Dozens of diesel vehicle models are being investigated over concerns their emissions are higher than thought ... being ...

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 California Volkswagen (VW) Zero-Emission Freight and Marine (ZEFM) Program Administrator is preparing to open a statewide ...

The inquiry will initially examine 47 models produced by 20 brands, according to a Government response to a Freedom of ...

Diesel fuel injectors play a significant role in ensuring your vehicle is running at its best, so if you notice any of these ...

From this data set, the study also found that Ford trucks of model years 2010 to 2019 emit between 3 to 10 times more harmful nitrogen oxide (NO x) emissions in real-world driving conditions than ...

NIKKO, Tochigi Prefecture--Steam and diesel locomotive operators are testing replacing environmentally unfriendly power sources for the trains to help reduce carbon dioxide (CO2) emissions.

The agency reported a notable avoidance in GHG emissions, totaling 7,433 kilotons ... from improved fuel efficiency and cost savings when using diesel with a higher CME blend. Extensive on-road ...

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Department for Transport confirms it's investigating the possible use of devices on vehicles to trick official tests into ...

North America’s first hydrogen-powered passenger trainset planned for regular use is getting closer to entering service in ...