hforsten @hforsten.com Electrical engineer. RF electronics, IC design, radars, FPGA, programming. hforsten.com
Anna Siebenbrunner @anna7brunner.bsky.social 🧊 Glaciers & AI 🤖
PhD candidate at Technical University of Munich | Junior Scientist at GEORESEARCH | Climate Advocate at Protect Our Winters
GEORESEARCH @georesearch.bsky.social We develop fundamentals for climate change adaptation.
Climate Town @climatetown.bsky.social Solve climate change or die trying.
Full videos on YouTube👇
https://linktr.ee/climatetown
Antarctic News @antarcticanews.bsky.social News updates from the Southern Pole. Includes headlines & weather updates.
Prof Chris Jackson @seismatters.bsky.social Geoscientist | Occassionally on 📺 & 📻 talking about geoscience | I 🏃🏾♂️🚴🏾♂️ 🧗🏾♀️🎸🍺| he/him | 🏳️🌈🏳️⚧️| “Self-declared King of Geotwitter” (Palin, 2022) | Professional (East)Midlander 😎
Will Hobbs @icecoldwill.bsky.social Climate scientist, focussed on Antarctic sea ice
New Scientist @newscientist.com The best place to find out what’s new in science – and why it matters.
Max Lenormand @maxlenormand.bsky.social Geospatial Data Scientist & Podcaster
I’m curious about the modern mapping & satellite imagery world
Podcast: https://www.mindsbehindmaps.com
Videos about maps: https://youtube.com/@maxlenormand
Polar Portal @polarportal.bsky.social The Danish Arctic research institutions present updated knowledge on the condition of two major components of the Arctic: The Greenland Ice Sheet and the sea ice.
Find us on https://polarportal.dk/en.
The Barents Observer @thebarentsobserver.com Europe's northernmost independent English-Russian online newspaper. Cross-border news from the Arctic, Russia, and Nordic. Fighting censorship, supporting democracy! Our news-portal:
barentsobserver.com
Connie Harpur @connieharpur.bsky.social University of Leeds PhD candidate studying lake-terminating glaciers in Greenland 🧊🛰️ https://tinyurl.com/connieharpurleeds
Alexander Haumann @alexhaumann.bsky.social Climate scientist fascinated by polar regions, ocean, ice, and the global carbon and water cycles
Scientific Committee on Antarctic Research (SCAR) @scar-antarctic.bsky.social We facilitate international research on the Antarctic and Southern Ocean and provide independent scientific advice.
www.scar.org
Will Harcourt @willharcourt.bsky.social Lecturer at the University of Aberdeen.
Digital twinning of the cryosphere.
Earth Observation 🛰️, Glaciology 🧊, and Artificial Intelligence 🖥️.
Anja Rutishauser @anja-ruti.bsky.social Glaciology ❄️ | Geophysics, radar sounding 🌍🛰 | Researcher at GEUS | Views are my own | she/her
Anneke Vries @annekevries.bsky.social Researcher glacier-fjord interaction in Greenland 🇬🇱🧊🌊
PhD Candidate at @niozsearesearch.bsky.social and @utrechtuniversity.bsky.social 🇳🇱
Frank Pattyn @fpattyn.bsky.social Professor @ULB | Antarctic glaciologist | Ice Sheet Modeller | #ClimateChange | Pianist/Keyboardist | https://frank.pattyn.web.ulb.be
Stefanie Arndt @sarndt.bsky.social Sea ice physicist at AWI with research focus on Antarctic sea ice and snow. Emmy-Noether Young Investigator Group leader. Lecturer at University of Hamburg. Junior fellow at HWK. Science communicator. 
Andy Shepherd @andyshep.bsky.social 
Lu Zhou @luzhou.bsky.social researcher, ice protector, and nothing but remote sensing
Laura Dalman @polaur.bsky.social Post doc at ULB | ice-associated primary producers in the #Arctic and #Antarctic 🌊🧊❄️| nature and coffee enthusiast | she/her
SnowPI @snowpi.bsky.social Investigating Polar Climate Change
Funded by the European Union.
Website: https://snowpi.eu/
PRECISE - PREdicting Changes in Ice Sheets on Earth @precise-project.bsky.social 6-year Novo Nordisk funded project. We develop and improve models for how ice sheets of Greenland and Antarctica contribute to raising the sea level in the world’s oceans. We aim to reduce uncertainties in future sea-level rise projections.
