James Hansen @drjamesehansen.bsky.social Director of Climate Science, Awareness and Solutions at Columbia University http://csas.earth.columbia.edu | Formerly Director of NASA GISS | jimehansen.substack.com
columbia.edu/~jeh1/
Eos @eos.org Eos is a leading source for trustworthy news and perspectives about the Earth and space sciences and their impact. Published by the American Geophysical Union (@agu.org).
Bethan Davies @iceybethan.bsky.social Professor of Glaciology and glacial geology, Newcastle University, UK. Www.AntarcticGlaciers.org.
Editor, Quaternary Science Reviews.
IPCC WGI AR7 lead author.
Chair, UK Arctic-Antarctic Partnership.
She/hers 🏳️🌈🏳️⚧️
International Cryosphere Climate Initiative @iccinet.org ICCI is a network of senior policy experts and researchers aiming to spread cryosphere science and preserve the cryosphere's key role in Earth's climate system.
Colin Carlson @colincarlson.bsky.social Climate change, global health security, science diplomacy, and good bad futures • Yale • carlsonlab.bio • viralemergence.org • he/they
James Kirkham @jdkirkham.bsky.social Climate 🌡️ | Glaciology 🧊 | Science diplomacy 🗺️ | Policy 📜
Chief Science Advisor and Coordinator of the ‘Ambition on Melting Ice’ high level group on Sea-Level Rise and Mountain Water Resources
https://ambitionmeltingice.org/membership/
Global Systems Institute @gsiexeter.bsky.social Climate research institute featuring world-leading scientists @uniofexeter.bsky.social
Creating transformative solutions for a flourishing future.
Doug McNeall @dougmcneall.bsky.social Science Lead for Data-Driven Climate Modelling @ UK Met Office | University of Exeter | AI, UQ, Countering mis/disinformation.
dougmcneall.com
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
World Weather Attribution @wwattribution.bsky.social Rapid attribution to uncover the influence of climate change on heatwaves, drought, wildfire, storms and floods. 
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
Reto Knutti @retoknutti.bsky.social Professor for climate physics at @ethzurich.bsky.social.
Sam Burgess @oceanterra.org Climate | ocean | science policy & diplomacy | Copernicus Climate Change Service, @ECMWF | Partner to @edhawkins.org | ex 🐼 | Views own | 🌍 🌡🌊 🛰 🪸| Born on Wurundjeri Country | 🇦🇺🇬🇧🇪🇺 |
www.pulse.climate.copernicus.eu
Richard Waite @waiterich.bsky.social Director, Agriculture Initiatives, World Resources Institute. Working with colleagues around the world to create a sustainable food future. DC-based. Own views.
Prof William Ripple @williamripple.bsky.social Distinguished Professor of Ecology-Oregon State University
Director-Alliance of World Scientists
Co-Lead author "The 2024 State of the Climate Report" https://doi.org/10.1093/biosci/biae087
Climate Crisis Advisory Group @climatecrisisag.bsky.social CCAG is a collection of the world’s most influential, diverse, and interdisciplinary climate experts. ccag.earth 
Andrew Freedman @afreedma.bsky.social Senior Reporter, Weather & Climate @cnn. Priors: Axios, WaPo | Alum: The Fletcher School, Columbia Climate & Society | Tips: andrew.freedman@cnn.com | afreedman@protonmail.com | Signal: @afreedmanclimate.03
Prof Ian Hall @ianhall.bsky.social 🌍 Climate Scientist & Palaeoclimatologist | Marine Geologist | Professor @ Cardiff University | Ageing marathon runner | #FirstGen | He/Him | 🏴 🇪🇺
The climate has changed before. Earth’s past can tell us a lot about what happens next.
Roger Hallam @rogerhallam.com Cofounder of Extinction Rebellion and Just Stop Oil.
