Seven years ago, on this day, May 9, 2016, South Australia weaned itself off coal (sort of). At 9.40 am local time on Monday May 9th the turbines at Alinta’s 520 megawatt Northern Power Station at Port Augusta disconnected from the grid for the last time. https://theconversation.com/goodbye-northern-lights-hello-sunlight-58219 The amount of carbon dioxide in the air […]