Chance Ronemus @chance-ronemus.bsky.social Asst Prof of Sed Geology, UCalgary.
Tectonics, sed basins, and geo/thermo/petrochronology in the Andes and Rockies.
**Recruiting grad students for 2027**
I <3 rocks: climbing them, and hitting them with hammers/lasers. He/Him.
Site: chanceronemus.com
T. Ryan Gregory 🇨🇦 @tryangregory.bsky.social Back off man, I'm a scientist. Evolutionary biologist. Professor. Genome size, junk DNA, applied evolution, sci comm, philosophy of science. Also political stuff. Plus jokes. Onions have 5x more DNA than you do (not a joke). Vimy, not Vichy. He/him.
Elizabeth V @geolizzy.bsky.social Ore Deposit geologist turned SAHM. I love rocks and books. Loves sustainable mining and hates coal.
Diego González @geodgonzalez.bsky.social Geologist, Humboldtian. Assistant Professor (PAD) at UCM. Experimental petrology, geochemistry & volcanology. Diffusion & magma mixing. Raman spectroscopy. Amateur astronomer. 🇵🇸
🌍 Madrid, Spain.
💻 https://sites.google.com/view/geodgonzalez
invertebrate @crevicedwelling.bsky.social myriapod missing a few dozen limbs. worm watcher and arachnid propagator.
waiting for rain
Nick Barber 🌋 @volcannick.bsky.social Asst Professor, geoscientist, volcanophile
magma, metals, and minerals 🌋🪨🛰️Philadelphian 🦅, father, husband. he/him. www.volcannick.com
Opinions my own
Natasha Mhatre @natashamhatre.bsky.social I introduce Biology to Physics, Science to Art. Good things happen. I like thinking about thinking.
Canada Research Chair in Invert Neurobio @ Western U.
Views always my own.
Silvia Pineda-Munoz, PhD - Climate Ages @climateages.bsky.social Founder, Climate Ages | Paleontologist, Ecologist, & Science Storyteller
https://climateages.com/
⛏ Thomas Hammerich @thammerich.bsky.social ⛏ Geologist+Palaeontologist
Alumni @ GeoB FB5 / Marum.de
🎓 Lecturer
🛳 Expedition Leader & Guide
15+ years of freelance exploring the
global Geo/Bio/Hist: guiding expedition
voyages on land/@sea
🌱 Seed & plant collector, 🏃♂️🚴♂️🖖 ☕lover
Out of Context Tracers in the Sea @tracers-in-the-sea.bsky.social I am a good bot posting excerpts from the seminal text by W.S. Broecker and T-H Peng for you. Many oceanographers started their journey of ocean discovery with this text
Dr. Kim Hannula @stressrelated.bsky.social Retired structural geology professor and geoscience education researcher, living in the mountains. Fan of blueschists, contact metamorphism, shear zones, faults, deformation bands, spatial thinking, strategies to make teaching more inclusive. She/her/hers
Mike Tice @ticeonmars.bsky.social Geologist/planetary scientist at Texas A&M using x-ray vision to study ancient life and surface processes. Commutes to Mars on the Perseverance Rover. He/him
Roderick Bale @dendrorodbale.bsky.social Dendrochronology of living trees/ buildings/archaeological wood/ tree-ring stable isotopes.
Based in Wales
Madalsa @madalsa.org Assistant Professor, Rochester Institute of Technology. I study and teach carbon-constrained energy systems. via Stanford, IIT Bombay. Views mine, many interests.
https://long-arc.org/
https://madalsa.org/
Anne-Laure D 🌿 @aldpaleo.bsky.social Paleobotanist at @CNRSecologie.bsky.social & @umramap.bsky.social | (re)posts about fossil & living plants 🌲🌿🍂⛏️ Old posts are deleted.
Jay Famiglietti @jayfamiglietti.bsky.social Satellite hydrologist, ASU Global Futures Professor, water and climate science communicator, leader of the WISE Research Group @wisegrouporg.bsky.social. Formerly NASA JPL Senior Water Scientist and ‘What About Water’ podcast host.
