Britain's electricity sector continues to decarbonise, but its capacity to store energy lags far behind.
Chief Scientist Alan Finkel on climate, energy and emissions.
Michelle Grattan discusses Australia's current climate policy and its 2050 targets, with Australian Chief Scientist Alan Finkel.
It's a big-engineering solution that costs twice as much the equivalent amount of batteries.
Snowy 2.0 has been a lightning rod for controversy. From cost-blowouts to climate impacts and threats to native fish, experts say there are many reasons why it should be put on hold.
New analysis revealed less than half the extra pumped hydro capacity promised by Snowy 2.0 can be delivered. There is now overwhelming evidence the project should be put on hold.
Twelve power projects are in the running for federal government dollars: six pumped hydro, five gas and one coal. It's clear which one shouldn't be on the list, for economic and environmental reasons.
Everything you need to know about pumped hydro.
Compressed air energy storage on an industrial scale could help boost renewables.
Electricity storage is vital to the stability of a renewable energy grid. The world's favourite form of storage is pumped hydro – and researchers have located thousands of candidate sites.
A planned expansion to the Snowy Hydro scheme is grabbing headlines. But a new plan could build oceanfront hydro power in places without mountains - including South Australia.