Climate Action Network (CAN) Europe @caneurope.org Europe's leading NGO coalition fighting dangerous climate change!
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
Niklaus E. Zimmermann @nezimmermann.bsky.social Scientist: #macroecology #biodiversity #biomes #plantscience #climatechange #plants #remotesensing #conservation #vegetation
⛰️🌳🌵🌴🔥💦🛰️
www.wsl.ch - tinyurl.com/3fb5n5dv - @wsl-dme
IIASA @iiasa.ac.at An international scientific institute that conducts research into critical issues of global environmental, economic, technological, and social change. https://iiasa.ac.at
UN Environment Programme @unep.org Official account of the United Nations Environment Programme
https://www.unep.org/
Dr. Stephanie Roe @stephanieroe.bsky.social Global Climate Lead Scientist @WWF
IPCC Lead author AR7 and AR6
Working at the intersection of climate, biodiversity & sustainable development.
Research: Ecosystems, Food, CDR, Energy
Pinay, mom, sunshine hunter, LOL-er
Ketan Joshi @ketanjoshi.co Hey, I'm a climate and energy writer / data analyst who focuses on corporate + govt accountability
Creator + curator of the Greensky feed: https://ketanjoshi.co/greensky/
Based in Oslo but write about US, Europe, Aus too - ketan.joshi85@gmail.com
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
Andy Reisinger @andyreisinger.bsky.social Climate science and policy. Also the occasional photo and random thoughts. Lead author IPCC AR7 WGIII (mitigation). Usual disclaimers...
European Geosciences Union (EGU) @egu.eu European Geosciences Union is the leading organisation supporting Earth, planetary & space science researchers in Europe. #EGU27 | 4–9 April 2027 | On-site & Online | Mon-Fri 10-17 CEST.
Norman J. Steinert @njsteinert.bsky.social 
Joeri Rogelj @joerirogelj.bsky.social prof. climate science & policy | Imperial College London | 1.5C/net zero/carbon budget/pathways/justice | IPCC & UNEP lead author | ESABCC member | father
Konstantin Weber @konstantinweber.bsky.social PhD in Climate Science @ethzurich.bsky.social | 🌍 Understanding what's going on and what to do about it | 🏔 Mountain lover | Opinions = my own | ❤️ or 🔄 ≠ endorsement
Also here: https://www.linkedin.com/in/konstantin-weber/
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
Giacomo Grassi @giacgrassi.bsky.social Scientist @EU_Commission's Joint Research Centre. Forests, carbon and climate in the science/policy interface. Member #IPCC task force Bureau #AR7. Views mine.
Jan S. Fuglestvedt @janfuglestvedt.bsky.social Research Director, CICERO, Vice-chair IPCC Working Group III
@jimskeaclimate.bsky.social @jimskeaclimate.bsky.social 
IPCC @ipcc.bsky.social Intergovernmental Panel on Climate Change
Matthew Gidden @gidden.bsky.social Scientist studying climate & energy and lover of disc sports. Research Professor @ctrglobsust.bsky.social. Senior Research Scholar @IIASA.ac.at. Personal account; Views are my own.
Alex Romero Prieto @arp-climate.bsky.social 
Nature Communications @natcomms.nature.com Nature Communications is an open access journal publishing high-quality research in all areas of the biological, physical, chemical, clinical, social, and Earth sciences.
www.nature.com/ncomms/
Tommaso Zaini @tommasozaini.bsky.social 
Quentin Lejeune @qlejeune.bsky.social Climate scientist with an obsession for making climate information actionable, both within and beyond the climate science community. Also fan of bikepacking, David Bowie, mushroom picking...
Land and Climate Review @landclimate.bsky.social Investigations, features and opinion on land-use and the climate crisis.