Dr Suresh Singh @palaeosingh.bsky.social • Vertebrate Palaeontologist @ The Open University, UK • Studying the links between morphology, ecology & evolution across deep time, with a focus on terrestrial tetrapods & ecosystems • 🌿- 🦕- 🦖
Dr Susannah Lydon @susieoftraken.bsky.social Palaeobotany | Scicomm | Associate Prof in Plant Science, Nottingham, UK | Vogon poet | Views my own | She/her
Mineralogical Society of America @mineralsocamerica.bsky.social Founded in 1919, the MSA’s mission is to diligently work on the advancement of mineralogy, crystallography, geochemistry, petrology, and promotion of their uses in other sciences, industry, and the arts. Website: msaweb.org
AnthropoceneMan 🦋 ✅ @anthropoceneman.bsky.social Earth Lover. Geology ⛏️, cartography🗺️, earth history, coastal processes 🌊 , sedimentation, volcanism🌋 , climate 🌎, soils…Oh, and bonsai🪴 and bad poetry and bad poetry about rocks 🪨
It is impossible to be bored, on such an amazing planet
Michael Anenburg @manenbu.bsky.social I make fake rocks & minerals at high pressures & temperatures. Admirer of carbonatites, rare earths, and geological miscellanies. מיכאל.🐪✡️
Prof Col Macpherson @colinmacpherson.bsky.social Rock ̵e̵t̵ ̵ scientist @durhamearthsci.bsky.social 🧪⚒️🌋
Husband, dad, typographical errer
Mridula @mridulasee.bsky.social Lurker and journalist. They/them. I also knit and crochet.
Aniket Dhar @paleocaves.bsky.social
From Kolkata, India | PhD candidate at University of Arizona | Speleothems | Indian Monsoons and Paleoclimate | Born 366 ppm CO2
Rogier Braakman @rogierbraakman.bsky.social Studying metabolic evolution, microbial macroevolution, biospheric self-organization, and the feedbacks between Earth and life. Dad, Husband, Scientist.
https://rogierbraakman.com/
Venu Gopal K @venugopalk.bsky.social PhD Research Scholar, IISER Pune
Paleobiologist, Bivalve systematics, Marine biogeography
OUGS Social Media @ougeolsoc.bsky.social "Not just any Geol Soc, the OPEN UNIVERSITY Geol Soc!"
#OUGS, student association for the UK's OU Earth science/geology students (but anyone welcome!) Website: ougs.org. Social Media admin: Linda Fowler. Affiliated to Open SU @oustudents.bsky.social
Raunak S @ronindune.bsky.social Remote Sensing/GeoInformatics guy. Formerly of ISRO. PhD. Professor, University of Houston. (he/him)
Bernd Andeweg @berndandeweg.bsky.social Earth sciences - geology - tectonics - earthquakes - fieldwork - teaching - outreach - Vrije Universiteit Amsterdam - aardbeving - vulkanen - Aardwetenschappen
Also active as
https://bsky.app/profile/berndandeweg.mastodon.nl.ap.brid.gy
Laura Cunningham @paleolaura.bsky.social Paleoart, biology, conservation, desert. 🇺🇦
Dipti Hingmire @deepush.bsky.social Climate Researcher.
#Monsoon #Fog #RegionalClimateChange
Niles Eldredge @nilese.bsky.social 
Dr. Advait M Jukar, FLS @amjukar.bsky.social Curator of Vert. Paleo @floridamuseum.bsky.social | Curatorial Affiliate, Yale Peabody Museum | Research Associate, Smithsonian’s NMNH | former @uarizona.bsky.social | @georgemasonu.bsky.social & @Reed.edu alumnus. Big fan of nature past and present
Jonas Frei @jdfrei.bsky.social Naturalist, landscape architect, author
Vojta Hybl @vojtahybl.com 🎨 mixed media illustrator, writer, educator
🪨 geology • nature • timefulness
📍 Cairngorms NP
🏴🇨🇿🏳️🌈 he/him
My debut book ROCKS out now: https://geni.us/Rocks
Website + shop: vojtahybl.com/links
Peter Brannen @peterbrannen.bsky.social Mammal.
