
Deep Time, Deep Oceans: Discovering Earth’s Past Climate With Gerald Dickens
Finding Genius Podcast
00:00
Unraveling the Paleocene-Eocene Thermal Maximum
This chapter investigates the Paleocene-Eocene Thermal Maximum, a critical climatic event from 55.9 million years ago, examining temperature reconstruction methods such as magnesium-calcium ratios and oxygen isotopes. It discusses the resulting shifts in the hydrologic cycle, sedimentation patterns, and marine ecosystems, emphasizing the significant impacts on species distribution and evolution. Additionally, the chapter highlights the complexities of dating geological events and the lasting consequences of extreme climate changes on Earth's biodiversity.
Transcript
Play full episode