Australia’s AGL Energy Ltd’s (<a href="https://www.asx.com.au/markets/company/AGL" target="_blank">ASX:AGL</a>) has today reached a final investment decision (FID) on a 500-MW/1,000-MWh battery to be located on the site of the retired Liddell power station in New South Wales, the Australian Renewable Energy Agency (ARENA) announced.