New paper, water-world, and press!

Our new paper, published in Nature Geoscience, came out last week! We used oxygen isotopes in Archean ocean crust as a record of seawater oxygen isotope composition. Our main finding suggests there was really little emergent continental crust, and the Earth may have resembled a water world. Take a read here: https://rdcu.be/b2pgB

We've also been getting some fun press with this study, check out some interviews and articles below:

• CBC Quirks and Quarks interview (7:35)
• Iowa Public Radio River to River interview (22:00)
• University of Colorado and Iowa State University Press Releases
• Story in The Guardian
• Story on CNN