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A concept floated by Republican Mike Simpson, a U.S. congressman from Idaho, holds the potential to loosen the intractable logjam that has persisted for years among lawmakers, community members and federal officials to find a way to save the dwindling salmon population in the Columbia River Basin before it is too late.
The contractor will construct a 134-m-high RCC dam and four saddle dams, with a combined capacity to impound approximately 34 billion cubic meters of water.
A newly installed $376,000 hydropower turbine in a south Seattle water main aims to generate roughly 70 percent of the annual energy consumed by the district's administrative facilities.
Pumped-storage hydroelectricity, a mature technology first developed in the 1890s, is playing an increasingly important role in the current era as wind and solar power advance. ENR takes a look at some of the largest pumped-storage facilities in the world.
New York state could replace electricity from the Indian Point nuclear power plant through improved efficiency and imported hydropower, says a Feb. 23 study by the Natural Resources Defense Council and Riverkeeper.
Work on the much-delayed 3,600-MW Soviet-era Rogun hydro dam in Tajikistan is resuming under a $3.5-billion deal with Milan-based Italian contractor Salini Impregilo S.p.A.
Critics from industry and academia are raising questions about a study from the University of Oxford's Saïd Business School about the true cost of large hydropower dams.