Petroleum corporations paved over the trolleys

 america, big three, carbon, carbon monoxide, el alto, electric, firestone tire, fossil, fossil fuel, fuel, general motors, germany, jack doyle, kommunist partei deutschland, mack truck, monoxide, national socialist party, nazi, nazi party, oil, oxygen, petroleum, phillips petroleum, prescott bush, quotin, saudi arabia, smog, standard oil, trolley, trolleys