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Environment + Energy – Articles, Analysis, Opinion

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The control room of the California Independent System Operator, which manages the flow of electricity on the state’s power grid. Rolf Schulten/ullstein bild via Getty Images

What is curtailment? An electricity market expert explains why states sometimes have too much wind or solar power

Sometimes wind and solar power produce more electricity than the local grid can handle. Better energy storage and transmission could move extra energy to where it’s needed instead of shutting it off.
Grain warehouse destroyed by Russian attacks in Kopyliv, Kyiv province, Ukraine, May 28, 2022. Dogukan Keskinkilic/Anadolu Agency via Getty Images

Starving civilians is an ancient military tactic, but today it’s a war crime in Ukraine, Yemen, Tigray and elsewhere

Countries have used starvation as a war strategy for centuries, historically without being prosecuted. Three experts on hunger and humanitarian relief call for holding perpetrators accountable.
Photographing a bear in Yellowstone National Park at a distance the National Park Service calls safe – at least 100 yards from a predator. Jim Peaco, NPS/Flickr

Making room for wildlife: 4 essential reads

The recent goring of a tourist who approached within 10 feet of a bison in Yellowstone National Park is a reminder that wild animals can be dangerous and people should keep safe distances.