16 September 2022, Climate Home News, South Australia set to become first big grid to run on 100% renewables. South Australia – already leading the world with its share of wind and solar – is poised to become the first grid of its size to operate without synchronous generation within the next few years, according to a new planning document from the market operator. South Australia leads the world with the penetration of wind and solar in its grid, and has averaged more than 64% over the last 12 months. It regularly reaches levels where wind and solar produce more than 100% of state demand – in fact it set a new record of 146% of state demand from wind only on Wednesday morning – but this excess is exported to Victoria through its transmission links. Read more here