
Sources of power that naturally replenish over time are categorized under sustainable energy. These energy sources are derived from processes that are continuous, such as sunlight, wind, flowing water, and geothermal heat.... Read more »

Renewable energy encompasses sources that are naturally replenished over a relatively short period. These resources include solar, wind, hydro, geothermal, and biomass. For instance, sunlight perpetually fuels solar panels, while wind drives... Read more »