Ira Flatow, host of public radio's Science Friday, describes how and why conversations about global warming have changed over time. Flatow visited Washington University in St. Louis as part of Arts & Sciences' new "Science Matters" lecture series. For the event, he moderated a panel with climate scientists Bronwen Konecky and Gavin Schmidt.
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Free Music Archive: Broke for Free, Jared C. Balogh, Lee Rosevere
