Australian Energy Market Operator CEO, Audrey Zibelman, has foreshadowed the possibility of Australia reaching 75 per cent renewable energy in its electricity supply.  In doing so, she quite rightly says, the “AEMO does not underestimate the extent of work that will be required to successfully adapt the NEM”. 

Intermittent wind and solar after 20 years of government support still require subsidies, on-charged to electricity consumers.