News Headline

New research questions 'whiff of oxygen' in Earth's early history

Source
Phys.org

Publication Date
2022-01-06

Evidence arguing for a "whiff of oxygen" before the Earth's Great Oxygenation Event 2.3 billion years ago are chemical signatures that were probably introduced at a much later time, according to research published in Science Advances.

Content
https://phys.org/news/2022-01-whiff-oxygen-earth-early-history.html