-
-
About 3 billion years ago, The see that bacteria began to form within thea oceans using the water, CO2 and the sun to produce oxygen which was released into the atmosphere.
-
-
-
-
-
-
-
A list shows items. A timeline shows sequence.
Use Timetoast to make dates, milestones, and turning points easier to understand in a clear visual format. Timetoast is a timeline maker for work, school, research, and stories.