News in brief from around the world in energy storage.

While the performance of lithium batteries has increased tremendously, there’s still room for improvement to lower cost, increase sustainability and maximise their impact on decarbonisation, says Marcos Ierides, consultant and materials expert at innovation consultancy Bax & Company.

Last year saw large-scale storage come of age in the USA and Canada, with some heavyweight storage portfolios starting to take shape. Speaking to four leading North American developers, Andy Colthorpe takes the pulse of a market poised for growth.