The future of energy storage technology looks promising with the development of various innovative technologies that can efficiently store renewable energy. Lithium-ion batteries continue to be a popular choice due to their high energy density, long life span, and cost-effectiveness.
Moreover, hydrogen fuel cells are gaining popularity as a sustainable energy source for long-duration energy storage applications. Energy storage systems such as pumped hydroelectricity, compressed air energy storage, and thermal energy storage are also being explored as viable options for energy storage.