The European Union has established tight carbon-dioxide emission limits for heavy-duty commercial vehicles.
David Cullen lets you in on why Sir Richard Branson is so excited about trucks these days.
The European Union is following the U.S. lead in cutting greenhouse gas emissions in the transportation industry, but one approach may differ from that of North America: Larger engines and bigger rigs.
By January of 2016, you'll see a new API diesel engine oil classification, designed to help meet federal greenhouse gas/fuel economy standards. In fact, you may, for the first time, see two separate categories
Carbon dioxide, condemned for being a greenhouse gas and the target of diesel emissions regulations about to go into effect, is actually good when used as a refrigerant