Why did The Earth Totally Freeze for 100 Million Years?

Researched and Written by Leila Battison | Narrated and Edited by David Kelly | Thumbnail Art and Art by Ettore Mazza.

00:00 | Introduction

05:33 | Mystery Glaciers

17:00 | Snowball Earth

27:22 | How?

39:23 | Escape


History of the Earth
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