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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.

The biodiesel industry was at a virtual standstill last week, despite an assurance by two Senate leaders they will introduce legislation “as soon as possible” to reinstate the tax credit that expired on Dec. 31.

Lawyers for American Trucking Associations said they will ask a federal judge on Jan. 11 to forgo a trial in ATA’s clean trucks lawsuit against the Port of Los Angeles and instead to issue a summary judgment in their favor.

Attorneys for American Trucking Associations said that on Jan. 11 they will ask a federal judge to forego a trial in their clean trucks lawsuit against the Port of Los Angeles and instead issue a summary judgment in the trade association’s favor.