Sign up for articles and resistance at https://rogerhallam.com/#/portal/signup
Leo Hickman @leohickman.carbonbrief.org Editor and director, Carbon Brief
https://bsky.app/profile/carbonbrief.org
Carbon Brief @carbonbrief.org Award-winning journalism focused on #climatechange, science, energy and policy. Subscribe to our free newsletters: http://bit.ly/CBnewsletters or visit our website: https://www.carbonbrief.org/
Follow our journalists: https://go.bsky.app/6X95R1T
Andrew Dessler @andrewdessler.com Prof of Atmospheric Sciences & climate scientist @ Texas A&M; AGU and AAAS Fellow; Native Texan; find out what I think at https://www.theclimatebrink.com/
Ed Hawkins @edhawkins.org Climate scientist at the National Centre for Atmospheric Science, University of Reading | IPCC AR6 Lead Author | MBE | Views own | https://edhawkins.org
Warming Stripes: http://www.ShowYourStripes.info
Gavin Schmidt @climateofgavin.bsky.social Climate scientist, juggler. Bikes etc. Blogging at https://www.realclimate.org - data visualization, explainers, and debunking.
Zeke Hausfather @zekehausfather.com "A tireless chronicler and commentator on all things climate" -NYTimes.
Climate research lead @stripe, writer @CarbonBrief, scientist @BerkeleyEarth, IPCC AR7 lead author.
Website: https://zekehausfather.com/
Substack: https://www.theclimatebrink.com/
Peter Kalmus @climatehuman.bsky.social Climate scientist working at NASA/JPL and lover of truth. Arrested for defending Earth. Opinions mine. 
Peter Gleick @petergleick.bsky.social Climate, water, birds, bluegrass mandolin. Member US National Academy of Sciences, MacArthur Fellow, Carl Sagan Prize, author of The Three Ages of Water (2023) and When the Well Runs Dry (2026). Email me at pgleick (at) gmail.
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.
Leon Simons @leonsimons.com Mission: To understand & protect the home planet.
Innovator, climate research & communication, social entrepreneur.
Board member Club of Rome NL
Prof Bill McGuire @profbillmcguire.bsky.social Volcanologist, climate scientist, writer, broadcaster, activist, socialist, best-selling author of HOTHOUSE EARTH: AN INHABITANT'S GUIDE. Born @ 313
Home town, Llanelli (South Wales) - lives in the wonderful Peak District
Website: billmcguire.co.uk
Prof Julia Steinberger 🌹🌱🌍 #ClimateAction #Fightfascism @jksteinberger.bsky.social Ecosocialist bluestocking. Immigrant & settler 🇪🇺🇨🇭🇺🇸🇬🇧. Social ecology & ecological economics at Uni Lausanne in 🇨🇭. Bad at email. She/her
Terry Hughes @profterryhughes.bsky.social Scientist, mentor, posting on #ecology and #conservation, #environment, #climate change and #coral reefs. Australian-Irish. Fellow of the Australian Academy of Science.
https://scholar.google.com.au/citations?user=MhJ2LfsAAAAJ&hl=en
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
Dr. Aaron Thierry @thierryaaron.bsky.social Research analyst, ASRA. PhD candidate at Cardiff University researching the role of science and scientists in the climate movement. PhD in Ecology. Climate communications.
Kevin Anderson @kevinclimate.bsky.social Professor of Energy & Climate Change at Universities of Manchester & Uppsala.
Translating climate science, through carbon budgets, into policy goals & mitigation options.
Co-founder https://climateuncensored.com
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
James Dyke @jamesgdyke.info Earth systems prof & assistant director of @gsiexeter.bsky.social | Technosphere Earth newsletter https://www.technosphere.earth
Prof. Stefan Rahmstorf @rahmstorf.bsky.social Climate scientist, professor of Physics of the Oceans in Potsdam. Dad. Opinions my own.
Born at 317 ppm CO2.
Bluesky @bsky.app official Bluesky account (check username👆)
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