New model links carbon-13 spike to Great Oxidation Event 2.45 billion years ago

Two University of Victoria (UVic) geologists have integrated field geology with statistical modeling to give scientists a new ...

Study uncovers mineral 'sink' that reduced phosphorus in early oceans, potentially delaying Earth's oxygen rise

Scientists have long sought to explain a key mismatch in Earth's early history: oxygen-producing photosynthesis evolved ...
Nature

Early Earth’s oxygenation

The Great Oxidation Event (GOE) at ~2.4–2.3 Ga and the Neoproterozoic Oxidation Event (NOE) at ~0.8–0.54 Ga, were transformative events that catalyzed the development of global geological, geochemical ...
Science Daily

Tiny mineral inclusions picture the chemical exchange between Earth's mantle and atmosphere

Using synchrotron techniques, scientists have unveiled important information on The Great Oxidation Event by studying apatite inclusions in zircon crystals from old magmas. Using synchrotron ...
Phys.org

Volcanic forces may have fueled early marine life, study suggests

Analysis of fossilized rocks known as stromatolites from more than 2.5 billion years ago has provided new insights into the conditions on Earth before the evolution of oxygen. Led by Northumbria ...