Your summer road trip's new obstacle: car-shaming!

Why drivers are feeling guilty behind the wheel — and how to push back

There's nothing like a road trip this summer — if you can get past the shame of it.

Shame? Yeah, the shame of driving a gas-powered vehicle.

"Car-shamers want everyone to buy an EV," says Matt Deter, who works for an industrial machinery company in Rocklin, Calif.

Deter, who drives a gas-powered Porsche Cayenne, is put off by efforts to ban gas vehicles in…