Alternative energy refers to energy used for fuel are gone, which came from. Sources used to be called. Renewable energy, including coal, natural gas, nuclear, oil shale and oil sands, etc., and alternative energy, a type of energy sources used to circulate but are called renewable energy, including solar, wind, biomass, hydro and hydrogen as alternative energy, which is energy. Clean No environmental impact And as a source of energy available in the wind, solar, biomass, such as local and others.
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