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Rising oil prices and growing distillate demand pushed the U.S. national diesel average 7.3 cents higher to $2.09 last week, the first increase in more than two months, the Department of Energy reported.

The Environmental Protection Agency is poised to declare that greenhouse gas emissions endanger the public’s health and welfare — a move that could accelerate government rulemaking related to air quality.

WASHINGTON — Members of the Senate Environment and Public Works Committee criticized Transportation Secretary Ray LaHood and the Obama administration for refusing to consider an increase in the federal fuel tax.

Air and ocean freight forwarder UTi Worldwide lost $89.8 million, or 89 cents per share, for its fiscal fourth quarter, compared with a profit of $18 million, or 18 cents per share, a year ago.

The Environmental Protection Agency may seek to limit greenhouse gas emissions, the Washington Post reported Tuesday.

As I write this in early March, the U.S. Department of Energy reports that the price of diesel fuel in the United States is $2.045 per gallon. After hitting a record high of $4.764 on July 14, the price of diesel has fallen by $2.719.

LOUISVILLE, Ky. — Cummins Inc. said it is confident the Environmental Protection Agency will approve the company’s use of copper zeolite in engines de-signed to meet 2010 emission rules, removing any potential roadblock for the new models.

Transportation officials in Colorado said initial feedback from commercial drivers who have used the AutoSock, a heavy-duty cloth covering for tires, has been positive, and it could become an accepted alternative to metal snow chains.

LOUISVILLE, Ky. — Truck and engine makers took advantage of one of the last major marketing forums before the onset of new federal emission rules to starkly set the stage for buyers of heavy-duty vehicles in choosing between SCR and EGR for their diesel engines.