particulate matter

Biodiesel is still in limbo here in the U.S., but even if we never return to large scale production, at least diesel vehicles can continue to get cleaner on their own. The latest example of cleaner diesel tech news comes from Finland, where Pegasor Ltd. has introduced a new, compact, continuously ...

When discussing the expense of buying an electric or hybrid car, it seems too often the costs taken into consideration are merely short-term monetary ones. However, a new study published in the New England Journal of Medicine last week makes it clear that there are some savings to be realized that ...

At the Paris Motor Show next month, Mazda will be showing off its new 2.2L MZR-CD clean diesel engine that will be installed in the Mazda 6. The new engine is rated at 182 hp and yields 42 mpg (U.S.). One of the interesting elements of the new engine is a Mazda-developed diesel particulate filter ...

General Motors has announced its Medium Duty Truck lineup for the 2007i (the i stands for interim) and 2008 model years feature increased performance, increased driver comfort and reduced diesel emissions. Included are an all-new Chevrolet and GMC W-Series, as well as revised diesel engines and ...