Secretary of Transportation reaffirms Green Line extension Post published:November 15, 2009 Post category:Green Line CW Unbound: “No backing off the Green Line extension” You Might Also Like MBTA Rider Oversight Committee’s comments on Green Line September 19, 2007 Mayor Curtatone making the rounds August 9, 2011 Interview with Green Line Extension project manager John Dalton March 24, 2019