New federal rules limiting diesel emissions are spurring sales now, too.

Learn how disproportionately affected communities can help reduce harmful diesel emissions.

A gasoline engine was used, due to the way diesel emissions are calculated.

But environmental groups charge that the diesel emissions can cause health problems and water pollution.

The Bush administration did the right thing on diesel emissions this week, curbing an important source of air pollution.

It would reduce diesel emissions, so air would be cleaner.

This would have little effect on road traffic and diesel emissions.

The decision to let stand the limits on diesel emissions might also have been timed to divert attention from the budget cuts.

This report on more stringent rules for diesel emissions is most welcome.

They can not be stamped as 2009 models due to more restrictive diesel emissions standards.