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Forward Air Corp. said its fourth-quarter profit fell to $6.4 million, or 22 cents per share, from $8.3 million, or 29 cents, a year ago.

The U.S. retail diesel average dropped 5.2 cents to $2.781 a gallon last week, the third straight weekly drop, the Department of Energy reported.

Knight Transportation has placed an order for 370 2010 model Volvo VN trucks with selective catalytic reduction technology, Volvo Trucks North America said Monday.

California environmental regulators are considering several options to delay some requirements of the state’s diesel emissions regulation to provide “short-term relief” for truckers feeling the effects of the recession.

Aggressive fuel economy research and development funded by the federal government will reduce fuel consumption of long-haul trucks by 30%, Energy Secretary Steven Chu told a Senate committee Thursday.

Trucking industry officials have filed comments opposing the California Air Resources Board’s plan to initiate a statewide cap-and-trade program to reduce greenhouse gas emissions.

In a legal maneuver designed to bolster its defense in a federal lawsuit filed by truck manufacturer Navistar Inc., the U.S. Environmental Protection Agency has revised its 2010 engine selective catalytic reduction guidance to remove a specific requirement limiting the hours and miles a truck can operate after its urea tank runs dry.

A new economist’s report challenges claims that trains are more fuel efficient than trucks and questions whether hauling more freight by rail actually improves air quality.

An economist with lots of experience in freight transportation has some interesting things to say that directly challenge the railroad industry’s extensive advertising blitz apparently aimed at convincing Americans that their way is the green way.

FedEx Corp. is expanding its air fleet in China because that country will lead a global rebound in air cargo traffic, Bloomberg reported.