Hydro-energy companies say they cannot compete against cheaper solar and wind energy in the annual bidding process.

With rising global energy demand and more frequent extreme weather, the need for reliable, flexible, and clean power has never been more urgent. As wind and solar dominate global investment in ...

Solar accounted for 72.6% of new U.S. power additions in 2025, with renewables hitting 88% overall -- even as the Trump ...

In late May, as the outside temperature approached 100 degrees, Arizona’s top water policy officials gathered in an air-conditioned Phoenix conference room. Their purpose that day was to decide ...

Africa’s energy sector is rapidly shifting toward solar and wind power and battery storage as governments and investors shift ...

Solar electricity generation in the United States surpassed wind for the first time in 2025, reshaping the country’s ...

Sometimes it starts with an old concrete dam that has been sitting there for decades, holding back water but producing no ...

Hydropower has long been used to stabilize the rid and store energy to compensate for the fluctuations of solar and wind power. Its use of artificial intelligence is helping cope with new demands but ...

Explore the critical threshold for hydropower at Hoover Dam as Lake Mead's water levels approach a significant drop.

Hydropower output at Hoover Dam is down by about half since 2000. Lakes Mead and Powell are approaching critical thresholds below which hydropower generation would be severely curtailed or cease.