Using coupled isotopes, a new study shows that a class of economically important granites are derived by sediment melting without mantle input.
Paleozoic
Posted inNews
Geologists Have a New Tool for Reconstructing the Ancient Climate
A new study of seafloor sediments finds that the temperature record in the early Paleozoic corresponds to significant shifts in the diversity of life on Earth.
Posted inNews
Dust in the Atmosphere May Have Fertilized the Ancient Ocean
New research investigates dust’s role in primary production during the Carboniferous and Permian periods.
Posted inResearch Spotlights
Mountain Ranges Hold New Clues to Pangaea’s Formation
A new tectonic history of the Allegeny-Variscan range.