Listen to The Land & Climate Podcast every other Friday: www.landclimate.org/podcast
Wim Thiery @wimthiery.eu Climate scientist modelling extreme events in a changing climate, Full Professor @vubrussel.bsky.social. Previously research fellow @kuleuvenuniversity.bsky.social and @ethz.ch. Website: https://sites.google.com/site/wimthiery/
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
CICERO Center for International Climate Research @cicero.oslo.no CICERO Center for International Climate Research is Norway’s foremost institute for interdisciplinary climate research.
Elin Lerum Boasson @elinlb.bsky.social Political Science Professor. Climate governance, climate action, renewables, EU studies and policy entrepreneurs. I follow Norwegian, Swedish and EU climate policy+politics. University of Oslo. CICERO. IPCC AR6 and AR6.
Glen Peters @glenpeters.bsky.social Energy, emissions, & climate
CICERO Center for International Climate Research, Oslo, Norway
https://cicero.oslo.no/en/employees/glen-peters
Robbie Andrew @robbieandrew.bsky.social Senior scientist at Oslo-based CICERO Center for International Climate Research • 🌍Global Carbon Project • https://robbieandrew.github.io/
Knut Einar Rosendahl @rosendahlke.bsky.social Professor in Economics at NMBU - School of Economics and Business.
Research in Environmental and Energy Economics
Halvor Dannevig @halvordannevig.bsky.social Research director & research professor, human geography @vestforsk and IFMGA mountain guide @breogfjell 🏔Works on societal aspects of climate change, environmental governance and northern issues🌱❄️.- J Jan Ivar Korsbakken @jikorsbakken.bsky.social
Gunnar Myhre @gunnarmy.bsky.social Climate researcher at CICERO
Maria Sand @mariasand.bsky.social Senior Researcher at CICERO Center for Climate Research
Project Coordinator of hydrogen EU project HYway
Like to talk about the weather
Torbjørg Jevnaker @tjevnaker.bsky.social Research on EU climate and energy policy. Senior researcher at CICERO Center for International Climate Research, Oslo. Also affiliated with the Florence School of Regulation.
Marianne Aasen @maasen.bsky.social Senior Research Fellow
@ciceroclimate.bsky.social
CICERO Center for International Climate Research, Oslo, Norway
public responses to climate change and policies
sustainability transitions and institutional economics
Bjørn H. Samset @bjornsamset.bsky.social Climate scientist @ CICERO and NMBU, Norway. Communicator and popular science writer. IPCC AR6 WG1 author. Guitar and science fiction nerd.
https://orcid.org/0000-0001-8013-1833
https://cappelendamm.no/_2070-bjorn-h-samset-9788202677398
Bård Lahn @bard.lahn.no Assoc. prof in STS @uio.no. Oil, climate, finance. RQ: cylinderhatt cylinderhatt var finns du i dag? https://bard.lahn.no
Steffen Kallbekken @skallbekken.bsky.social Research on climate and energy policy, policy instruments, public support. Survey, lab and field experiments.
Ragnhild Bieltvedt Skeie @rbskeie.bsky.social Climate scientist at CICERO. Research on aerosols, atmospheric chemistry and climate change.
Erlend A. T. Hermansen @climansen.bsky.social Senior Researcher in climate policy group at CICERO Center for International Climate Research | climate policy, STS, science-policy interactions, IPCC, UNFCCC, EU, Norway, LULUCF, transport, scenarios, finance, fossil fuels, research policy
Josh Dorrington @joshdorrington.bsky.social Marie curie postdoctoral fellow at the Uni of Bergen. Interested in midlatitude extremes, chaos in the earth system, and atmo predictability. PhD from Oxford, previously postdoc at KIT.
I mostly post under-explained analyses of european precip forecasts
Tor Håkon Jackson Inderberg @thinderberg.bsky.social Fridtjof Nansen Institute, Research Professor. Political scientist working on energy/climate politics and transition in various jurisdictions, more in Europe than elsewhere.
Bård Harstad @bardharstad.bsky.social Stanford economist:
Professor of Political Economy; Business & Sustainability.
