SOLAR - Produced by the sun., TIDAL - Produced by the movement of the tides., WAVE - Produced by the movement of the waves., WIND - Produced by the movement of the wind., URANIUM (NUCLEAR) - Produced from the splitting of these atoms., NATURAL GAS and OIL - Produced from energy in dead SEA organisms from millions of years ago., HYDROELECTRIC - Produced by the movement of running water., COAL - from energy in dead SWAMP organisms from millions of years,

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