In Britain, a new bus running between Bath and the Bristol airport uses biomethane for power. The gas is derived from human sewage and food waste. Wessex Water/GENeco hide caption
renewable energy renewable energy
Stories About
renewable energy
Friday
Sunday
Five industrial wind turbines form part of the Gorona del Viento power plant on the island of El Hierro. By the end of this year, the power plant is set to generate 100 percent of the energy El Hierro needs, making it the world's first energy-independent island powered only by renewables. Lauren Frayer for NPR hide caption