Today’s Solutions: December 15, 2025

A quiet energy revolution is taking place in the homes that light up in the evening in the New York City neighborhoods of Gowanus Canal and Park Slope. It isn’t just power plant electricity that keeps this community lit at night, but also energy generated by neighbors across the street or a few houses away, who send one another their excess production of solar power. The experiment, called TransActive Grid, aims to soon allow homes

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