GSB, SDSS, NBER, CEPR, UiO, TSE, 3ERCs, REStud editor for R&Rs only :)
https://www.gsb.stanford.edu/faculty-research/faculty/bard-harstad
Marianne Lund @mtlund.bsky.social 
@simonrobjones.bsky.social @simonrobjones.bsky.social 
Rosie Fisher @rosieafisher.bsky.social Land surface modeller, because the land is where most of the fun things happen. @CICERO, Oslo. Co-chair of the Community Land Model. Open science enthusiast. Humanist. Partly functioning ears & eyes. Talks lots to compensate... . www.rosieafisher.com 🇬🇧🇺🇸🇫🇷🇧🇻
Charlie Koven @ckoven.bsky.social Climate and carbon cycle scientist. I help make computer models of the biosphere and experiment on them so that we don't have to on the real one.
https://scholar.google.com/citations?user=fB5Lnz4AAAAJ
Prof Richard Betts @richardabetts.bsky.social Climate scientist, University of Exeter & Met Office. Expert Adviser to Adaptation Committee of the Climate Change Committee. Lead author IPCC AR4, AR5, AR6 & AR7. Live music lover, supporter of grassroots venues. Cycles a lot, rock climbs occasionally.
Nick Smith @nickgregsmith.bsky.social Associate Professor at Texas Tech University and Director of the TTU Climate Center. PI of PhUnFETTy Lab. Plants, ecosystems, global change. he/him. www.smithecophyslab.com
Abigail Swann, PhD @ecoclimatelab.bsky.social I study how climate works differently because of plants. Professor at @Univ. of Washington, views are my own. She/her
Prof. Sonia I Seneviratne @soniaseneviratne.bsky.social Professor at ETH Zurich, IPCC WGI Vice-chair.
#Climate #Extremes #Land.
Citizen/mum/scientist. Personal account.
https://www.ipcc.ch/report/ar6/wg1/downloads/report/IPCC_AR6_WGI_Chapter11.pdf
Twitter/X: @SISeneviratne
https://www.iac.ethz.ch/people/sonia
Lejo Flores, Ph.D. @hydrolejo.bsky.social Professor of Hydrology at Boise State. Focused on the intersection of climate, critical zone, and computing.
Colleen Iversen @colleeniversen.bsky.social Scientist | #Arctic | #Belowground | #Roots | #ScienceEmbroidery | Opinions my own | She/Her | Editor @newphyt
www.colleeniversen.com
IG: @colleeniversen
Pierre Friedlingstein @pfriedling.bsky.social Born at 321 ppm. Climate & Carbon Cycle Scientist. Prof @UniofExeter Directeur de Recherche @CNRS @GlobalCarbonProject
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
Ben Sanderson @benmsanderson.bsky.social Climate scientist at CICERO, Oslo. I try to talk about climate science, but inevitably start talking about trains and bicycles if left unattended.
Erich Fischer @erichfischer.bsky.social Climate scientist investigating weather and climate extremes, professor at ETH Zurich (@ethzurich.bsky.social), fascinated by weather and climate, IPCC AR6 lead author
Silvia Caldararu🌿 @scaldararu.bsky.social Assistant professor in climate science at Trinity College Dublin. Posts about climate, how plants are affected by global change, diversity in science, academia, SF&F books, TTRPGs. She/her. https://plantecomodelling.org/
Flavio Lehner @climateflavors.bsky.social Climate Scientist
Assistant Professor @ Cornell University
Chief Climate Scientist @ Polar Bears International
https://flaviolehner.eas.cornell.edu/ 
Ana Bastos @anabastos.bsky.social Prof. for Land Atmosphere Interactions @Leipzig University. Nerd, born 350ppm, still believing another world is possible. Powered by #AuDHD, glitches can happen 🧠🌈 Opinions my own.
