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The Geological Society of America (GSA)

@geosociety.bsky.social
1K followers 206 following 684 posts

The Geological Society of America (GSA) unites a diverse community of geoscientists in a common purpose to study the mysteries of our planet (and beyond) and share scientific findings.

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The Geological Society of America (GSA) @geosociety.bsky.social · 23h
Which matters more in landscape evolution: tectonics or climate? New evidence from the Taiyuan Basin in the central Shanxi Rift, North China, suggests that, during the Early Pleistocene, climate had the upper hand. 🔗 geosociety.co/46Tecmu Image: Figure 8 from the paper. #GSABulletin
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The Geological Society of America (GSA) @geosociety.bsky.social · 03/10/2026
Think you know your rocks? Prove it. 🪨 Which sedimentary rock forms from the accumulation of shells and calcium carbonate-rich material? Drop your answer below, then put your knowledge to the test at GSA Connects Sweet Connections Trivia Night! Register at connects.geosociety.org.
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The Geological Society of America (GSA) @geosociety.bsky.social · 03/10/2026
What if a signal thought to record a global change actually has a local explanation? New #Geology research reveals that Shunga–Francevillian carbon-isotope excursion preserved in the the Zaonega Formation in Russia may be explained by local processes: geosociety.co/Thiagarajan_et_al
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The Geological Society of America (GSA) @geosociety.bsky.social · 03/10/2026
Lehigh University is hiring a tenure-track Assistant Professor in Earth & Environmental Sciences specializing in solid Earth geosciences. Field-based research on lithospheric processes, critical resources, natural hazards & energy encouraged. 🔗 geosociety.co/JobBoard
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The Geological Society of America (GSA) @geosociety.bsky.social · 02/10/2026
Over 45 recently published #Geology authors are bringing their work to life at GSA Connects 2026. From paleoclimate and extinctions to natural hazards and resources, explore the full program and plan your schedule on the GSA Connects app: geosociety.co/ConnectsApp
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The Geological Society of America (GSA) @geosociety.bsky.social · 02/10/2026
Lehigh University is hiring a tenure-track Assistant Professor in Earth & Environmental Sciences specializing in solid Earth geosciences. Field-based research on lithospheric processes, critical resources, natural hazards & energy encouraged. 🔗 geosociety.co/JobBoard
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The Geological Society of America (GSA) @geosociety.bsky.social · 01/10/2026
The best part of regional geoscience? The people who show up for it. 🤝 GSA Section Meetings are built around the researchers, educators, and students who are doing incredible work close to home. Abstract submissions for 2027 are now open! 🔗geosociety.org/events/section-meetings
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The Geological Society of America (GSA) @geosociety.bsky.social · 01/10/2026
How can we uncover Earth’s climate history? Laura Lopera Congote follows the evidence from Colombia to Peru and beyond. As a GSA member, she’s found a community that supports her research and growth as an early-career geoscientist. Join GSA: geosociety.org/membership
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The Geological Society of America (GSA) @geosociety.bsky.social · 30/09/2026
The University of Texas at El Paso (UTEP) is hiring a Tenure-Track Assistant Professor in Subsurface Geology. Join a collaborative environment focused on subsurface resources, energy transition and more. Start Aug. 2027. 🔗 geosociety.co/JobBoard
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The Geological Society of America (GSA) @geosociety.bsky.social · 30/09/2026
Getting your GSA Connects 2026 schedule together? Don't forget to carve out some time for Meow Wolf Denver. All Connects attendees get 20% OFF general admission with code 'GSA20'—valid 11–14 October. 🔗 Plan your visit: geosociety.co/meowwolf Questions? Contact: mrippe@geosociety.org
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The Geological Society of America (GSA) @geosociety.bsky.social · 29/09/2026
Tomorrow in Prescott, Arizona! Join GSA authors Stephen Reynolds & Julia Johnson for a talk and signing of Roadside Geology of Arizona, Second Edition. 📖 📅 Wednesday, 30 September | 12:30 p.m. 📍 highlandscenter.org 📖 geosociety.co/RSG-Arizona-Second
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The Geological Society of America (GSA) @geosociety.bsky.social · 29/09/2026
What can basalt reveal about an island’s volcanic history? 🌋 On Taveuni Island, Fiji, basalt records past lava flows and volcanic activity. Explore the rock’s texture, vesicles, and weathering to uncover clues to its geologic history. 🧭 Explore this EarthCache: geosociety.co/GCB3YZZ
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The Geological Society of America (GSA) @geosociety.bsky.social · 28/09/2026
New in #Geosphere: Integrated 3-D structural mapping in southern Taiwan Slate Belt: Implications for basal accretion and orogenic growth by Yun-Pin Chen et al. 🔗 geosociety.co/3V7ofSi #StructuralGeology #LiDAR #Orogeny #Tectonics
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The Geological Society of America (GSA) @geosociety.bsky.social · 27/09/2026
Don't miss the Geoscience Career Exploration Fair at #GSAConnects2026 to connect with professionals from diverse sectors of the geoscience workforce. Browse the full list of venders: geosociety.co/career-fair Thank you to Chevron for sponsoring this event.
