UPS (NYSE:UPS) on Wednesday announced plans to build an additional six compressed natural gas fueling stations, including one in Greensboro, as part of a more than $90 million investment.

The project will also include the addition of 390 new compressed natural gas (CNG) tractors and terminal trucks and 50 liquefied natural gas vehicles to its alternative fuel and advanced technology fleet.

UPS officials said the investment is part of the company’s mission to continuing to reduce its environmental…