UWAB postdoctoral researcher, Shintaro Kadoya, and his advisor Prof. David Catling have recently published a paper in Nature Communications that poses a solution to a long standing discrepancy about the origin of Oxygen in the Earth’s atmosphere 2.4 billion years ago.
You can read a UW News article about their work here or another write-up of the study on Universe Today here.
You can read the original publication on Nature.com here.