Science Oct 06 Oregon to transform lakes into batteries to charge electricity grid By Jes Burns, OPB/EarthFix
Science Apr 14 Watch 6:49 How drinking water pipes can also deliver electric power Hydroelectricity -- using the flow of water to generate power -- has long been a small but key source of renewable energy. How can cities around the country better harness that potential? A startup in Portland, Oregon, has developed a… By PBS News Hour