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

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.

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

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

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

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

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