ESRAH University of Hamburg @esrah.uni-hamburg.de ESRAH is researching the dynamics of Earth and society @uni-hamburg.de. It is home to the Cluster of Excellence #CLICCS. Our outreach team keeps you posted. uhh.de/esrah-imprint
U.S. Scientific Committee on Antarctic Research (US-SCAR) @usscar-antarctic.bsky.social US-SCAR is a focal point for U.S. participation in the Scientific Committee on Antarctic Research (SCAR). https://usscar.org/
OCEAN ICE @oceaniceeu.bsky.social Ocean Cryosphere Exchanges in ANtarctica: Impacts on Climate and the Earth system, OCEAN ICE, funded by Horizon Europe
Partners from UK funded by UK Research and Innovation (UKRI) under the UK Horizon Europe guarantee
Altmetric @altmetric.com We measure the attention that research outputs receive from policy documents, mainstream news outlets, Wikipedia, social media and online reference managers. We detect sentiment of Bluesky/X posts.
Come for the attention to research. Stay for the memes.
Mapping and Geographic Information Centre @magic.bas.ac.uk The Mapping and Geographic Information Centre (MAGIC) provides geospatial information, expertise, and services to the British Antarctic Survey (@bas.ac.uk) and wider UK activity in the Polar Regions. 
Eleanor Frajka-Williams @eleanorfrajka.bsky.social Physical oceanographer + climate scientist, Professor at the University of Hamburg (She/her)
eleanorfrajka.com
❄️ Emma Pearce ❄️ @emmapearce.bsky.social Geophysicist and Glaciologist at British Antarctic Survey
Dr of Ice 👩🏼💻
Working in and studying Antarctica. ❄️
WSL Institute for Snow and Avalanche Research SLF @slfdavos.bsky.social #SLF #Snow #Avalanches #AlpineNaturalHazards #Permafrost #MountainEcosystems #AvalancheBulletin #CERC #WSL @wslresearch.bsky.social
Ruth Mottram @ruthmottram.eurosky.social Climate scientist at DMI, Greenland, Antarctica, polar regions in general.
Now migrated to eurosky.social on here.
Mostly on mastodon though @ruth_mottram@fediscience.org
Blogging at sternaparadisaea.net
EGU Cryospheric Science Division @egu-cr.bsky.social We are the Cryospheric Division (CR) of the European Geoscience Union (EGU @egu.eu) and share news and biweekly blog posts on everything cryosphere: https://blogs.egu.eu/divisions/cr/
Contact us, if you want to write a post or join our community.
KNMI @knmi.nl Koninklijk Nederlands Meteorologisch Instituut (KNMI). Volg ons voor weerwaarschuwingen, meldingen over aardbevingen en nieuws over weer en klimaat.
Actuele waarschuwingen? Download de KNMI-app. 📲
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!
Cryolist.org @cryolist.bsky.social Repost != endorsement by moderation team
cryolist.org | email mailing list for the global cryospheric community (snow, ice, glaciers, permafrost, ocean, geomorphology, climate, etc)
Australian Centre for Excellence in Antarctic Science (ACEAS) @antarcticsciaus.bsky.social ACEAS exists to help communities prepare for climate risks emerging from East Antarctica and the Southern Ocean, with a focus on the globally significant Denman-Shackleton glacier system.
We're a national research consortium, led by @utas.edu.au.
Australian Antarctic Program Partnership @antarctic.bsky.social To protect Antarctica and the Southern Ocean is to protect our future on this planet. In this critical decade for action, our science explores the role of the Antarctic region in the global climate system. Led by @utas.edu.au.
🔗 aappartnership.org.au
Andreas Preusser @andoreasu-pr.bsky.social Earth Observation 🛰️| Sea Ice ❄️| Digital Twins 🌍
Research background in sea ice remote sensing and in-situ observations of atmosphere-sea ice-ocean interactions in the Arctic.
Now at DLR as program manager for digital twins in EO (DestinE and ESA DTE).
Patrick Flamm @ptrckflmm.bsky.social Peace & Security in the ‘Anthropocene’, from Low Earth Orbit 🛰️ to Antarctica 🇦🇶. Senior Researcher at Peace Research Institute Frankfurt (@prif.org). Head of Research Group ‘Ecology, Climate, and Conflict.’
Formerly at VUW&UoA in Aotearoa New Zealand 🇳🇿.
Alfred Wegener Institute @awi.de We research ice, oceans and climate.
Website: www.awi.de
Imprint: https://www.awi.de/en/imprint.html
Dr. Martin Visbeck @mvisbeck.bsky.social Ocean-Science-Observing-Twinning-Sustainability CEO OceanQuest KAUST on leave from GEOMAR and Kiel University
https://www.oqfoundation.org/en/
Amanda D. Smith @amandadsmith.bsky.social Energy nerd, former engineering academic, scientist, analyst, climate educator. 🇺🇸🏳️🌈🌱🐈🐕📖🌲🍄🥾🥟
"The name of our beautiful reward is not profit. Its name is freedom."
- Ursula K. Le Guin
linktr.ee/amandadsmith
The Lancet Countdown on Health and Climate Change @lancetcountdown.bsky.social Bringing together experts from across the globe to track how climate change is affecting our health, and how the world is responding.
