Scientific research confirms that advanced, low-emitting engine technology and ultra-low-sulfur fuel make diesel trucks and buRead more
President George W. Bush wants to drive the auto industry into the future by spending $1.7 billion on developing hydrogen-powered fuel cells for automobiles.Read more
EPA’s heavy-duty diesel vehicle emission standards could be met six years ahead of schedule.
Looking Ahead To Federal Rules and New Clean Diesel Vehicles
Harvard Center for Risk Analysis
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