Dr. Ray Bahr recalls on the film how a cleanup blitz in 17 East Baltimore neighborhoods reduced the torrent of trash getting into the Inner Harbor at Canton from four tons a month to one ton .
Dr. Ray Bahr is a passionate citizen volunteer I 've profiled before .
Dr. Ray Bahr , a passionate citizen volunteer I 've profiled before , recalls on the film how a cleanup blitz in 17 East Baltimore neighborhoods reduced the torrent of trash getting into the Inner Harbor at Canton from four tons a month to one ton .