Auto sales are going gangbusters, thanks in part to drastic declines in gas pump prices. Fuel-efficient vehicles, however, aren’t necessarily drawing consumers to car lots. It’s gas guzzlers — big trucks, SUVs and such. Today, an environmental lobbyist suggests we forego the Chevy Suburban for a Volt, while a research fellow says, buy whatever floats your fancy.

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Inventor Lonnie Johnson stands with his Super Soaker water guns at JTEC Energy on Wednesday, Oct. 29, 2025, in Atlanta. Johnson, a former NASA engineer, is currently working on a new energy technology through his company’s JTEC device that turns thermal heat into usable energy. (Natrice Miller/AJC)