One of Australia’s dirtiest coal-fired power stations, Yallourn in Victoria’s Latrobe valley, will close four years earlier than scheduled and be replaced, in part, by a giant battery. EnergyAustralia announced on Wednesday it would shut the 1970s-built, 1,480-megawatt brown coal plant in mid-2028. There have been several outages at the ageing generator in recent years and a widespread expectation that at least one coal plant would shut early...