Colleen Kiernan, director of the Georgia Chapter of the Sierra Club, will speak to the club’s Greater Gwinnett Group at 7 p.m. Jan. 19 at Berkmar High School, 405 Pleasant Hill Road, Lilburn.

Kiernan will discuss the club's successes in 2011 and what it will do in 2012. For more information contact Dan Friedman at dan3688@aol.com.

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