The rise of oxygen in Earth's early ocean and atmosphere

TW Lyons, CT Reinhard, NJ Planavsky - Nature, 2014 - nature.com
The rapid increase of carbon dioxide concentration in Earth's modern atmosphere is a
matter of major concern. But for the atmosphere of roughly two-and-half billion years ago …

The role of biology in planetary evolution: cyanobacterial primary production in low‐oxygen Proterozoic oceans

TL Hamilton, DA Bryant… - Environmental …, 2016 - Wiley Online Library
Understanding the role of biology in planetary evolution remains an outstanding challenge
to geobiologists. Progress towards unravelling this puzzle for Earth is hindered by the …

Low Mid-Proterozoic atmospheric oxygen levels and the delayed rise of animals

NJ Planavsky, CT Reinhard, X Wang, D Thomson… - science, 2014 - science.org
The oxygenation of Earth's surface fundamentally altered global biogeochemical cycles and
ultimately paved the way for the rise of metazoans at the end of the Proterozoic. However …

[BUCH][B] Geomicrobiology

HL Ehrlich, DK Newman - 2008 - taylorfrancis.com
Uncovers the Key Role Microbes Play in the Transformation of Oxidizable and Reducible
MineralsMany areas of geomicrobial processes are receiving serious attention from …

Evidence for oxygenic photosynthesis half a billion years before the Great Oxidation Event

NJ Planavsky, D Asael, A Hofmann, CT Reinhard… - Nature …, 2014 - nature.com
The early Earth was characterized by the absence of oxygen in the ocean–atmosphere
system, in contrast to the well-oxygenated conditions that prevail today. Atmospheric …

Rare earth element and yttrium compositions of Archean and Paleoproterozoic Fe formations revisited: new perspectives on the significance and mechanisms of …

N Planavsky, A Bekker, OJ Rouxel, B Kamber… - … et Cosmochimica Acta, 2010 - Elsevier
The ocean and atmosphere were largely anoxic in the early Precambrian, resulting in an Fe
cycle that was dramatically different than today's. Extremely Fe-rich sedimentary deposits …

Abundant porewater Mn (III) is a major component of the sedimentary redox system

AS Madison, BM Tebo, A Mucci, B Sundby… - science, 2013 - science.org
Soluble manganese (III)[Mn (III)] can potentially serve as both oxidant and reductant in one-
electron-transfer reactions with other redox species. In near-surface sediment porewater, it is …

Sequestration and oxidation of heavy metals mediated by Mn (II) oxidizing microorganisms in the aquatic environment

Y Huang, X Huangfu, C Ma, Z Liu - Chemosphere, 2023 - Elsevier
Microorganisms can oxidize Mn (II) to biogenic Mn oxides (BioMnOx), through enzyme-
mediated processes and non-enzyme-mediated processes, which are generally considered …

Manganese-oxidizing photosynthesis before the rise of cyanobacteria

JE Johnson, SM Webb, K Thomas… - Proceedings of the …, 2013 - National Acad Sciences
The emergence of oxygen-producing (oxygenic) photosynthesis fundamentally transformed
our planet; however, the processes that led to the evolution of biological water splitting have …

Low-oxygen waters limited habitable space for early animals

R Tostevin, RA Wood, GA Shields, SW Poulton… - Nature …, 2016 - nature.com
The oceans at the start of the Neoproterozoic Era (1,000–541 million years ago, Ma) were
dominantly anoxic, but may have become progressively oxygenated, coincident with the rise …