The Proterozoic eon was the gathering up of oxygen in Earth's atmosphere, and the Phanerozoic eon coincides with the major diversification of animals, plants, and fungi.

T he Proterozoic Eon, spanning from 2,500 million to 539 million years ago, marked a transformative chapter in Earth's history.Often overshadowed by the more data-rich Phanerozoic Eon, this period ...

“We know that these catastrophic events … shift the landscape of what life ... The timeline encompasses almost all of the ...