This project is the largest Hybrid energy storage project to date in Niger. It is initiated by ECOWAS (Economic Community of West African States) and represented by the Niger Electricity Company (NIGELEC). The project aims to strengthen Nigeria's energy mix, improve grid stability, reduce fossil fuel dependence, and support sustainable economic growth across the state. Link:. exported or stored. Sterling and Wilson Pvt. This project, funded by the World Bank through the International Development Association (IDA), will enable Niger to better balance its energy mix, which is currently largely dominated by thermal energy. Out of the 15 solar power plants, 12 are operational as of July 2023.