A Field Guide to the Planets
Earth: How Plate Tectonics Sets Up Life
S1 E4:
Given the striking similarities between the four terrestrial planets, why is Earth the only one teeming with life? Proposed as a bold theory less than 70 years ago, could plate tectonics be a main driver of life on Earth? Explore the fascinating movement of our planet’s surface and the many ways in which a geologically active Earth has sustained our biologically active planet.