THE FIRST DECADE OF PHILADELPHIA’S GREEN CITY, CLEAN WATERS PROGRAM: “We had sold people on the concept, but we did not expect the level of complexity that was required, the level of partnership. We had no idea,” said Paula Conolly, director of the Green Infrastructure Leadership Exchange

    Since entering into an innovative partnership with the United States EPA almost a decade ago, Philadelphia has become a testing ground for green technologies. Philadelphia’s program involves creating ‘greened acres’ — expanses of impervious land that are transformed either to absorb the first 1½ inches of rainfall or send it into rain gardens or other local green infrastructure systems. The City has created more than 1,500 of a projected 10,000 greened acres.

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    FLASHBACK TO 2010: Philadelphia Urban Water Leadership Conference represents a “watershed moment” in the United States because it followed British Columbia’s lead in linking green infrastructure practices to water sustainability outcomes

    “The Clean Water America Alliance brought together green infrastructure leaders from around the United States,” recalls Howard Neukrig. “They shared innovations, strategies, and best practices, for making green infrastructure the centerpiece of the urban water world. A number of themes emerged during the conference, including: Green infrastructure must work within the greater quilt of water management that includes traditional gray infrastructure.”

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