More than 1,000 people living on Arorae Island, Kiribati's southernmost outer island, will soon have access to clean, reliable electricity through a new solar mini-grid and battery storage system. Welcome to South Tarawa, Kiribati - ground zero for climate change and the. The Kiribati Energy Storage Project is flipping the script, combining solar arrays with massive battery banks to create a hybrid power system. Think of it as giving the islands a giant rechargeable battery pack – one that could reduce diesel consumption by up to 60% according to preliminary. ng 13GWh of standalone energy storage projects. The project will connect public facilities, including schools, clinics and community halls, as well as.