New📘The Story of CO2 is the Story of Everything
LA Times Book Prize Finalist. "Hugely compelling" -NYTimes "History on a heroic scale" -Times (UK) "Brilliant and epic" -Kate Marvel
Old📘 The Ends of the World
Peterbrannen.com
Anthony (Tony) J. Martin @ichnologist.bsky.social Traces & trace fossils. Wrote 'Life Sculpted' (2023), 'Dinosaurs Without Bones' (2014), 'The Evolution Underground' (2017), & more. Hubby, Trekkie, reading, cooking, craft-beer imbibing, childless cat dude, 🚫AI. 🧪🐾🦖🦕🪨⚒️🌍📚✍️ 🖖 https://ajmartinauthor.com
Dr Catherine Russell @seddyrocks.bsky.social Fulbright Scholar, Anthropocene Sedimentologist, Founder of Anthropocene Sediment Network, I study rivers on Earth and Mars, the environment, and plastic & other pollutants.
Christina Belanger, Ph.D @belaforams.bsky.social Paleoecologist using the past to understand the future. Forams are the best! Associate professor at Texas A&M in College Station teaching about fossils and Earth’s deep past.
Brenhin Keller @brenhinkeller.bsky.social Assistant Prof. of Earth Sciences, Dartmouth College
Geochronology | Petrology | Earth History |
Computational Science | HPC | #julialang | he/they
The Woodchuck @woodchucklove.bsky.social Fierce independent and book lover. Geological Engineer. Mackay School of Mines Alum. Transcendentalist. Administrator of the Robert Burns Poetry Bot. @robertburnsbot.bsky.social
Dr. Davey F. Wright ⛏️🦕🧬 @daveyfwright.bsky.social Paleontologist. Evolutionary biologist. Punk rock enthusiast. Assistant Professor & Curator of Invertebrate Paleontology. OU | Oklahoma Museum of Natural History. Fossils, macroevolution, phylogenetic methods, biodiversity daveyfwright.wordpress.com
Kate Marvel @drkatemarvel.bsky.social Climate scientist, formerly NASA, currently Project Drawdown. Former astrophysicist, current Earth supremacist. Author of HUMAN NATURE, best book of 2025 according to both Scientific American and my dad https://shorturl.at/aJRYb
Audrey Truschke @audreytruschke.bsky.social Professor of South Asian history Rutgers-Newark | Anti-fascist | pro-education | https://www.audreytruschke.com/ | https://princeton.press/8r8idcye
GondwanaTalks @gondwanatalks.bsky.social I'm geologist Kathelijne Bonne and 🐚GondwanaTalks 🌋 is my multilingual blog. It is a microcosm in which I write about earth science, interspersing the posts with philosopical questions on our human role in nature.🪸
Bob Gooday @bobgooday.bsky.social Rock ponderer.
Haibo Yang @tectonicsyang.bsky.social Quaternary Geology & Active Tectonics | Earthquake research | Associated Research Fellow in China | Focused on the Tibetan Plateau margin | Love traveling
Shivangi Tiwari @shivangi-t.bsky.social Paleoclimate modelling | Climate change
Daniel Coe @geo-coe.bsky.social Maps—Rivers—Terrain
dancoecarto.com
John Cody @jcody.ca Canadian 🇨🇦 geologist and photographer in Calgary AB. Feeder of 2 dogs 🐶, harnesser of fire 🔥. All photos I post are my own. If you want to chat, reply to my posts :) No trolls/bots/adult content! No dms!
www.johncodyphotography.ca
Ethan Baxter @ethanrockstory.bsky.social Boston College professor, associate dean, teacher, GEOchemist, hiker, husband, father, storyteller. He/him. Inspiring the world about the wonders of the Earth with "Every Rock Has A Story" YT series.
https://www.youtube.com/@EveryRockHasAStory
Dr. Tripti Bhattacharya @triptychphrases.bsky.social Monsoon enthusiast, cat mom, occasional musician. Associate Professor at Syracuse University, Principal Investigator of Paleoclimate Dynamics Lab. https://trbhatta.expressions.syr.edu/. Reposts are not endorsements. Views are my own.
