Quotes Donut - ocean floors everywhere were so comparatively youthful. None had ever been found to be older than about 175 million years, which was a puzzle because continental rocks were often billions of years old.

ocean floors everywhere were so comparatively youthful. None had ever been found... - Bill Bryson - Quotes Donut

Written By Bill Bryson

ocean floors everywhere were so comparatively youthful. None had ever been found to be older than about 175 million years, which was a puzzle because continental rocks were often billions of years old.

8 Reads • November 21, 2020