IPE RA Magazine: Energy storage: Batteries not yet included

One of the last pieces of the puzzle for net-zero-carbon power generation is falling into place. Lithium-ion batteries, the most popular technology of the moment for large-scale electricity storage, are getting cheaper. According to research by Bloomberg New Energy Finance, the average levelised cost of energy for battery storage worldwide fell by more than three-quarters between 2012 and 2019, faster than that of onshore or offshore wind.