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Iowa Gov.

Forward Air Corp., a contractor to the air cargo industry, reported its second-quarter profit declined, and the company said it would acquire an Indiana carrier.

American Trucking Associations and the Canadian Trucking Alliance Tuesday urged state and provincial governments to revise their fuel tax systems to encourage truckers to use truck idling reduction technology.

Volvo AB and Mack Trucks have agreed to develop a heavy-duty diesel engine that would use 10% less fuel and emit 10% less carbon dioxide than 2007 engines under a new agreement between the U.S. and Swedish governments.

Truckers who have purchased heavy-duty tractors with 2007 engines say the vehicles have run as well, if not better, than previous engines in terms of fuel, performance, reliability and maintenance.

The national average price of retail diesel and gasoline both increased last week, the Department of Energy reported, at the same time it was projecting the fuels will continue to climb for the remainder of the summer.

A measure that would have set standards for “hot fuel” fell just short of passage at a meeting of the National Conference on Weights and Measures, the Kansas City Star reported.

When a motor vehicle hits an object head-on, the rapid deceleration jerks the bodies of drivers and passengers forward, putting them at risk of serious injury or worse. That is why front-seat air bags are a standard supplemental restraint to seat belts in passenger cars.