Diesel trucks with latest emission controls displacing dirtier, older ones on U.S. roads

By feedback@highgearmedia.com (Sean Szymkowski) The phrase “clean diesel” is largely associated with Volkswagen’s diesel emission deceit, but the latest diesel technology can honestly be described with such a phrase. Semi trucks using the latest-generation clean diesel technology have reached a new milestone—they now make up 30 percent of the United States’ fleet of trucks. …read more

Source:: http://www.greencarreports.com/news/1111534_diesel-trucks-with-latest-emission-controls-displacing-dirtier-older-ones-on-u-s-roads