Fake science: University disavows study EPA cited to approve old dirty diesels in “glider” trucks

Western Star semi tractor used to promote Fitzgerald Glider KitsLast November, the Environmental Protection Agency said it would rescind a rule that banned companies from fitting outdated, older, and dirtier diesel engines into brand-new "glider" chassis-cab trucks. Among the many regulations to limit emissions and other forms of pollution that EPA administrator Scott Pruitt has axed, this one was particularly...