"Renewable/Alternative. any energy resource that is naturally regenerated over a short time scale and either derived directly from solar energy (solar thermal, photochemical, and photoelectric), indirectly from the sun (wind, hydropower, and photosynthetic energy stored in biomass), or from other natural energy flows (geothermal, tidal, wave, and current energy). Contrasted with NONRENEWABLE ENERGY forms Such as oil, coal, and uranium".
renewable energy. (2014). In C. Cleveland, & C. Morris (Eds.), Dictionary of energy (2nd ed.). Oxford, UK: Elsevier Science & Technology. Retrieved from https://saintleo.idm.oclc.org/login?url=https://search.credoreference.com/content/entry/este/renewable_energy/0?institutionId=796
A Cubic Mile of Oil : Realities and Options for Averting the Looming Global Energy Crisis
by
Crane, Hewitt D. [and others]
Transitions to Alternative Vehicles and Fuels
by
Committee on Transitions to Alternative Vehicles and Fuels; Board on Energy and Environmental Systems; Division on Engineering and Physical Sciences; National Research Council