m ere ▁Ro vers ▁F . C . ▁players ▁Category : P rem ier ▁League ▁players ▁Category : English ▁Football ▁League ▁players ▁Category : English ▁people ▁of ▁Irish ▁descent <0x0A> </s> ▁The ▁Green ▁Line ▁Ext ension ▁( s ometimes ▁abbre vi ated ▁as ▁GL X ) ▁is ▁an ▁initi ative ▁to ▁expand ▁trans it ▁services ▁in ▁Gre ater ▁Boston ▁by ▁extending ▁the ▁Massachusetts ▁Bay ▁Transport ation ▁Author ity ▁( MB TA ) ▁Green ▁Line ▁light ▁rail ▁beyond ▁its ▁current ▁northern ▁termin us ▁at ▁ ▁in ▁Cambridge , ▁Massachusetts . ▁The ▁ ▁extension ▁is ▁intended ▁to ▁improve ▁mob ility ▁and ▁regional ▁access ▁for ▁residents ▁in ▁the ▁dens ely ▁populated ▁municipal ities ▁of ▁Som er ville ▁and ▁Med ford , ▁two ▁cities ▁currently ▁unders erved ▁by ▁the ▁MB TA ▁relative ▁to ▁their ▁population ▁dens ities , ▁commercial ▁importance , ▁and ▁proxim ity ▁to ▁Boston . ▁ ▁The ▁project ▁will ▁extend ▁service ▁north ward ▁to ▁Med ford , ▁near ▁Tu ft s ▁University , ▁and ▁to ▁Union ▁Square ▁in ▁Som er ville ▁using ▁a ▁two - branch ▁operation , ▁both ▁to ▁be ▁operated ▁within ▁existing ▁MB TA ▁Comm uter ▁Rail ▁rights - of - way . ▁The ▁extension ▁is ▁project ed ▁to ▁have ▁a ▁total ▁week day ▁rid ership ▁of ▁about ▁ 5 2 , 0 0 0 . ▁The ▁Green ▁Line ▁would ▁see ▁an ▁increase ▁in ▁board ings ▁of ▁ 3 0 , 7 0 0 , ▁and ▁the ▁MB TA ▁system ▁would ▁see ▁between ▁ 7 , 0 0 0 ▁and ▁ 8 ,