The Oldest Rocks In: North America
Bedrock: Earth's Earliest History · Dylan Wilmeth
February 17, 202316m 7s
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Show Notes
Miniseries Episode 7:
The oldest rocks on Earth are hidden deep in the Canadian North, 4 billion years old. For our final stop of our tour, we sneak a peek at these and other rocks we'll meet soon in the main series, including reefs made from bacteria and mysterious stones hidden beneath Greenland's glaciers.