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The Senate this month passed a bipartisan bill that would reauthorize the agency overseeing pipeline safety across the country.

J.B. Hunt Transport Services has issued a report that provides a window into the company’s current energy usage and outlines a series of corporatewide sustainability goals it has adopted.

Daimler AG will pay about $2.2 billion to settle U.S. diesel-emissions issues in the latest fallout from years of closer regulatory scrutiny on vehicle pollution.

Commercial trucking is making progress with sustainability, but obstacles and unknowns remain, according to a coalition of industry groups.

With little more than sketches and not fully baked prototypes, a crowd of electric vehicle startups have rounded up billions from investors. Can that fundraising engine drive a hydrogen-powered car?

Tesla Inc. is splitting its richly valued shares in a 5-for-1 exchange, a move designed to make the stock less expensive for individual investors after the company became the world’s most valuable automaker.

Occidental Petroleum Corp. will have just a single oil rig in the Permian Basin in the second half of the year, illustrating the scale of the shale industry’s pullback and the company’s debt woes.

The California Department of Transportation is repaving a segment of a state highway using only recycled materials in a pilot project.

The average price of diesel increased for the first time in four weeks, inching up four-tenths of a cent nationally to $2.428 per gallon on Aug. 10, according to the Energy Information Administration’s weekly report.