Small speed reductions and mindful driving can improve diesel mpg by 3–5%, saving fleets thousands in fuel costs. Smart route ...

Daimler AG will pay $2.2 billion to resolve a U.S. government diesel emissions cheating investigation and claims from 250,000 U.S. vehicle owners, court documents show.

Europe, one of the world's biggest diesel consumers, faces a major glut which combined with weak demand is weighing heavily on the ability of the region's refineries to keep running.

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