Warning labels on gas tanks, a little like the warning labels on cigarette packaging. The idea got some traction, but was never implemented—until now. Cambridge, Massachusetts, is now rolling ...

Gas pumps in California could soon feature signs telling drivers they’re paying more per gallon because of the state’s cap-and-trade program for carbon emissions. Gas pumps in California could ...

Apparently Christensen believes consumers won’t care whether they are burning ethanol if they are unaware of the content of the fuel they pump into their gas ... tanks. We disagree. Taking away ...