Episode 4: Road to a Cleaner Future
Americans guzzle 391 million gallons of gasoline a day, pumping out greenhouse gases, carbon monoxide, particulate pollution, hydrocarbons, nitrogen oxides, sulfur dioxide, and hazardous air toxics. With some of the worst air quality in the country, single-passenger vehicles are a particular problem here in the Pittsburgh region. But there’s another, growing trend in our region–a […]