More information: Jinhyuk Choi et al, Oxidation of iron by giant impact and its implication on the formation of reduced atmosphere in the early Earth, Science Advances (2023). DOI: 10.1126/sciadv ...

Early organic carbon got deep burial in mantle Petrology experiments support tectonic role in Earth's 'great oxidation event' Date: April 25, 2017 ...

Scientists are providing fresh insights into the 'Great Oxidation Event' (GOE), in which oxygen first appeared in the Earth's atmosphere more than 2.3 billion years ago.

Everyone knows the Earth has constantly evolved over the course of billions of years, and the natural landscapes we see today ...

Science The Earth’s Great Oxidation Event may have ended in a big dip A sudden increase in oxygen levels around 2.4 billion years ago paved the way ...

Today's climate change doesn't hold a candle to the chemical warfare waged on Earth more than 2 billion years ago. Before plants discovered the power of photosynthesis, single-celled life survived ...

The concentration of oxygen in Earth’s atmosphere dropped for an extended time about 1.9 billion years ago, following the Great Oxidation Event, researchers now report.

A rapid rise of oxygen in the Earth's atmosphere occurred 2.33 billion years ago, researchers report. This material relates to a paper that appeared in the May 13, 2016, issue of Science Advances ...

Earth’s oceans may not have always been as brilliantly blue as they are today. In fact, there may have been a time when they weren’t blue at all. According to researchers at Japan’s Nagoya ...

Researchers studied ancient iron-oxidizing bacteria to understand their role in Earth's early iron formations. The study found that nitrate-reducing bacteria produced toxic nitrogen monoxide, ...