such as clean diesel fuel and lubricants. As one of the world’s leading producers of natural gas and exporters of liquified natural gas (LNG), Qatar has attracted many of the industry’s key ...

For years, environmental groups and climate and energy experts have complained that California’s landmark clean-fuels program ...

If you are looking for a fuel efficient SUV but aren't ready to make the transition to a hybrid or EV, here are six diesel ...

The U.S., like many other countries across the globe, is pushing for additional legislation aimed at reducing emissions and increasing fuel economy. Some standards take effect in 2016 and stricter ...

Pennsylvania Department of Transportation officials said residents should use caution as workers clean up a diesel fuel spill ...

WSJ's David Patton reviews Volkswagen's Jetta TDI, its turbocharged direct injection diesel engine. Part of a new generation of clean diesels, he says the Jetta TDI offers great fuel economy ...