Professor Dave Explains
History of the Earth Part 1: Hadean, Archean, and Proterozoic Eons
If we are going to learn about the Earth, we had better start from the beginning! The Hadean, Archean, and Proterozoic eons will take us all the way from the formation of the Earth, 4.6 billion years ago, until about half a billion years...
Khan Academy
Khan Academy: Ozone Layer and Eukaryotes Show Up in the Proterozoic Eon
Learn about the great oxygenation event that lead to the formation of the ozone layer in this video lecture. Also the arrival of eukaryotes during the Proterozoic Eon. [9:56]
Sophia Learning
Sophia: Proterozoic Age: Lesson 2
This lesson illustrates the proterozoic age of the history of the earth. It is 2 of 3 in the series titled "Proterozoic Age."