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Articles on Power grid

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Low-income residents are among those most likely to lose cooling in their homes because they can’t pay their bills. Solidcolours/iStock/Getty Images Plus

America faces a power disconnection crisis amid rising heat: In 31 states, utilities can shut off electricity for nonpayment in a heat wave

One in 4 American households are at risk of losing power because of the high cost of energy. Over 30% of those disconnections are in summer, when heat gets dangerous.
NEPA requires federal agencies to analyze environmental impacts of projects like interstate highway construction. John Bohn/The Boston Globe via Getty Images

Will faster federal reviews speed up the clean energy shift? Two legal scholars explain what the National Environmental Policy Act does and doesn’t do

Do environmental reviews improve projects or delay them and drive up costs? Two legal scholars explain how the law works and how it could influence the ongoing transition to renewable energy.
Making sense of what’s tripping the switch on South Africa’s electricity supply. AJ Paulsen via GettyImages

South Africa’s power crisis: five essential reads

Five essential reads on why South Africa is failing to keep the lights on.
By pairing solar power and battery storage, hybrids can keep providing electricity after dark. Petmal via Getty Images

Meet the power plant of the future: Solar + battery hybrids are poised for explosive growth

The largest category of power plants applying to connect to the US grid are now solar, and over a third of those are hybrids that include battery storage.
The U.S. has thousands of lakes and reservoirs that could be paired for pumped hydro storage without the need for rivers. Ollo via Getty Images

Batteries get hyped, but pumped hydro provides the vast majority of long-term energy storage essential for renewable power – here’s how it works

A team of researchers found 35,000 pairs of existing reservoirs, lakes and old mines in the US that could be turned into long-term energy storage – and they don’t need dams on rivers.

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