Renewable Energy is energy generated from natural resources, such as sunlight, wind, rain, tides, and geothermal heat—which are naturally replenished. Renewable energy technologies include solar power, wind power, hydroelectricity, micro hydro, geothermal, biomass, animal waste, and biofuels. In recent years, significant investments and advances have been made in each of these technologies. Click the buttons (links) to the left to find out more.