Explore the Neoproterozoic Oxygenation Event (NOE) in this comprehensive 26-minute video lecture. Delve into the second major increase in Earth's oxygen content, which surpassed the Great Oxidation Event (GOE) and partially oxidized the oceans. Learn about the timing, extent, and evidence for the NOE, including carbon, sulfur, and strontium isotope data, as well as redox-sensitive trace metals and fossil records. Examine potential causes such as the breakup of Rodinia, subduction processes, soil formation, and the emergence of animal life. Discover how the NOE influenced evolution and shaped Earth's history. Gain insights from various scientific references and enjoy a detailed exploration of this crucial period in our planet's development, complete with visual aids and a concluding recap.
Overview
Syllabus
What is the NOE?
When was the NOE?
What was Neoproterozoic Earth like?
Evidence for the NOE
Carbon isotope evidence for NOE
Sulfur isotope evidence for NOE
Strontium isotope evidence for NOE
Redox sensitive trace metal evidence for NOE
Fossil evidence for NOE
What caused the NOE?
Rodinia breakup the weathering cause?
The subduction & insulation cause?
The soil formation cause?
The animal cause?
How NOE affected evolution?
NOE recap
Bloopers!
Taught by
GEO GIRL
