diesel particulate filter (DPF)

Mercedes-Benz will use particulate filters in both gasoline and diesel cars.

Increasingly stiff limits on carbon emission and minimum fuel economy in most of the world's car markets mean that more plug-in electric cars must be sold. With battery costs steadily falling and the pricetag rising for the new technologies that make cars more efficient, some now envision a world...

Automotive engineers are very good at incremental improvements to existing technologies, and that skill will be much tested in meeting increasingly stiff fuel-economy rules between now and 2025. For the 2016 model year, Chrysler has extensively re-engineered its Pentastar V-6 engine, a mainstay...

Carmakers are starting a pro-diesel publicity campaign in Europe.

A new study shows expected reductions in adverse health effects from new diesel engine exhaust emissions.

A United Nations paper claims cars and trucks account for just a small percentage of particulate-matter emissions.

A few weeks back, we looked at the numbers showing diesel sales in the U.S. increasing, just as hybrids are becoming more popular in Europe. That's a shift from current preferences, which sees more than half of European car sales fitted with diesel engines, but more hybrids sold in the U.S. than...

Researchers at the University of Edinburgh have found that nanoparticles present in unfiltered diesel exhaust can lead to blood clots, heart attacks and strokes.

It may be the one question we hear most often here at GreenCarReports.com: Why can't I buy one of those great little fuel-efficient diesels, like they have in Europe? Take, for example, the ultra-high-mileage Econetic version of the Ford Fiesta, sold in Europe with a 1.6-liter turbodiesel that...

Ford's been around a long time; it just celebrated the 100th birthday of its Model T. Much of its green news these days focuses on its upcoming 2011 Ford Fiesta subcompact, the well-received new 2010 Ford Fusion Hybrid sedan, and its Escape Hybrid sport utility. But Ford had never designed and...