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The Geological Society of America (GSA) @geosociety.bsky.social · 26/09/2026
39 geoscientists. 24 states. 81 meetings on Capitol Hill. Last week, GSA members showed up for science at Geo-CVD—advocating for sustained funding and science-informed public policy. This is what the geoscience community looks like in action. 🔗 geosociety.co/GEO-CVD
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The Geological Society of America (GSA) @geosociety.bsky.social · 26/09/2026
Know someone who lives and breathes rivers, watersheds, and the landscapes water shapes? Missouri State University is hiring a tenure-track Assistant Professor in Water Science. Applications open on 2 November. Faculty will also be at GSA Connects 2026. 🔎geosociety.co/JobBoard
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The Geological Society of America (GSA) @geosociety.bsky.social · 25/09/2026
Meet the 2026/27 GSA Ambassadors! Luisa Hendry - scottishgeologist and Jess Scanlan (MineLife Media) are ready to bring you behind the scenes at GSA Connects 2026. Follow along! 🔗 geosociety.org/what-we-do/gsa-ambassador #GSAAmbassador
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The Geological Society of America (GSA) @geosociety.bsky.social · 24/09/2026
Map Blast is making its Connects debut this year! 🗺️ ⏱️ Sunday, 11 October | 7-9 p.m. 📍 Colorado Convention Center | Hall F 🎟️ $10 for members | $5 for student members 🍽️ Light fare & cash bar available Register via GSA Connects registration: connects.geosociety.org
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The Geological Society of America (GSA) @geosociety.bsky.social · 23/09/2026
Some of the most important conversations in geoscience this year will happen in one room. The Pardee Keynote Symposia are back at #GSAConnects2026 and will feature some of the most pressing and exciting topics in earth science today. 🔗 Explore sessions: geosociety.co/Pardee_26
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The Geological Society of America (GSA) @geosociety.bsky.social · 22/09/2026
Heading to GSA Connects 2026 in Denver? Save on lodging and transportation with the GSA Roommates & Rides Community. Find a roommate, coordinate airport rides, carpool, or plan meetups with fellow attendees. 🔗 geosociety.co/connects-roommate-rideshare
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The Geological Society of America (GSA) @geosociety.bsky.social · 21/09/2026
Mark your calendars! GSA authors Stephen Reynolds and Julia Johnson will be in Prescott, Arizona, for a talk and signing of Roadside Geology of Arizona, Second Edition. 📅 30 September | 12:30 p.m. 📍 Highlandscenter.org 📖 Pre-order: geosociety.co/RSG-Arizona-Second
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The Geological Society of America (GSA) @geosociety.bsky.social · 21/09/2026
Denver-area K–12 educators, the GSA Connects K–12 Educator Exchange is coming up, and we'd love to see you there. 📅 Sunday, 11 October 2026, 3:30–7 p.m. 📍 Colorado Convention Center, Denver, Colorado, USA 🎟️ FREE Interested? Contact Morgan at gsastudents@geosociety.org by 29 September.
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The Geological Society of America (GSA) @geosociety.bsky.social · 20/09/2026
In this Geology Bites episode, Caltech Emeritus Professor Brian Wernicke explains how crustal extension created the Basin and Range Province and why this region is such an exceptional place to see a tectonic process that is often buried beneath sediment. 🎧 Listen now: geosociety.co/Geology-Bites
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The Geological Society of America (GSA) @geosociety.bsky.social · 19/09/2026
The September issue of #GSAToday is here. Explore how industrial waste could become a critical mineral resource, read stories from the next generation of geoscientists, and learn about upcoming opportunities across GSA. 🔗 Read the full issue: geosociety.co/GSAT_Sept26
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The Geological Society of America (GSA) @geosociety.bsky.social · 18/09/2026
How can an exposed rock outcrop record magmatism, sedimentation, metamorphism, and deformation? Nearly 125 million years ago, magma formed a pluton 2 km below the surface. Erosion eventually exposed it as Mont-Royal today. 🧭 Explore this EarthCache: geosociety.co/GCB0MC6
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The Geological Society of America (GSA) @geosociety.bsky.social · 17/09/2026
How is data science shaping geoscience? Meet Jarrod M. Burges, a Rutgers University Ph.D. student and GSA member researching the intersection of geochemistry, data science, and machine learning. 🔗 Membership: geosociety.org/membership 📄 Read GeoCORK: geosociety.co/jarrod-burges
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The Geological Society of America (GSA) @geosociety.bsky.social · 16/09/2026
Know a geoscience educator who makes every rock fascinating? Montgomery College is hiring a Full-Time Instructional Geology Faculty Member in Rockville, Maryland, starting January 2027. Learn more about the position at: geosociety.co/JobBoard
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The Geological Society of America (GSA) @geosociety.bsky.social · 16/09/2026
Read the latest in geoscience research from #GSABulletin The September/October issue is now available online: geosociety.co/Bulletin_Sept-Oct26 #GSAPubs #Geoscience Cover: Proterozoic rocks of the southern Mazatzal Mountains, south-central Arizona, USA. Photo by Steve Skotnicki.
