Nick heads to the mountains to talk glaciers.
#8 Ice Age Climate History
Nick goes to the ocean floors for evidence of past climates.
#7 Glacial Till
Nick digs into glacial deposits.
#6 Yakima River Canyon
Nicks asks about the age of the Yakima River Canyon.
#5 Metamorphic Rocks
Nick talks conditions needed to create metamorphic rocks.
#4 Rocks of North America
Nick surveys North America for basic rock types.
#3 Absolute Age Dating
Nick breaks down how absolute ages of rocks are determined.
#2 Relative Age Dating
Nick lays down the rules of relative time.
#1 Geologic Time
Nick grapples with the expanse of geologic time.