10 MN BCE The Great Oxidation event Around 2.4 bilion years ago, there was a rise of photosynthetic bacteria Rubhavan Moida Jul 12
10 MN BCE “Pre-historic” eras The history of earth is primarily divided into 3 eras – Paleozoic, Mesozoic, Cenozoic. Before the paleozoic era, the archean… Rubhavan Moida Jul 12