California Public Utilities Commission (CPUC) has approved a 11.5GW procurement of electricity capacity from greenhouse gas-free sources, while also approving a resolution that campaigners said will have severe negative impacts on the state’s residential solar and solar-plus-storage growth.

A grid-scale battery storage system will be built at the site of a nuclear power plant in Finland, providing backup in the event of disruption to grid supply.

Talen Energy Corporation, a US power and infrastructure development group with 13GW of mostly fossil fuel assets in its portfolio to date has said that it is developing a gigawatt of battery storage projects.

News in brief from around the world in energy storage.

Pacific Gas & Electric (PG&E), one of California’s three main investor-owned utilities, has said that 1,400MW of battery storage is to be deployed in its service area by the end of 2023 will keep the company on-track to meet statewide renewable energy goals “while ensuring grid reliability”.

A subsidiary of Russian state-owned nuclear technology and electric utility company Rosatom, will establish domestic lithium-ion battery cell and manufacturing facilities, following a deal to acquire 49% of South Korean company Enertech International.

Retail power company Vistra Energy has followed up its recent completion in California of the world’s biggest battery storage facility by proposing a new facility in the state with twice the rated output.

A new report co-authored by energy expert Tony Seba predicts that the combination of solar and wind energy with batteries could undercut and disrupt the existing global energy system with “the cheapest power available” over the next decade.

Rosatom, Russia’s biggest electricity provider and the country’s supplier of nuclear fuel for power plants, has opened an energy storage business unit baed around lithium-ion batteries.