A tinkerer, Clessie Cummins was among the first to see the commercial potential of an unproved engine technology invented two decades earlier by Rudolf Diesel, and in 1929 he created America’s first diesel-powered automobile– a used Packard limo he’d adap. . .
NEW YORK -- How confident is Audi that American car buyers will embrace diesel? So confident, it seems, that the German luxury brand has decided to bring back the five-door version of its A3 compact to the United States without offering customers an or. . .
Drilling operations at several natural gas wells in southwestern Pennsylvania released methane into the atmosphere at rates that were 100 to 1,000 times greater than federal regulators had estimated, new research shows. Carbon dioxide released by the c. . .
When it comes to actually putting fuel in your tank, many turn to hybrids and diesels to get the most miles to every gallon. But which is best? Road & Track thinks it can answer. And if you have a Prius, look away now--because it isn't the hybrid.
The Environmental Protection Agency plans to develop a new program to recognize ports for their sustainability efforts, which could ultimately influence multinational corporations' shipping decisions. The program could be similar to the agency's SmartW. . .