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Crude oil futures fell lower Thursday after Iran released 15 British sailors it had held for two weeks, Bloomberg reported.

The U.S. EPA said last week that diesel engine manufacturers who want to use selective catalytic reduction to meet EPA’s 2010 emission rules must supply the urea SCR requires and prove it will be available to truck drivers using those engines.

Crude oil futures rose to more than $64 a barrel in early trading Wednesday on the New York Mercantile Exchange, the seventh straight trading day of increases, Bloomberg reported.

The trucking industry is willing to pay higher fuel taxes as long as the money is spent to improve the highway infrastructure, American Trucking Associations President Bill Graves said.

PALM SPRINGS, Calif. — The head of truck and engine maker Navistar International Corp. said its 2007 models are more fuel efficient and perform better than 2006 models, in addition to being cleaner burning.

Truck maker Volvo AB said its sales for the first two months of the year fell 13%, as U.S. deliveries plunged following new emissions standards that boosted truck prices, Bloomberg reported Tuesday.

WASHINGTON — Legislation proposed last week could allow federal weight limits for trucks to rise to 97,000 pounds and for the first time set fuel-efficiency standards for trucks.

WASHINGTON — Legislation proposed last week could allow federal weight limits for trucks to rise to 97,000 pounds and for the first time set fuel-efficiency standards for trucks.

Cascade Sierra Solutions, a nonprofit group that promotes the sale of products to help truck drivers save fuel and reduce emissions, said it has opened the first of what could be as many as eight “green truck technology” showrooms along the Interstate 5 corridor in Oregon, Washington and California.