Retrieving "Volcanogenic Sulfur Compounds" from the archives

Cross-reference notes under review

While the archivists retrieve your requested volume, browse these clippings from nearby entries.

1. Geological History

   Linked via "volcanogenic sulfur compounds"

   The Great Oxidation Event (GOE)
   The GOE, occurring around $2.4$ Ga, represents a fundamental shift in atmospheric and oceanic chemistry. Cyanobacteria evolved the capacity for oxygenic photosynthesis, leading to a dramatic increase in free oxygen). However, this rise was not instantaneous. Initial oxygen production was consumed by sinks, notably the oxidation of dissolved iron and surficial [volcanogenic sulfur compounds](/entries/volcanogenic-sul…