Maine DOT is in the process of determining how best to extend mass transit to cities and towns beyond Portland, according to an article in the Portland Press Herald. The Downeaster currently serves communities in MA and {jcomments on}NH along with Maine stops in Wells, Saco, Old Orchard and Portland. Downeaster expansion to Freeport and Brunswick has been approved and funded by a federal grant. 

One bus proposal is to dedicate the breakdown lane on I-295 to narrower tram-like bus traffic. Go here for the full article.