The Doubt Machine: Inside the Koch Brothers' War on Climate Science ()

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The Doubt Machine: Inside the Koch Brothers' War on Climate Science ()

Narrated by two-time Oscar winner Emma Thompson, this documentary exposes how two of America's richest citizens, Charles and David Koch, built a vast apparatus to deny the science of climate change and get Republicans elected to office.

Release: Jan 01, 1970

Duration: 29m

Quality: HD

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