Technological advancements in renewable energy include innovations in solar, wind, and energy storage systems. In solar energy, developments in photovoltaics and solar thermal technologies have increased efficiency and reduced costs. Wind energy technologies have seen improvements in turbine design, which enhances energy capture and lowers operational costs. Advances in battery technologies, such as lithium-ion and flow batteries, are crucial for energy storage, enabling the effective use of renewable sources by storing excess energy for when demand is high. Moreover, the integration of smart grids allows for better management and distribution of renewable energy resources, optimizing their use.