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Engineering standards group ASTM International voted to tighten standards on pure and blended biodiesel fuel during meetings last week in Vancouver, British Columbia.

A top trucking official urged Congress Thursday to take a cautious approach to climate change initiatives, saying the industry was concerned over the impacts of pending cap-and-trade legislation on the economy and fuel prices.

The national average diesel price remained unchanged at $4.692 a gallon last week, following small declines for the previous two weeks, the Department of Energy reported, matching the longest stretch without an increase so far this year.

New York state is considering rules that would keep large trucks on interstate highways only, except to access terminals or to reach food, fuel, rest or repair locations.

President Bush said Wednesday that Congress should allow for expanded U.S. offshore oil drilling and called for opening up more areas for domestic energy exploration.

I would like to comment on a letter in the June 2 edition suggesting that the only way to bring fuel prices down is for truckers to stage protests.

Prices paid to U.S. producers jumped 1.4% in May, led by food and fuel costs, the Labor Department said Tuesday.

The U.S. diesel average inched downward for the second consecutive week, dipping 1.5 cents to $4.692 a gallon, while gasoline topped the $4 mark for the first time ever, the Department of Energy reported.

WASHINGTON — Several prototype Class 8 hybrid trucks are currently under development, but the technical and economic obstacles in the way of placing reliable and fuel-efficient heavy hybrid over-the-road trucks in service remain daunting, experts told a House subcommittee.