Breathing? Thank volcanoes, tectonics and bacteria: Study points to one cause for several mysteries linked to breathable oxygen

ScienceDaily | Dec 2, 2019 at 7:43 PM
  • The study by geoscientists at Rice University offers a new theory to help explain the appearance of significant concentrations of oxygen in Earth’s atmosphere about 2.5 billion years ago, something scientists call the Great Oxidation Event (GOE).