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The Environmental Protection Agency has asked that an emissions control area be created along the United States’ coastline to reduce what officials say are harmful emissions from ships.

LOUISVILLE, Ky. — The two largest North American manufacturers of trailer refrigerated units each introduced updated product lines with an emphasis on hybrid power at the Mid-America Trucking Show here.

Diesel engine maker Cummins Inc. said it will consolidate turbocharger operations at two South Caroline plants and may cut jobs in the unit later this year.

Passage of this legislation — the Employee Free Choice Act, also known as “card check” — would further erode American business competitiveness in the global marketplace.

The Treasury Department’s $5 billion program to help cash-strapped auto suppliers will benefit carriers that haul both parts and finished vehicles for automakers, trucking officials said.

The Environmental Protection Agency is poised to declare that greenhouse gas emissions endanger the public’s health and welfare — a move that could accelerate government rulemaking related to air quality.

LOUISVILLE, Ky. — Companies from China and Taiwan, including China’s largest truck manufacturer, formed the biggest foreign contingent at the Mid-America Trucking Show here for the second year in a row, seeing the show as a good way to enter the U.S. market.

For freight brokers adept at working in the middle of transactions between carriers and shippers, the recession is changing the game.

WASHINGTON — Members of the Senate Environment and Public Works Committee criticized Transportation Secretary Ray LaHood and the Obama administration for refusing to consider an increase in the federal fuel tax.