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Due to the Senate impeachment trial, tonight's regularly scheduled TV programming will air on Y2.

    Mark Alan Hughes on the greening of Philadelphia

    Mayor Nutter announced yesterday his plan to make Philadelphia the greenest city in the nation. He outlined 15 goals that he hopes will make the city more energy efficient and reduce it’s carbon footprint, as well as provide an economic boost and new jobs. Guest host Chris Satullo talks with the City’s director of sustainability, MARK ALAN HUGHES. Listen to the mp3

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