简介:Twenty-fiveyearsagoAmerica'ssmallhydroelectricpowergenerationswerereactivatedbyprivate,municipal,andlocalgovernmentstoutilizetherenewableenergyfromthesmallhydrostiesavailable10,000existingdams,smallriversand/orstreams,andenergyrecoveryfacilitiesatmanywatertransmissionanddeliverysystems.