BobWill Posted July 27, 2016 Share Posted July 27, 2016 It looks like oxygen levels may have been higher, earlier than thought. https://www.sciencenews.org/article/ancient-air-bubbles-could-revise-history-earth%E2%80%99s-oxygen?mode=topic&context=76 2 Link to comment Share on other sites More sharing options...
doushantuo Posted July 27, 2016 Share Posted July 27, 2016 (edited) https://www.researchgate.net/publication/305269398_Paradigm_shift_in_determining_Neoproterozoic_atmospheric_oxygen https://www.researchgate.net/publication/260270485_The_rise_of_oxygen_in_Earth's_early_ocean_and_atmosphere Edited July 27, 2016 by doushantuo Link to comment Share on other sites More sharing options...
doushantuo Posted July 27, 2016 Share Posted July 27, 2016 (edited) https://www.researchgate.net/publication/280328366_Statistical_analysis_of_iron_geochemical_data_suggests_limited_late_Proterozoic_oxygenation https://www.researchgate.net/publication/259975974_Analyses_of_fluid_inclusions_in_Neoproterozoic_marine_halite_provide_oldest_measurement_of_sewater_chemistry https://www.researchgate.net/publication/230868688_Dunaliella_Cells_in_Fluid_Inclusions_in_Halite_Significance_for_Long-term_Survival_of_Prokaryotes Edited July 27, 2016 by doushantuo Link to comment Share on other sites More sharing options...
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