Maezel t1_j26xn8z wrote on December 30, 2022 at 2:20 AM Reply to comment by Chichachachi in Earth was brought to life by ancient water-rich asteroids from the outer Solar System by marketrent Oh the circle of life... Bacteria oxygen waste triggers a massive extinction. A few billion years later, lifeforms that benefit from oxygen and produce co2 waste trigger another massive extinction. Permalink Parent 1
Maezel t1_j26xn8z wrote
Reply to comment by Chichachachi in Earth was brought to life by ancient water-rich asteroids from the outer Solar System by marketrent
Oh the circle of life... Bacteria oxygen waste triggers a massive extinction. A few billion years later, lifeforms that benefit from oxygen and produce co2 waste trigger another massive extinction.