Funded by Wellcome.
Woodwell Climate Research Center @woodwellclimate.bsky.social Woodwell Climate conducts science for solutions and partners with leaders and communities for just, meaningful impact to address the climate crisis.
Peter Griffith @carboncyclist.org Carbon, climate, justice, from space, in Baltimore
Hannah Ritchie @hannahritchie.bsky.social Deputy Editor, Our World in Data
Senior Researcher, University of Oxford
Climate, energy, environment, all things data.
Gavin Schmidt @climateofgavin.bsky.social Climate scientist, juggler. Bikes etc. Blogging at https://www.realclimate.org - data visualization, explainers, and debunking.
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
Dr. Jonathan Foley @globalecoguy.bsky.social - Executive Director, Project Drawdown drawdown.org
- Climate scientist, working on solutions
- Passionate about science, communication, and hope
- Minnesota based, Maine born
- Personal account / My views
Remote Sensing of Polar Regions, University of Bremen @polarbremen.bsky.social #Satellites #Science #SeaIce #ExtremeLatitudes.
Remote Sensing of Polar Regions at University of Bremen,
Institute of Environmental Physics (IUP).
https://seaice.uni-bremen.de
Nature Climate Change @natclimate.nature.com A monthly journal dedicated to publishing cutting-edge research on the nature, underlying causes or impacts of global climate change and its implications for the economy, policy and the world at large https://www.nature.com/nclimate
European Space Agency @esa.int Elevating the future of Europe through space.
Please see our Privacy Notice: https://esa.int/connectwithus
ESA Earth Observation @esaearth.esa.int @esa.int #EarthObservation: Taking the pulse of our planet from space.
Please see our Privacy Notice: http://esa.int/connectwithus
We share pictures and news on our planet as seen from space.
Josephine Z. Rapp @zoraur0ra.bsky.social Microbial ecologist studying #microbes and their #viruses in #ArcticOcean #Seaice, #Permafrost & #DeepSea.
❄️🌨🌊🏔🏕📷 make me happy. And cats.
NetworkX @networkx.bsky.social Python package for the creation, manipulation, and study of the structure, dynamics, and functions of complex networks.
Clark Richards, PhD @clarkgrichards.bsky.social Physical oceanographer, father, musician, cyclist. Coauthor of the R oce and argoFloats packages. Arctic Ocean change and processes, autonomous systems, and open software. Opinions are my own. he/him
clarkrichards.org
Polar Science Early Career Community Office @polarsecco.bsky.social ❄️ Empowering, elevating and supporting the vibrant early career community of the polar sciences. ❄️
https://linktr.ee/polarsecco
Femke de Jong @fmkdejong.bsky.social Physical oceanographer at the Royal Netherlands Institute for Sea Research (NIOZ). Measuring the Meridional Atlantic Ocean Circulation (AMOC). Interested in ocean, climate, diversity, sailing, creativity. Views my own. Posts in English and Dutch
Lena Nicola @lenanicola.bsky.social Doctoral Researcher working on Antarctic ice dynamics at PIK Potsdam and MPI-GEA 🇦🇶🧊
Co-Chair of APECS Germany ❄️
Junior Chief Editor at PolF 📑
Views are my own.
Jan-Hendrik Müller @kolibril13.bsky.social Generative Design 🎨 - Coding 🧑💻 - Science Communication 🧬
Dr Martin Rogers @martinsjrogers.bsky.social Machine learning researcher at the British Antarctic Survey. 
🌊 Southern Ocean @thesouthernocean.bsky.social Hardest working ocean on Earth you’ve never heard of. Doing the heavy lifting to suck up carbon and heat, and you know, just keep the planet liveable. You’re welcome.
More at @antarctic.bsky.social
Vasco Müller @oceanisfun.bsky.social Oceanographer researching Mesoscale Eddies, Arctic Ocean Dynamics, Ocean-Sea Ice Interactions, km-scale modelling.
Opinions are my own
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.
Zack Labe @zacklabe.com Climate Scientist at @climatecentral.org | PhD | Passionate about improving science communication through data-driven stories | Harrisburg, PA | https://zacklabe.com/
Views, thoughts, and opinions expressed here are only my own.
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/
EUMETSAT OSI SAF @osi-saf.eumetsat.int EUMETSAT's Ocean and Sea Ice Satellite Application Facility. 🛰
We are the dedicated @eumetsat.bsky.social centre for processing satellite data at the ocean-atmosphere interface.
Matt King @deformedearth.bsky.social Solid-earth deformation, geodesy, ice sheets, and sea level. Professor and ARC Laureate Fellow at @utas.bsky.social ❄️⚒️🌊🧪. Flawed follower of Jesus.