Ben Bond-Lamberty @benbondlamberty.bsky.social Forest ecologist & carbon cycle scientist at @PNNLab, open data & R proponent, mentor, editor. I know how to do a blind hem stitch.
Roland Séférian @rolandseferian.bsky.social climate scientist at #CNRM @meteofrance
| focus on #CarbonCycle & its iterations with climate | @IPCC_CH SR15 & AR7 | @esm2025.bsky.social
Belinda Medlyn @bmedlyn.bsky.social Professor, Ecosystem Modelling, Hawkesbury Institute for the Environment, Western Sydney U. Ecophysiologist and #DeadTreeDetective
Frans-Jan Parmentier @thissideofthearctic.org Senior Researcher in Ecohydrology. I study the greenhouse gas exchange of the Arctic-boreal region. Interested in how climate change and disturbances impact ecosystems and permafrost. University of Oslo, Norway. @unioslo-cba.bsky.social
Claire Zarakas @czarakas.bsky.social Climate scientist. Thinking about interactions between land, climate, and society & applying research to advance climate action
Schmidt Science Fellow @carbonplan.org and @UCIrvine. Atmospheric Sciences PhD @UW. Opinions my own.
Colin Osborne @colinplants.bsky.social Plant scientist at the University of Sheffield. Science, sustainability, inclusion, running.
Z. Robbins @zjrinthewoods.bsky.social Modeler of threats to forest health and trees. Forest and disturbance ecologist. A sprinkling of ecophys. Opinions my own.
Anna Harper (she/her) @docaharper.bsky.social Climate, carbon cycle, Earth system modeling, and land based mitigation | IPCC AR7 lead author | Assoc prof in Geography & Atmospheric Sciences at the University of Georgia | Views my own. Also ☕🏃🏼♀️🚴🏼♀🏊🏾♀️☕
Sami Rifai @samirifai.bsky.social Ecosystem ecologist and remote sensing enthusiast at Adelaide University
biometlab @biometlab.bsky.social We are the Biometeorology lab at UC Berkeley.
We report on biogeoscience pubs + news on ecosystems, climate, California agriculture/water/energy/food/weather nexus, discus & soccer + defend our constitutional form of govt
Jon Moore @jonmoore.bsky.social Former Exeter Uni Climate Vegetation Modelling Postdoc on career break due to illness. Climate, environment, wildlife, sci-fi, history, tortoises. Love reading esp Wodehouse & Pratchett. Recovering from an autoimmune condition called P.O.T.S.
Wolfgang Cramer @cramer-bondeau.fr #Climate & #biodiversity emeritus scientist, professor of global #ecology, #CNRS, MedECC, #IPCC, Acad. d'Agriculture de France.
Occasional rail travel and bicycle geek. 🇩🇪 🇫🇷 🇬🇧 🇸🇪 🇳🇴 https://tinyurl.com/wcrame
Beni Stocker @stineb.bsky.social Heliocentrist human being. Soit béni.
https://geco-group.org
Xiu Lin Gao @xiulingao.bsky.social Fire ecologist looking at climate, vegetation, fire feedbacks in the Earth system using field and modeling studies. Views my own.
Peter Cox @coxypm.bsky.social Climate scientist who believes that the world is simpler than it looks. Director of Global Systems Institute, University of Exeter
Martin De Kauwe @mdekauwe.bsky.social Professor of Global Change Ecology 🌳🌍
School of the Biological Sciences 🌿
University of Bristol
mdekauwe.github.io
Julia K. Green @juliakgreen.bsky.social Assistant Professor @ UArizona Environmental Science. Interested in land-atmosphere interactions and vegetation responses to climate change. Associated Editor at Science Advances.
https://envs.arizona.edu/person/julia-k-green
www.juliakgreen.com
Adrien Damseaux @adriendams.bsky.social Scientific programmer at Uni-Freiburg; work on forests, carbon cycle, permafrost, land use; like ecology, energy, transport, ethics; love cinema, music
🇧🇪- R Renato Braghiere @renatobrgh.bsky.social Earth System models and remote sensing. Scientist @Caltech. Opinions are my own. He/him.
