Global long-duration energy storage (LDES) deployment figures soared in 2025, but newer technologies risk being outcompeted by the incumbent, lithium-ion (Li-ion).

Recent developments from India’s emerging energy storage sector highlight a broadening of interest in diverse technologies and applications.

The NSW government has declared two pumped hydro projects totalling 22,000MWh of storage capacity as critical infrastructure.

Two pumped hydro energy storage (PHES) projects have been submitted for approval under Australia’s Environment Protection and Biodiversity Conservation (EPBC) Act.

Torrent Power has contracted Larsen & Toubro to construct a 3GW pumped hydro energy storage (PHES) plant in Maharashtra, India.

A jury has found in favour of Consumers Energy and DTE Energy in their case against Toshiba for “defective” work to upgrade a pumped hydro facility.

As we welcome the end of another year and greet the next, here are the top 10 most-read news stories from 2025.

Solar Energy Corporation of India (SECI) has agreed on BESS and hybrid solar developments with the Government of Andhra Pradesh.

The 2GWh Kidston Pumped Hydro Project has been registered in the Australian Energy Market Operator’s (AEMO) Market Management System (MMS).

WaterNSW, the state-owned water supplier to New South Wales, Australia, has selected three dams as suitable sites for pumped hydro energy storage (PHES) developments.