Cormac MacFhionnlaoich @cormacscoast.bsky.social Hiking guide providing walking tours along Ireland's Atlantic coast
Cliffs of Moher, Burren,Slieve League
Zoology
Marine Biology
Geology
Botany
Local history
Rishika Pardikar @rishpardikar.bsky.social Environment and climate reporter covering science, law & policy | Drilled, Article-14, The Hindu, The Continent
📍Bengaluru, India
Pallavi Anand (she/her) @anandpallavijha.bsky.social Interested in #Ocean #biogeochemistry, #Monsoon #paleoclimate, #Paleoceanography, #EarthSystemScience, #foraminifera , #biominerals , #Diversity #Inclusion #IODP, #geochemistry
Organised #ICP15
Neelima Vallangi @neelima.bsky.social Covering climate crisis in the Himalaya & South Asia.
Journalist / Photographer / Documentary Filmmaker
📍Nepal/India
Words/images/film in Guardian, Nature, Deutsche Welle, BBC, Al Jazeera, SCMP etc. Website: https://neelimavallangi.com
Ambarish Karmalkar @ambarish.bsky.social Climate Scientist | Studying how global warming affects us locally | Assistant Professor @ University of Rhode Island | https://web.uri.edu/geo/ambarish-karmalkar/
Andrea Corpolongo, Ph.D. @archeanandrea.bsky.social I study Archean fossils to understand the coevolution of Earth and life and inform the search for life on other planets + philosophy of science. She/her.
Alf A. Orvik @alforv.bsky.social Norwegian geologist, researcher by day, nerd (and father) by night. I dig into magmatic rocks, ore deposits, news, books, and video games.
Fumihiko Ikegami @fikgm.bsky.social Earth Science Watcher in Japan. Master of Geology and None. I am myself, not employers.
Dr Anjana Khatwa @anjanakhatwa.bsky.social Earth Scientist, Writer, Presenter. 📗 #WhispersOfRock, 4 Sept Little Brown (UK), 4 Nov Basic Books (US). Own views. Likes ≠ Endorsement.
Agents: 📺 Knight Ayton Management 📚 C&W
Pre Order Whispers of Rock here:
https://linktr.ee/jurassicg1rl
Madhusudan 🦉 Katti @leafwarbler.myatproto.social Reconciliation ecologist working towards decoloniality at a Land Grab University on Saponi lands • Writer • Alien of extraordinary ability • 🏳️⚧️ parent • 🐦⬛ 🦚 🪶 📽️ 🏏
Newsletter: https://reconciliationecology.beehiiv.com/subscribe
Marie-Claude Williamson @mc-north.bsky.social 🇨🇦 Geologist, Canadian Arctic | Critical minerals in volcanic 🌋 environments | Mackenzie Large Igneous Province | Arctic Ocean & Ridges | elle, she, her | Views are my own.
John Garver @geogarver.bsky.social Prof. of Geology, PFAS, rivers, hydrology, water quality, invasive species. Mohawk and Hudson watersheds. Board of Riverkeeper. Alaska, PNW, and Maine. "Notes from a Watershed" @ substack
Ken Caldeira @kencaldeira.com Mostly mentoring a group of postdocs.
Conceptual Investigations Unit, housed at Stanford.
Senior Scientist at Gates Ventures.
climate / energy / etc
https://ciunit.org
Posts imperfectly represent the views of my former self and not my employer.
