about
The 2.1 Ga old Francevillian biota: biogenicity, taphonomy and biodiversityLarge colonial organisms with coordinated growth in oxygenated environments 2.1 Gyr agoOrganic-walled microfossils in 3.2-billion-year-old shallow-marine siliciclastic deposits.Dating the rise of atmospheric oxygenProterozoic ocean redox and biogeochemical stasis.Tracing the stepwise oxygenation of the Proterozoic ocean.Timing and tempo of the Great Oxidation Event.Sulfur record of rising and falling marine oxygen and sulfate levels during the Lomagundi event.Geological constraints on the origin of oxygenic photosynthesis.Onset of the aerobic nitrogen cycle during the Great Oxidation Event.Selenium isotopes record extensive marine suboxia during the Great Oxidation EventDeposition of 1.88-billion-year-old iron formations as a consequence of rapid crustal growth.Widespread iron-rich conditions in the mid-Proterozoic ocean.Biological carbon precursor to diagenetic siderite with spherical structures in iron formations.Titanium isotopic evidence for felsic crust and plate tectonics 3.5 billion years ago.The evolution of the marine phosphate reservoir.Aerobic bacterial pyrite oxidation and acid rock drainage during the Great Oxidation Event.Ediacara biota flourished in oligotrophic and bacterially dominated marine environments across Baltica.Fungus-like mycelial fossils in 2.4-billion-year-old vesicular basaltLarge-scale fluctuations in Precambrian atmospheric and oceanic oxygen levels from the record of U in shalesOxygen overshoot and recovery during the early PaleoproterozoicRise in seawater sulphate concentration associated with the Paleoproterozoic positive carbon isotope excursion: evidence from sulphate evaporites in the ∼2.2–2.1 Gyr shallow-marine Lucknow Formation, South AfricaTriple oxygen isotope evidence for limited mid-Proterozoic primary productivityEvidence for oxygenic photosynthesis half a billion years before the Great Oxidation EventTrace elements at the intersection of marine biological and geochemical evolutionThe evolution of the global selenium cycle: Secular trends in Se isotopes and abundancesBioavailability of zinc in marine systems through timeLate Ediacaran redox stability and metazoan evolutionOxygen isotope perspective on crustal evolution on early Earth: A record of Precambrian shales with emphasis on Paleoproterozoic glaciations and Great Oxygenation EventRapid emergence of subaerial landmasses and onset of a modern hydrologic cycle 2.5 billion years agoThe chlorine isotope composition of chondrites and EarthA model for the oceanic mass balance of rhenium and implications for the extent of Proterozoic ocean anoxiaLate Archean euxinic conditions before the rise of atmospheric oxygenAn iodine record of Paleoproterozoic surface ocean oxygenationReconstructing Earth's surface oxidation across the Archean-Proterozoic transitionDepositional setting of the Late Archean Fe oxide- and sulfide-bearing chert and graphitic argillite in the Shaw Dome, Abitibi greenstone belt, CanadaMolybdenum record from black shales indicates oscillating atmospheric oxygen levels in the early PaleoproterozoicOrigin of red beds in the Paleoproterozoic Franceville Basin, Gabon, and implications for sandstone-hosted uranium mineralizationTracing sources of crustal contamination using multiple S and Fe isotopes in the Hart komatiite-associated Ni–Cu–PGE sulfide deposit, Abitibi greenstone belt, Ontario, CanadaCoupled Fe and S isotope variations in pyrite nodules from Archean shale
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description
onderzoeker
@nl
researcher
@en
հետազոտող
@hy
name
Andrey Bekker
@ast
Andrey Bekker
@en
Andrey Bekker
@es
Andrey Bekker
@nl
type
label
Andrey Bekker
@ast
Andrey Bekker
@en
Andrey Bekker
@es
Andrey Bekker
@nl
prefLabel
Andrey Bekker
@ast
Andrey Bekker
@en
Andrey Bekker
@es
Andrey Bekker
@nl
P106
P1153
7004454536
P21
P31
P496
0000-0002-1154-0585