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D.W. Morgan, a third-party logistics and supply chain consulting firm, has developed an iPhone application that the company said has helped it eliminate paper bills.

The American Transportation Research Institute has updated its listing of state and local idling regulations, noting that 41 states and localities now have idling regulations.

Existing homes sales rose for the second straight month in May, the National Association of Realtors said Wednesday.

Clean Energy Fuels Corp., which operates natural gas fueling stations throughout the United States and Canada, said it plans to issue 6 million shares of its common stock.

American Trucking Associations Monday called on Congress to increase the transparency of commodities futures markets and impose “reasonable aggregate position limits on energy commodities,” in an effort to stem the price spikes and record high prices of last summer.

Volvo Trucks North America said that it has chosen Terra Environmental Technologies to supply its dealers with retail-size containers of diesel exhaust fluid and to put the company’s product in new Volvo trucks.

Maersk Line said it will offer its container chassis to drayage firms, ocean carriers, marine terminals and railroads for use throughout the country, a move company officials said will reduce delays for truck drivers and decrease fuel consumption and carbon emissions.

The Senate Energy and Natural Resources Committee has approved legislation that would open more of the eastern Gulf of Mexico to oil and gas drilling, Bloomberg reported.