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Energy conservation

Vehicles drive past a sign on the 110 Freeway warning of extreme heat and urging energy conservation during a heat wave in downtown Los Angeles, California on September 2, 2022.
Vehicles drive past a sign on the 110 Freeway warning of extreme heat and urging energy conservation during a heat wave in downtown Los Angeles, California on September 2, 2022. Photo: Patrick T. FALLON / AFP (Getty Images)