky.social The African Climate & Development Initiative (ACDI), based at the University of Cape Town, drives research and collaboration to address Africa’s #climate and #development challenges.
http://www.acdi.uct.ac.za/
PIK_climate @pik-potsdam.bsky.social Science for safe & just #Climate future. Scientific Directors: Johan #Rockström, Ottmar #Edenhofer // Website EN: https://www.pik-potsdam.de/en, DE: https://www.pik-potsdam.de/de // All PIK social media channels: https://pik-potsdam.de/socials
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
Nature Portfolio @natureportfolio.nature.com Nature Portfolio’s high-quality products and services across the life, physical, chemical and applied sciences is dedicated to serving the scientific community.
Prof Friederike Otto @frediotto.bsky.social 🇬🇧 🇪🇺 physicist, philosopher, lead https://www.worldweatherattribution.org/, author of Climate InJustice https://greystonebooks.com/collections/current-affairs-politics/products/climate-injustice, she/her
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
Environmental Conservation @envconsjournal.bsky.social Environmental Conservation. Journal promoting interdisciplinary environmental conservation science and practice since 1973. Editor Prof. Nick Polunin. https://www.cambridge.org/core/journals/environmental-conservation
CABES @cabes.bsky.social Capacities on Biodiversity & Ecosystem Services in Africa to promote engagement in IPBES @ipbes.net.
Funded by @iki-germany.bsky.social
Website: http://www.cabes.online
E-learning: https://elearning.cabes.online
Other: https://linktr.ee/cabes.iki
🌍🧪
John Scalzi @scalzi.com I enjoy pie.
Social Media FAQ: https://whatever.scalzi.com/2025/04/16/the-official-john-scalzi-social-media-faq/
The New Yorker @newyorker.com Unparalleled reporting and commentary on politics and culture, plus humor and cartoons, fiction and poetry. Get our Daily newsletter: http://nyer.cm/gtI6pVM
Follow The New Yorker’s writers and contributors: https://go.bsky.app/Gh5bFwS
INRAE_France @inrae-france.bsky.social Bienvenue sur le compte d'INRAE
Institut national de recherche pour l’agriculture, l’alimentation et l’environnement
jamelle @jamellebouie.net The real jbouie. Columnist for the New York Times Opinion section. Co-host of the Unclear and Present Danger podcast. b-boy-bouiebaisse on TikTok. jbouienyt on Twitch. National program director of the CHUM Group.
Send me your mutual aid requests.
Guillermo del Toro @realgdt.bsky.social I make movies. I watch movies. I love movies.
Stephen King @stephenking.bsky.social Writer
Jamie Males @jamiemales.bsky.social Executive Editor of @plosclimate.org 🌍
http://plosclimate.org/
Botanophile / Plant Science PhD 🌱
9-5: Publishing and Open Science 📈
Other times: Plants, walking, churches, bells 🔔
Cambridge, UK
🏳️🌈
Global Change Biology @globalchangebio.bsky.social Global Change Biology is a journal that exists to promote understanding of the interface between environmental change & biological systems.
https://onlinelibrary.wiley.com/journal/13652486
IPCC @ipcc.bsky.social Intergovernmental Panel on Climate Change
IPBES @ipbes.net Intergovernmental Platform on #Biodiversity & Ecosystem Services. Denialism/trolling/profanity may result in banning. Re-skoots ≠ endorsements.
www.ipbes.net
linktr.ee/ipbes
Unai Pascual @upascual.bsky.social Ikerbasque Research Professor. Basque Centre for Climate Change (BC3). Chief Editor PLOS Sustainability & Transformation. PersOp 🌿
Alison Mudditt @amudditt.bsky.social CEO, PLOS. Open science. Scholarly communication. Hoping it's better here than at The Other One.
PLOS One @plosone.org A global, inclusive community of researchers who believe rigorous research deserves to be discoverable, widely disseminated and freely accessible, working to advance science for the benefit of all.
Susan Jones @jonesysoo.bsky.social Editorial Director, Nature portfolio. Ex-Chief editor at Nature Microbiology & Nature Reviews Microbiology. Ex-Senior editor at Nature Biotechnology & PLOS Medicine. Microbiology& technology are my happy place. Here for the science, views my own.
Julia Robinson @juliarobinson.bsky.social Executive Editor, PLOS Global Public Health (@plosgph.bsky.social). Parent, activist, feminist, reader, runner, quilter, outside-goer. Pronouns she/her.
PLOS Global Public Health @plosglobalpublichealth.org Supporting a mission to make work of the highest methodological and ethical rigor openly available to the researchers, policy experts, and clinicians who depend on it to tackle urgent health crises and advance health equity.
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
PLOS Biology @plosbiology.org A leading life science journal that champions inclusive, high-impact research across all disciplines—from molecules to ecosystems. We offer innovative formats and collaborative editorial support to ensure your work achieves its full scientific impact.
PLOS @plos.org PLOS is a non-profit organization on a mission to drive open science forward with measurable, meaningful change in research publishing, policy and practice.
Madhu Pai, MD, PhD @madhupai.bsky.social Inaugural Chair, Department of Global & Public Health, McGill University, Montreal & Canada Research Chair in Epidemiology & Global Health 🇨🇦
Tweets: own views. He/him.
https://en.wikipedia.org/wiki/Madhukar_Pai
Bluesky @bsky.app official Bluesky account (check username👆)
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