It’s just over five weeks until the people of Greater Manchester elect Andy Burnham’s replacement as mayor of the combined authority (GMCA) area. The Green Party is wasting no time in campaigning before 30 July. Less than a day after the Makerfield by-election result, the Green Party gathered for what, on paper, was their official candidate announcement. But behind the scenes and away from the screens, the party wheels were in full motion on 20 June at the Manchester Friends (Quaker) Meeting House. By the time speeches began at 2pm, the Green machine had already cleared out a hall-space full of…