Extreme variability in atmospheric oxygen levels in the late Precambrian
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DOI: 10.1126/sciadv.abm8191
Abstract: Mapping the history of atmospheric O2 during the late Precambrian is vital for evaluating potential links to animal evolution. Ancient O2 levels are often inferred from geochemical analyses of marine sediments, leading to the assumption… read more here.
Keywords: late precambrian; oxygen levels; variability atmospheric; extreme variability ... See more keywords