- Dating the rise of atmospheric oxygenA Bekker
Department of Earth and Planetary Sciences, 20 Oxford Street, Harvard University, Cambridge, Massachusetts 02138, USA
Nature 427:117-20. 2004..These units were deposited between what are probably the second and third of the three Palaeoproterozoic glacial events...
- Tracing the stepwise oxygenation of the Proterozoic oceanC Scott
Department of Earth Sciences, University of California, Riverside, California 92521, USA
Nature 452:456-9. 2008..By 551 Myr ago, molybdenum contents reflect a greatly expanded oceanic reservoir due to oxygenation of the deep ocean and corresponding decrease in sulphidic conditions in the sediments and water column...