Few people outside of her campaign team gave Chlöe Swarbrick any chance of winning in Auckland Central this year – but the Green Party MP was too busy to listen. This is how she turned the electorate green

On the edge of the Mataura River in Southland, a disused paper mill is filled with thousands of bags of toxic waste from a nearby aluminium smelter. Locals want someone to take responsibility for it – and they want it gone before disaster strikes.