Valentin Zuchuat @stratival.bsky.social Sedimentologists focusing on shallow-marine to continental transition zones and hyperthermal events, co-founder of @sedimentologika; ski-bum, food and wine enthousiast, special kink for the Permian-Triassic transition. He/him
Conor O'Sullivan @cmnosullivan.bsky.social Lead consultant geo exploring underground for safe and durable storage for CO2 ☁️, H2 🔋, and radwaste ☢️! 🇮🇪 🇵🇹 🇪🇺
Bathsheba Demuth @brdemuth.bsky.social Writer & environmental historian of cold places, now writing about the Yukon River. Author of FLOATING COAST. Prof at Brown University. Post mostly about animals, Arctic things & books. Heart is on a dogsled. #envhist #naturewriting 
Joe Mason @moreorloess.bsky.social UW Madison Geography, opinions are mine. Geomorphology, soils, dunes, loess, in the Midwest, Great Plains, northern China. He/him. Living on Ho-Chunk lands.
Javier Escartín @jescartin.bsky.social CNRS Scientist @ Ecole Normale Supérieure de Paris (Dept. of Geosciences). Marine geologist.
Mapping the seafloor - including with robots (autonomous and remotely-operated). Interested in tectonics, volcanism, hydrothermal activity... mostly under water.
Maya Wei-Haas, PhD @mayaweihaas.bsky.social Science writer | Lover of rocks and rxns | Ex-National Geographic reporter | Words at NYT, Science Mag, Smithsonian, & more | Author of What a Rock Can Reveal | Follow for geology and weird happenings on Earth and beyond!
https://bio.site/mayaweihaas
JoAnna @joannascience.bsky.social science writer and illustrator-for-hire
joannawendelcomics.com
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
❄️❄️❄️
Martin H. Trauth @martinhtrauth.bsky.social Geoscientist | professor of paleoclimate dynamics at U Potsdam | MATLAB user since 1992 | author of six MATLAB- and Python-based textbooks on data analysis in earth and environmental sciences | views my own.
http://mres.uni-potsdam.de
Dr. Rebecca Barnes (she/her) @waterbarnes.bsky.social Chronicling science, pet, & art adventures. #biogeofeminist catalyzing change -- to make the scientific enterprise welcoming & just. Sometimes creative, always sassy 🏞️⚛️💦🌿🏳️🌈☮️💙⚒️✍️🎨🐾
Sajjad Akam @sajjadakam.bsky.social Biogeochemist
Research Geologist | Our Unique Planet Fellow @NMNH
Viraj Torsekar | विराज तोरसेकर @virajtorsekar.bsky.social Ecologist | Researches species interactions in the wild | Sometimes in the lab | Mostly in the head
#NewPI at GITAM, India | Past at Indian Institute of Science and Hebrew Univ. of Jerusalem | Enjoys frisbee, cooking and geopolitics
https://torsekar.in/
Manshi Asher @manshiash.bsky.social Independent Researcher| Environmental Justice Activist|Political Ecology of Development & Other Disasters in W. Himalaya
Joanne Manaster @sciencegoddess.bsky.social Book lover, university biology educator, STEM advocate. Increasing your science TBR pile since 2008. Mother of 3 earth scientists & one high school teacher 🧪📚💙
Read Science! https://www.facebook.com/ReadScience
Website: http://joannelovesscience.com
Sedimentology @jsedimentology.bsky.social Sedimentology is the leading journal in its field, publishing ground-breaking research from across the spectrum of sedimentology, sedimentary geology and sedimentary geochemistry
Dave Petley @davepetley.bsky.social Vice-Chancellor and President at NTU. Landslides, hazards, risk, vulnerability and resilience, plus a bit of campus life and my beloved Coventry City FC. #pusb
Simon Mudd @simonmariusmudd.bsky.social geomorphologist
John Andrew Higgins @blueicedude.bsky.social Professor, Department of Geosciences, Princeton University. I am a chemist interested in the history of the Earth as recorded in polar ice cores and the rock record and envrionmental justice. Views are my own and not my institution.
