

- TV-Y7
Eons
8 Seasons · 283 Episodes
Latest episode
When the Earth Had Supermountains
Season 8 Episode 15 | 9m 34s | CC
Supermountains are so ridiculously enormous that, as far as we know, they’ve only ever formed twice, far back in deep time, and they lasted for just a small fraction of our planet’s history. And both of the times when Earth had supermountains seem to coincide with some of the most profound evolutionary shifts in the history of life.
Subscribe to Our Newsletters
Get trusted Colorado stories, programs, and events from Rocky Mountain PBS straight to your inbox.