We found 22 resources with the keyterm ozone layer
Ozone Layer and Eukaryotes Show Up in the Proterozoic Eon
10 mins 10th - 12th
During the Achaea Eon, Cyano bacteria start to produce and release oxygen into the atmosphere making the environment suitable for Eukaryotic life forms. Sal explains the timeline of these events as well as the consequences that occurred...