U.S. Scientific Ocean Drilling @us-sciod.bsky.social Advancing Earth science using ocean drilling | Account managed by the U.S. Scientific Ocean Drilling Coordination Office (SODCO)
https://linktr.ee/us_sciod
Dan Garisto @dangaristo.bsky.social science journalist | good physics, bad physics, and sometimes ugly physics
Signal: dgaristo.72
Email: digaristo@gmail.com
Daniel Swain @weatherwest.bsky.social Weather and climate scientist focused on extreme events like floods, droughts, & wildfires on a warming planet. www.weatherwest.com
Alain Plante @alainfplante.bsky.social Professor in Earth & Environmental Science at UPenn. Soil science, terrestrial carbon biogeochemistry, Earth science, Anthropocene, environmental studies 
The Neotoma Paleoecology Database @neotomadb.bsky.social Supporting global-change research and education via open, community-curated data and services for paleoecological and paleoenvironmental data.
Bill McKibben @billmckibben.bsky.social Founder 350.org and Third Act, author The Crucial Years on substack https://billmckibben.substack.com/
Author of 21 books, beginning with The End of Nature
Gulf Coast Repository @gcrepository.bsky.social Managing scientific ocean drilling archives and research lab facilities, and providing training to geoscientists @ Texas A&M University.
https://linktr.ee/gulfcoastrepository
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
Climate at the National Academies @climate.nationalacademies.org #Climate-related activities of the National Academies of Sciences, Engineering, and Medicine / @nationalacademies.org retweet ≠ endorsement
Thriving Earth Exchange @thrivingearth.bsky.social Official account for Thriving Earth Exchange powered by @AGU.org.
Powered by People, Guided by Science ThrivingEarthExchange@agu.org #CommunityScience
Woods Hole Oceanographic Institution @whoi.edu We're the world's largest independent non-profit dedicated to ocean research, exploration, and education. Join us!
Bolin Centre for Climate Research @bolincentre.bsky.social Multidisciplinary consortium of scientists in Sweden conducting research on Earth´s climate.
A collaboration between Stockholm University, KTH and the Swedish Meteorological & Hydrological Instititute.
🌍 https://bolin.su.se
📄 https://tellusjournal.org
Dean, School of Arts & Sciences, University of Pennsylvania @pennsasdean.bsky.social Official account of Dean Mark Trodden, Thomas S. Gates Jr. Professor at the University of Pennsylvania.
https://www.sas.upenn.edu/leadership
Xueke Li @xuekeli.bsky.social Climate scientist @Penn
IPCC @ipcc.bsky.social Intergovernmental Panel on Climate Change
Inside Climate News @insideclimatenews.org Pulitzer Prize-winning, nonprofit, non-partisan newsroom dedicated to covering climate, energy and the environment. Our newsletters: http://bit.ly/3mcVORO
Rutgers Climate and Energy Institute @ruclimateenergy.bsky.social The Rutgers Climate and Energy Institute advances a resilient, equitable, and sustainable climate future by connecting faculty, staff, and students through research, innovation, education, and outreach. https://linktr.ee/rcei_social
Bob Kopp @bobkopp.net #Climate & sea level science + policy. Rutgers University. All views my own. www.bobkopp.net
Shannon Christiansen @sh-christiansen.bsky.social 
NSF NCAR & UCAR @ncar-ucar.bsky.social We're committed to advancing our understanding of Earth system science, from the ocean to the exosphere, for the betterment of our planet. 🌎 Operated by UCAR and #NSFfunded.
Prof Peter Hotez MD PhD DSc(hon) @peterhotezmdphd.bsky.social Texas Medical Center (TMC) Pediatrics Professor-Vaccine Scientist-Author; Member, Philosophical Society of Texas, Texas Academy of Medicine Engineering Science Technology, National Academy of Medicine, American Academy of Arts and Sciences
NOAA @handle.invalid NOAA provides science, service and stewardship to protect life, property & Earth's natural resources. An agency of the Department of Commerce. Join us on Instagram & Facebook. Official NOAA account.
US CLIVAR @usclivar.bsky.social US Climate Variability and Predictability Program - Investigating the global climate system across multiple time scales emphasizing the role of the ocean.
