FSU scientists find oxygen levels increased during boom in ancient marine life
Florida State UniversityBy: Patty Cox | Published: October 12, 2023 | 11:02 am | Florida State University scientists have uncovered answers to a conundrum in Earth’s history: Why did marine life experience an extraordinary boom millions of years ago?Scientists have long been puzzled about what triggered this explosion of life and a remarkable increase in the diversity of marine species during the Ordovician Period roughly 487 to 443 million years ago.