Helen Amanda Fricker @helen-amanda.bsky.social Professor of Glaciology, Scripps Polar Center, UC San Diego
https://bsky.app/profile/scrippsocean.bsky.social
Studies Antarctica with satellites
PI of EDGE mission edge.ucsd.edu
🇦🇶🛰️🧊
Graduate of @UCL & @UTAS
❄️❄️❄️
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
Prof Alessandro Toffoli @atoffoli.bsky.social Ocean and coastal engineering, physical oceanography, Antarctic science
Signe Aaboe @signeaaboe.bsky.social Climate and sea-ice scientist at MET Norway.
Research interests include sea ice, oceans, and polar climate. Living in the far north and love gardening, hiking, paddling, and drinking coffee. Any opinions expressed are my own.
Marion Bocquet @mabocquet.bsky.social Sea Ice 🧊❄️ 🛰️ | Researcher at NORCE, Tromsø 🏔️🇳🇴
Earth Sciences UCL @es-ucl.bsky.social The Department of Earth Sciences @UCL: ucl.ac.uk/earth-sciences. Our research and teaching focuses on all aspects of Geosciences. Instagram— uclearthsciences
Erik Loebel @erikloebel.bsky.social Climate scientist @copernicusecmwf.bsky.social specialising in geodesy, satellite remote sensing and cryosphere research
Andy Shepherd @andyshepherd.bsky.social Polar Satellite & Climate Scientist, Director CPOM, HoD Northumbria, Founder IMBIE, Principal Science Advisor CryoSat
🌍🧊🛰🐾
https://www.northumbria.ac.uk/about-us/our-staff/s/andrew-shepherd
David Babb @dave-babb.bsky.social Sea ice scientist at the University of Manitoba | IPCC AR6 | IGS Seminar Series | CLiC | Fan of the Winnipeg Jets | Probably building Lego with my two sons. 
Isolde Glissenaar @isoldeg.bsky.social Postdoc | satellite altimetry of sea ice | UiT The Arctic University of Norway, Tromsø
Stefan Hendricks @sthendric.bsky.social Geophysicist at the Alfred Wegener Institute (@awi.de) und 🇩🇪, Research focus: 🌊🧊🛰️ #seaice thickness #remotesensing using satellite #altimetry. Also @sthendric@fediscience.org
Views are my own. 
Dr Anna Maria Trofaier @whinnyhowe.bsky.social Physicist. Radar specialist. Cryosphere scientist at the European Space Agency.
Former Svalbardian.
Dr Petra Heil @pxh.bsky.social Antarctic and Earth-system science.
Eero Rinne @eeror.bsky.social Associate professor of remote sensing of cryosphere at UNIS Svalbard.
Gunnar Spreen @gspreen.bsky.social 
Evgenii Salganik @salganik.bsky.social ice researcher and architecture photographer
Alfred Wegener Institute @awi.de
Samuel Brenner @sdbrenner.bsky.social PhD in physical oceanography from the University of Washington.
🇨🇦(he/him)
https://sdbrenner.github.io/
Mark Brandon @iceymark.bsky.social Polar Oceans. Open University, UK. Londoner. Proud to work with the BBC on Frozen Planet 2, Blue Planet 2, Frozen Planet & others. Heart always in the ice. MBE. Polar Medal.
David N. Thomas @dnthomas01.bsky.social Eclectic Bluesky-Rambler - It's not random...honest/ Marine-Arctic-Antarctic-Climate Biologist/ Slow but enthusiastic cyclist/ Woke academic still aspiring to be a scholar/ 🇬🇧 diaspora in 🇫🇮
Books: https://www.amazon.co.uk/stores/author/B001HOBI0E
AGU Cryosphere Section @agucryo.bsky.social 
Mika Rantanen @mikarantane.bsky.social Researcher at the Finnish Meteorological Institute. Climate change, extreme weather and attribution of extreme events. PhD in meteorology from the University of Helsinki.
Jenny Arthur @antarcticjenny.bsky.social Remote sensing scientist in Tromsø 🇳🇴 | earth observation 🛰 | glaciology ❄️ | polar science 🇦🇶🇬🇱 | she/her 🏳️🌈
IPCC @ipcc.bsky.social Intergovernmental Panel on Climate Change
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.
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
AGU (American Geophysical Union) @agu.org Official AGU: supporting 500k+ Earth & space science advocates.
🌏 🚀 🔬
Save the Date for #AGU26 in San Francisco, CA, 7-11 December, 2026.
Robbie Mallett @robbiemallett.bsky.social I study sea ice at the Arctic University of Norway.
www.robbiemallett.com
DTU Cryosphere group @dtucryo.bsky.social The Cryosphere Research Group at DTU Space 🌍❄️ | Geodesy & Earth Observation Department |