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The Geological Society of America (GSA) @geosociety.bsky.social · 15/09/2026
Colorado's geology doesn't stop at the convention center doors. 🌎 Explore river systems, fossil sites, ancient rocks, tectonic processes, mineral resources, and more on GSA Connects 2026 field trips. Only 7 spots remain for FT26CN421. 🔗 geosociety.co/field-trips
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The Geological Society of America (GSA) @geosociety.bsky.social · 15/09/2026
New #Geology research explores how the mantle plume responsible for Deccan volcanism might have contributed to a sudden speed-up of the Indian plate as it traveled northward before ultimately colliding with Eurasia: geosociety.co/Pal_and_Ghosh #DeccanTraps #ReunionPlume Image: Fig. 1 from the paper
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The Geological Society of America (GSA) @geosociety.bsky.social · 14/09/2026
The future of geoscience looks bright. 🌎 Meet the 2026 50 Under 50 Award recipients—50 outstanding geoscientists across North America recognized for contributions to research, education, leadership, service, and mentorship. 🔗 geosociety.co/awards-50-under-50
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The Geological Society of America (GSA) @geosociety.bsky.social · 14/09/2026
Did climate shape the earliest animal ecosystems? New #GSABulletin research identifies two Ediacaran icehouse intervals that coincided with major biosphere turnovers, suggesting climate-life coupling before the Cambrian: geosociety.co/Wong_et_al Image: Figure 3 from the paper
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The Geological Society of America (GSA) @geosociety.bsky.social · 13/09/2026
New #Geology study pins Triassic ocean Sr-isotope dip to a change in what was eroding, challenging the view of Pangea as a uniform radiogenic Sr source and indicating that geochemically distinct terrane can steer ocean chemistry during tectonic quiet spells: geosociety.co/Li_et_al_26 Image: Fig. 3
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The Geological Society of America (GSA) @geosociety.bsky.social · 12/09/2026
New in #GSABulletin: Geochemical, isotopic, and ⁴⁰Ar/³⁹Ar data from Antarctica reveal a two-stage magmatic history for the Granite Harbour Intrusives Suite, offering new insights into the Ross orogeny and Gondwana's Paleo-Pacific margin. 🔗 geosociety.co/Yasar_et_al Image: Figure 12 from the paper
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The Geological Society of America (GSA) @geosociety.bsky.social · 11/09/2026
Why do some mountains experience stronger erosion after earthquakes than others? New #Geology research shows that topography is a key control on post-seismic erosion by determining whether sediments are sourced from shallow soils or deep bedrock: geosociety.co/Wang_et_al #Earthquakes Image: Fig. 1
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The Geological Society of America (GSA) @geosociety.bsky.social · 10/09/2026
Connect with GSA Publications at Connects 2026! Publications staff and science editors will be at the annual meeting to chat about all things science publishing. Stop by our booth in the GSA HQ Pavilion or join our Publication Process workshop. Learn more: geosociety.co/workshop-publication-process
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The Geological Society of America (GSA) @geosociety.bsky.social · 10/09/2026
What happened to lakes during the #PETM? A new #GSABulletin study shows extreme warming transformed a lake ecosystem in northeastern China, providing insight into how modern lakes may respond to climate change: geosociety.co/Wu_et_al #Paleoclimate #Geology Image: Figure 9 from the paper
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The Geological Society of America (GSA) @geosociety.bsky.social · 09/09/2026
The September issue of #Geology is now online, with papers on mud volcanism, extinction and renewal, slow earthquake phenomena, the age of the North Pole Dome impact, and more. Read it now at geosociety.co/Geology_Sept26 Cover: Late Cretaceous carbonate concretion, by Shin Ikegami.
