PBS special covers the Big Dig – and Green Line extensions Post published:October 27, 2008 Post category:Green Line Quoted in the segment is Ellin Reisner, president of STEP. Read more and watch the video. You Might Also Like Green Line update from State Rep. Denise Provost March 27, 2011 Dreaming small comes with a cost March 27, 2016 A better alternative for the Community Path May 15, 2016