Avinash ಅವಿನಾಶ್ @tnavinash.bsky.social Biochemist turned high school science teacher.
Carl Zimmer @carlzimmer.com NYT columnist. Signal: carlzimmer.51
Newsletter: https://buttondown.com/carlzimmer/
Web: http://carlzimmer.com
[This account includes a tweet archive]
Mattias Green @mattiasgreen.bsky.social Professor in Physical Oceanography working with tides in the Earth system. Faculty at School of Ocean Sciences, Bangor University. He/him/his.
Maitri @maitri.vatul.net Geoscientist, technologist, multilingual. Thinks a lot about rocks, data, science fiction, pop culture, and the future of earth. Personal account.
Prof. Tatiana Ilyina @tatianailyina.bsky.social Climate scientist, Earth system modeler, studying ocean carbon cycle and its impacts on Earth's climates
Director @mpimarinemicrobio.bsky.social
@maxplanck.de
@wcrpclimate.bsky.social
mom of 3•feminist•🐈⬛ ailurophile•she/her•💙💛
Henning @geohenning.bsky.social Geosciences MSc • Earthquakes • Soil protection and contaminated sites • 📷 Fujifilm X-T4 and X100V • Herne, Ruhrgebiet • S04 • Loki 🐕
Creator of Bluesky's FujiFeed
Dr. Alice-Agnes Gabriel @inseismoland.bsky.social Associate Professor Scripps Institution of Oceanography UCSD, affiliated researcher LMU Munich, EGU Seismology Division President, earthquake source philosopher, high-performance computing enthusiast, mommy
Matt B @matttg.bsky.social Cubs fan. 🌋 & magma, mineral resources, tectonics, wilderness, pawpaws, outdoor gear, 🏝⛰🏕, Rectal cancer survivor. Views and opinions expressed are mine. #geology #earthscience #geoscience ⚒️
The Carbonate Forum @carbonateforum.bsky.social The home of all things carbonate!
The Carbonate Forum allows Carbonate Researchers to present and discuss their work with a like-minded audience. Oral sessions strictly limited to #PG & #ECS!
⚒️🧪🪸🐚🦪
Dr. Evan J. Gowan @evangowan.bsky.social I am a climate scientist, focused on paleoclimate, sea level change and the evolution of Quaternary glaciations.
I reconstruct ice sheets using glacial isostatic adjustment and ice sheet modelling. In Japan but have been all over the place. 🇨🇦🇯🇵🇦🇺🇩🇪🇸🇪
Kelly Hereid @kellyhereid.bsky.social Climate scientist, geologist, and catastrophe modeler, Liberty Mutual. Posts on all things hurricane, wildfire, flood, earthquake, tornado. Sassy takes are mine not employer's.
📍Oakland, CA
Website: hereidk.strikingly.com
Dr. Erik Klemetti Gonzalez @eruptions.site Professor @ Denison University / Volcanologist / Writer of Eruptions / Baseball, Sumo, Cricket, Soccer fan / Sci Fi aficionado / Amateur Musicologist / Cat person / Dad / Be kind to your bad self. 🇨🇴
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
Mika McKinnon @mikamckinnon.bsky.social Field geophysicist, disaster researcher, scifi science consultant, science writer, public speaker, irrepressibly curious. Occasional rock-licker, frequent devourer of board books. 🇨🇦🇺🇸
Brandon Bishop @brandontbishop.bsky.social Seismologist, investigates the Andes and subduction zones, currently complexly affiliated with St. Louis University and looking for new projects.
Replies to my geoscience posts that include LLM content get your account blocked.
Earth, Environmental & Planetary Sciences @earth-science.bsky.social We run the "Earth Scientists" feed — pester this account if you want to join
https://bsky.app/profile/did:plc:lpl45lei6abqpvmet5htdbtb/feed/aaakc72k5sgcs
(brought to you by @louis.moresi.info)