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The Geological Society of America (GSA) @geosociety.bsky.social · 08/09/2026
Denver isn't just a backdrop—it's part of the experience. 🏔️ From glowing minerals at the Mines Museum to mind-bending art at Meow Wolf, discover our can't-miss Denver picks for GSA Connects 2026 this October. 🔗 Full guide + attendee deals: geosociety.co/explore-denver
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The Geological Society of America (GSA) @geosociety.bsky.social · 08/09/2026
What happens when an extinct tectonic margin meets an active plate boundary? New #Geology research shows that the Pacific margin of the South Shetland Islands, Antarctica, is being reactivated: geosociety.co/Leon_et_al_26 #Antarctica #Tectonics #Geophysics #PolarScience Image: Fig. 1 from the paper
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The Geological Society of America (GSA) @geosociety.bsky.social · 07/09/2026
Congress and the president have temporarily blocked OMB’s proposed overhaul of the Uniform Guidance through 11 December. GSA joined 105+ organizations urging action. This is a meaningful step forward—but the work isn’t done. Read the coalition letter: geosociety.co/stop-OMB
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The Geological Society of America (GSA) @geosociety.bsky.social · 07/09/2026
Could Carolina Bays signal natural hydrogen seepage? A new #GSABulletin study found evidence linking these southeastern U.S. wetlands to molecular hydrogen, with implications for future carbon-free energy exploration. 🔗 geosociety.co/Stefanou_Milewski #NaturalHydrogen #CleanEnergy Image: Figure 1
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The Geological Society of America (GSA) @geosociety.bsky.social · 06/09/2026
The danger from a wildfire doesn’t necessarily end when the flames are out. As record-breaking wildfires burn across Oregon, research published in #Geosphere is receiving renewed attention for what it reveals about the potentially devastating hazards that can follow fire: geosociety.co/Kean_et_al
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The Geological Society of America (GSA) @geosociety.bsky.social · 06/09/2026
New in #Geosphere: Lowe et al. present a new framework to give #PacificNorthwest fossil floras greater utility for future studies. 🔗 geosociety.co/Lowe_et_al Credit: Hannes Grobe, Alfred Wegener Institute for Polar and Marine Research, Bremerhaven, Germany. #Fossils #GSAPubs
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The Geological Society of America (GSA) @geosociety.bsky.social · 05/09/2026
Your Saturday night plans just got sweeter! 🍦 Join us for Sweet Connections! Student & Early Career Professional Trivia Night at GSA Connects. 📅 10 October | 🕑 7:30–9:30 p.m. 🎟️ $10—add it under “Ticketed Events” when you register: connects.geosociety.org.
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The Geological Society of America (GSA) @geosociety.bsky.social · 05/09/2026
New in #GSABulletin: What can molecular fossils reveal about Earth’s greatest mass extinction? Molecular fossils in the Dolomites show that shallow marine ecosystems experienced more variable environmental changes than deeper settings. Read the article: geosociety.co/Buchwald_et_al Image: Fig. 4
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The Geological Society of America (GSA) @geosociety.bsky.social · 04/09/2026
Your next pair of field boots just got an upgrade. 🥾 Welcome Oboz Footwear as a new GSA Partner! GSA members can access exclusive benefits and discounts from Oboz. Learn more and claim your member benefit: geosociety.co/partners
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The Geological Society of America (GSA) @geosociety.bsky.social · 04/09/2026
There may be an entire continent hiding beneath the Pacific Ocean. 🌏 In the landmark #GSAToday article “Zealandia: Earth’s Hidden Continent,” researchers propose that Zealandia should be considered a continent: geosociety.co/Mortimer_et_al #Zealandia #ContinentalCrust #PlateTectonics #Geoscience
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The Geological Society of America (GSA) @geosociety.bsky.social · 03/09/2026
What could a GSA grant help you achieve? For Elysia, the J. David Lowell Field Camp Scholarship supported field experience that helped launch her journey to graduate research and a career at #NASA. Learn more: geosociety.org/membership #GSA #FieldWork #EarlyCareer #WomenInGeoscience
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The Geological Society of America (GSA) @geosociety.bsky.social · 03/09/2026
What can sandstone and conglomerate reveal about Colorado’s ancient mountains? At Red Rocks, Ship Rock preserves sediments eroded from the Ancestral Rockies 340–290 million years ago. 🏔️ Explore this location during GSA Connects 2026 in Denver, 11–14 October 🧭geosociety.co/GCA2BQN
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