Learn more at usclivar.org
Andra Garner @andrajgarner.bsky.social Associate Professor of Environmental Science at Rowan University | Coastal Hazards researcher, including tropical cyclones and sea-level rise in a warming climate | Climate communicator | she/her | Opinions my own
Mackenzie Weaver @mackenzieweaver.bsky.social PhD candidate at the University of Pennsylvania | Climate change researcher with interests in extreme weather, evolving natural hazards, and climate communication | she/her
Penn Climate @upennclimate.bsky.social Vice Provost for Climate Science, Policy, and Action
Email us to connect: climate@upenn.edu
Website: https://climate.upenn.edu/
Alejandro Fernandez @a-fernandez.bsky.social PhD Candidate - Climate Science
🇨🇴
Annenberg School at Penn @asc.upenn.edu The Annenberg School for Communication at the University of Pennsylvania. Furthering our understanding of the role of communication in public life through research, education, and service.
Kai Kornhuber @kornhuber.bsky.social Theme Lead Weather Extremes & Climate Dynamics at IIASA, adj. assoc. Research Scientist LDEO, Co-Chair Risk KAN
University of Pennsylvania @upenn.edu Official account for the University of Pennsylvania. Advancing discovery and opportunity toward a better future for all. Managed by the Office of University Communications.
Pierre Friedlingstein @pfriedling.bsky.social Born at 321 ppm. Climate & Carbon Cycle Scientist. Prof @UniofExeter Directeur de Recherche @CNRS @GlobalCarbonProject
Proceedings of the National Academy of Sciences @pnas.org Explore groundbreaking news and research from PNAS, one of the world's most-cited scientific journals. Discover its sibling journal, @pnasnexus.org, both official research journals of the U.S. National Academy of Sciences. Visit www.pnas.org for more info.
Kleinman Center for Energy Policy @kleinmanenergy.bsky.social Creating the conditions to advance energy policy outcomes through education, research, and outreach at Penn and beyond. #EnergyAtPenn
Perry World House @perryworldhouse.bsky.social Perry World House is the University of Pennsylvania's hub for global engagement. Follow/Repost/Like is not endorsement.
Michael Weisberg @mweisberg.bsky.social Deputy Director of Perry World House and Professor of Philosophy at Penn. Climate diplomat and social ecology researcher in Galapagos. 🇺🇳🇫🇯🇯🇲🇪🇨
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.
Penn Arts & Sciences @sas.upenn.edu The School of Arts & Sciences is the heart of Penn. Learn about events, news and get involved in the conversation by following us!
https://www.sas.upenn.edu
Visit our online publication, Omnia Magazine: https://omnia.sas.upenn.edu/
Allie Sinclair @asinclair.bsky.social Assistant Prof of Psychological Sciences, Rice University
🧠 Cognitive neuroscientist/psychologist exploring how we recall the past & predict the future to change behavior
Interventions for health, climate change, & education
https://sinclairlab.rice.edu
Irina Marinov @irinaclimatemom.bsky.social mom, oceanographer, climate scientist, prof at Univ of Pennsylvania, West Philly resident. Romanian to start with, Middlebury BA, Princeton PhD, then MIT and WHOI.
Doug Jerolmack @dougjerolmack.bsky.social #SoftEarthGeophysics is the future
Gavin Schmidt @climateofgavin.bsky.social Climate scientist, juggler. Bikes etc. Blogging at https://www.realclimate.org - data visualization, explainers, and debunking.
Kim Cobb @kimcobb.bsky.social 40% Climate Scientist, 40% Mom, and 20% Indiana Jones. Unapologetically obsessed with carbon. Lawrence & Barbara Margolis Director, http://ibes.brown.edu. She/her. Views my own
Leigh Stearns @leighstearns.bsky.social Climate and glacier scientist at UPenn.
PAGES (Past Global Changes) @pages-ipo.bsky.social PAGES is an international project coordinating and promoting past global change research.
www.pastglobalchanges.org
Ratul @ratuld.bsky.social PhD student at Department of Earth and Environmental Sciences, UPenn
Former Integrated MSc student at School of Physical Sciences, NISER Bhubaneswar
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
Heather Kostick @heatherkostick.bsky.social Live Laugh Launch me into the sun 🌞
Scientist/Writer/Gardener/Cat Foster
📍Philly/Delco/Lenapehoking
Climate change is real.
Jack Geary Murphy @jackgearymurphy.bsky.social Lecturer in Earth & Environment @ Penn
Thinking about magnitudes and constraints on Earth, energy, and environmental systems.
Pro advancing human well-being while maintaining the integrity of natural systems.
Penn Center for Science, Sustainability & the Media @penncssm.bsky.social Penn Center for Science, Sustainability, and the Media focuses on challenges and opportunities in communicating climate and environmental sustainability. Email us to connect: upenncssm@sas.upenn.edu.
https://web.sas.upenn.edu/pcssm/
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
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