South Australia experiences dramatic fall in energy costs after gas deal

Expert says analysis shows need for more orderly transition from fossil fuels, with more notice of closure of coal plants

South Australia's renewables-heavy electricity market has been turned upside down, moving from importing power to exporting it, and from having some the most expensive wholesale prices in the country to having some of the cheapest.

And all that appears to be a result of one gas deal secured by a generator that was blamed by many as a major cause of a blackout in South Australia in February.