As bouts of extreme weather show the urgent threat of climate change, the Port Authority of Allegheny County looks to a future without fossil fuels. But so far, out of a fleet of 714 buses, only two are electric.
As bouts of extreme weather show the urgent threat of climate change, the Port Authority of Allegheny County looks to a future without fossil fuels. But so far, out of a fleet of 714 buses, only two are electric.