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Articles on Hydropower

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Small shops like this one in Vilanculos, Mozambique experience regular power cuts. Tonis Valing/Shutterstock

Mozambique’s unstable and expensive power supply is devastating small businesses – study examines what’s gone wrong

Mozambique has large gas reserves and a big hydropower generating dam. It exports 90% of this electricity, leaving small businesses facing frequent power cuts and disrupting their work.
Sprinklers water a lettuce field in Holtville, California with Colorado River water. Sandy Huffaker/AFP via Getty Images

The Colorado River drought crisis: 5 essential reads

Two decades of drought have reduced the river’s flow by one-third compared to historical averages. The Biden administration is considering mandatory cuts to some states’ water allocations.
Establishing the financial worth of a river’s fish is complicated when many people don’t sell the fish they catch. Tang Chhin Sothy/AFP via Getty Images

How much is the world’s most productive river worth? Here’s how experts estimate the value of nature

Putting a dollar value on nature has staunch opponents who say it’s morally wrong, but without it, building dams and other infrastructure can run roughshod over vital ecosystems.
The Seli’š Ksanka Qlispe’ Dam provides enough electricity for about 147,000 homes in the Flathead Indian Reservation in Montana. Martina Nolte via Wikimedia Commons

What is hydroelectric energy and how does it work?

How does flowing water make electricity? An engineer explains hydroelectric generation.
This direct air capture plant in Iceland was designed to capture 4,000 metric tons of carbon dioxide per year. Climeworks 2021 via AP Photos

How not to solve the climate change problem

A climate scientist looks at what works and some popular ideas that aren’t as cheap or effective as people hope.

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