Sean Michaletz @seanmichaletz.bsky.social Associate Professor, The University of British Columbia (UBC). Ecophysiology, ecosystem ecology, macroecology, scaling, fire.
michaletzlab.org
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.
Alessio Collalti @ale-collalti.bsky.social Senior researcher @CNR. PhD, #forest_ecologist and #modeller🌳.
CNR-ISAFOM Perugia RU Head, @For-Mod-Lab.bsky.social Head, Editor @journalofecology.bsky.social and @springer.springernature.com Current Climate Change Reports.
Ricardo Barros Lourenço @rblourenco.bsky.social Applied Research Scientist at PUC-Rio 🇧🇷 | AI4Science · Geospatial ML · Climate | Comms Editor, @envdatascience.bsky.social (@universitypress.cambridge.org) | ex-IBM Research · ex-Banco do Brasil | Fulbright-CAPES BSMP Scholar
Ensheng Weng @wengensheng.bsky.social Ecologist & modeler at Columbia University and NASA Goddard Institute for Space Studies
Paul Miller @millerinlund.bsky.social Dad, husband, Corkman, senior lecturer in ecosystem modelling @lunduniversity in Sweden. We develop LPJ-GUESS and are preparing EC-Earth for CMIP7 - http://merge.lu.se.
Oh, and an Arsenal fan!
Profile: https://portal.research.lu.se/en/persons/paul-miller
Ankur Desai @profdesai.bsky.social Professor and Chair@UW_AOS Meteorology, Ecology, Climate Sci (Biosphere-Atmos) Parent to 3 kid chaos. Https://flux.aos.wisc.edu
Diego Panici @dpanici.bsky.social Senior Lecturer in Hydrological Modelling at the University of Exeter | nature-based solutions | ecohydraulics & ecohydrology | natural hazards | loving coffee, pizza, mountains, and cats
Exeter profile: https://experts.exeter.ac.uk/32190-diego-panici
Noah Smith @noahsmith.bsky.social Land surface modeller (JULES) at the University of Exeter
@andersahlstroem.bsky.social @andersahlstroem.bsky.social 
Joshua B. Fisher @jbfisher.bsky.social Associate Professor of Environmental Science & Policy at Chapman University
Science Lead at Hydrosat, Inc.
Former ECOSTRESS Science Lead at NASA JPL
Opinions mine
David Gampe @gampedavid.bsky.social #geographer, #climate and #ecosystem scientist and post-doc at #LMU Munich (Climate change, droughts and other extremes, climate-biosphere interactions, ecosystem modeling) | born at 350 ppm | feminist & naive dad | board game aficionado | Views are my own
Anja Rammig @anjarammig.bsky.social professor for land surface-atmosphere interactions, scientist, cyclist, climber, mum, views are my own
Tristan Quaife @tquaife.bsky.social Professor of Earth System Science, University of Reading and UK National Centre for Earth Observation. 
Tom Pugh @tompugh.bsky.social Scientist working on ecosystem-climate interactions, forests and the carbon cycle at Lund University and the University of Birmingham, was @tompughlab on Twitter
Benjamin Sulman @bsulman.bsky.social Ecosystem scientist and computational modeler. Living in Knoxville, TN, formerly of Madison, WI
Adrianna Foster @ladyfortran.bsky.social Ecological modeler and Fortran enthusiast. she/her NSF NCAR
#forests #climatechange 
Gregory Lemieux @glemieux.bsky.social he/him | #RSEng @ LBNL | former 🛰️ eng | https://github.com/glemieux
Sam Rabin @samsrabin.bsky.social Vegetation modeler and software engineer working on the Community Terrestrial Systems Model (CTSM). My main foci are land use and fire. Stetson BS '09, Princeton PhD '16.
https://www.samrabin.net/