Imagine breaking down on a gravel road where the nearest help is 475 miles away - and winter temperatures hit 40 below zero.

While batteries grab the headlines, pumped hydro remains the world’s largest form of grid energy storage. By moving water between two reservoirs at different elevations, it stores surplus power and ...

Hydroelectric reservoirs can also release considerable methane, a potent greenhouse gas, from microbes that thrive in these environments and as vegetation decomposes in flooded areas.

Water in a key California reservoir is expected to fall so low this summer that its hydroelectric power plant will be forced to shut down for the first time, officials said Thursday, straining the ...

Woodcliff Lake now has four new floating wetland islands to eliminate algae in one of Veolia North America's reservoirs along ...

According to current forecasts, residents and visitors in the Arrow Lakes region can expect low water levels for another year, said BC Hydro representatives during an online update on June ...

Hydro – and in particular run-of-the-river projects that don’t have a reservoir of water stored up – may be less variable than wind and solar on a moment-by-moment basis, but such projects ...

Dams and reservoirs around the world are an underappreciated source of methane. Now start-ups want to capture that gas as a source of power.

$1.5B pumped hydro facility at San Vicente Reservoir takes next steps, but not everyone is on board The proposed project would power about 135,000 households, but a backcountry group says it ...

With an $18 million boost from the state, a major energy storage project using hydroelectric power is taking shape at the San Vicente Reservoir, nestled in the Cuyamaca Mountains near Lakeside.

Reservoirs at hydroelectric dams in southeast and center-west Brazil could reach their highest levels since 2016 in January due to abundant rainfall, low demand growth and measures to conserve ...