In her critically acclaimed books, Merchants of Doubt and The Big Myth, Harvard historian Naomi Oreskes argues that well-funded interest groups have purposely sowed doubt and confusion about climate change. Our host, Mat Kaplan, discusses these tactics with Oreskes, how these efforts mirror what's been done to obfuscate in other campaigns such as by the tobacco industry, and how these efforts to distort and misinform have been combated.

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