Ancient eruptions may have triggered conditions for oxygen ‘whiffs’ in the atmosphere In a nutshell Massive volcanic events known as Large Igneous Provinces (LIPs) likely released carbon dioxide, ...

Biogeochemical cycles billions of years ago. A complex web of interactions between geological features including volcanoes, ...

there was hardly any oxygen at all. So what changed, and how did it happen? The scientific consensus is that about 2.5 billion years ago, the Great Oxygenation Event (GOE) took place, most likely ...

there was hardly any oxygen at all. So what changed, and how did it happen? The scientific consensus is that about 2.5 billion years ago, the Great Oxygenation Event (GOE) took place, most likely ...

The disappearance of oxygen will bear a resemblance to the conditions of the Earth before the Great Oxidation Event about 2.5 billion years ago. At that time, Earth was anaerobic and life was ...

Scientists don't call it the "Great Dying" for nothing. About 252 million years ago, upward of 80% of all marine species ...