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Planet Earth
Season 1 · Episode 1
The Living Machine
0.056mJanuary 22, 1986
The episode discusses plate tectonics and geologic time, highlighting the work of James Hutton, Alfred Wegener, Harry Hess, Allan V. Cox, Brent Dalrymple, Frederick Vine, and Drummond Matthews, and discussing how geologists study layers of rock to read billions of years of the Earth's history.