Investment in renewables in Australia has exceeded $7.5 billion so far this year and major energy retailers have committed to closing coal power stations within decades.

Australian company Carnegie Clean Energy has been rolling out solar and battery micro grids in remote area's of Western Australia and now it has been chosen by the US State Department to help lead and speed up the global roll out of affordable and clean energy.

Carnegie Clean Energy's chief executive Dr Mike Ottaviano speaks to Elysse.