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Episode Details: The Clean Room
The Clean Room
Series: Cosmos
Season: Season 1
Episode Number: 7
Air Date:
Duration: 44 min
To determine the true age of the Earth, geochemist Clair Patterson developed the uranium-lead dating method to make an unprecedented discovery – calculating Earth's age of 4.5 billion years. But Patterson's groundbreaking discoveries were just beginning. Patterson made it his mission to draw public attention to the detrimental effects of lead in the environment and dedicated his career to fighting against the petroleum and chemical industry, eventually achieving public health's biggest victory of the 20th century.
Cast and Guests
Brannon Braga
Director
Steven Soter
Writer
Ann Druyan
Writer
Richard Gere
Clair Patterson (voice)
Piotr Michael
Edmund Muskie (voice)
Marc Worden
Harrison Brown (voice)
Larry Cedar
Christopher Emerson
Stoney Emshwiller
Keythe Farley
Nick Jameson
Michael McConnohie
Enn Reitel