A 200-million-year delay in permanent atmospheric oxygenation
The rise of atmospheric oxygen fundamentally changed the chemistry of surficial
environments and the nature of Earth's habitability. Early atmospheric oxygenation occurred …
environments and the nature of Earth's habitability. Early atmospheric oxygenation occurred …
Earth's surface oxygenation and the rise of eukaryotic life: Relationships to the Lomagundi positive carbon isotope excursion revisited
The availability of molecular oxygen shapes the size and structure of Earth's biosphere.
Geological and geochemical records imply that, for most of the Precambrian (the entirety of …
Geological and geochemical records imply that, for most of the Precambrian (the entirety of …
The great oxidation event preceded a paleoproterozoic “snowball Earth”
The inability to resolve the exact temporal relationship between two pivotal events in Earth
history, the Paleoproterozoic Great Oxidation Event (GOE) and the first “snowball Earth” …
history, the Paleoproterozoic Great Oxidation Event (GOE) and the first “snowball Earth” …
Bulk and grain-scale minor sulfur isotope data reveal complexities in the dynamics of Earth's oxygenation
The disappearance of mass-independent sulfur isotope fractionation (S-MIF) within the c. 2.3-
billion-year-old (Ga) Rooihoogte Formation has been heralded as a chemostratigraphic …
billion-year-old (Ga) Rooihoogte Formation has been heralded as a chemostratigraphic …
Reconciling discrepant minor sulfur isotope records of the Great Oxidation Event
Understanding the timing and trajectory of atmospheric oxygenation remains fundamental to
deciphering its causes and consequences. Given its origin in oxygen-free photochemistry …
deciphering its causes and consequences. Given its origin in oxygen-free photochemistry …
Reply to comment on “Bekker, A., Krapež, B., Karhu, JA, 2020. Correlation of the stratigraphic cover of the Pilbara and Kaapvaal cratons recording the lead up to …
Abstract Bekker et al.(2020) and Philippot et al.(2018) discussed implications of the
geological and geochemical records of the Turee Creek Basin in Western Australia with …
geological and geochemical records of the Turee Creek Basin in Western Australia with …
Microbial diversity and sulfur cycling in an early earth analogue: from ancient novelty to modern commonality
Life emerged and diversified in the absence of molecular oxygen. The prevailing anoxia and
unique sulfur chemistry in the Paleo-, Meso-, and Neoarchean and early Proterozoic eras …
unique sulfur chemistry in the Paleo-, Meso-, and Neoarchean and early Proterozoic eras …
Climate shapes the oxygenation of Earth's atmosphere across the Great Oxidation Event
We use a one-dimensional atmospheric photochemical model to investigate the effect of
temperature and humidity variations on the evolution of O 2 and O 3 across the Great …
temperature and humidity variations on the evolution of O 2 and O 3 across the Great …
[HTML][HTML] Evidence that the GOE was a prolonged event with a peak around 1900 Ma
The great oxygenation event (GOE), the first of two major rises in atmospheric oxygen in
Earth history, was initially placed near the Archean-Proterozoic boundary (∼ 2500 Ma) …
Earth history, was initially placed near the Archean-Proterozoic boundary (∼ 2500 Ma) …
[HTML][HTML] A proposed chronostratigraphic Archean–Proterozoic boundary: Insights from the Australian stratigraphic record
Abstract The Mount Bruce Supergroup (MBS) in Western Australia has been central to
debates surrounding Precambrian stratigraphic subdivision and is one of the few relatively …
debates surrounding Precambrian stratigraphic subdivision and is one of the few relatively …