NEWPORT BEACH, Calif.–(BUSINESS WIRE)–Clean Energy Fuels Corp. (NASDAQ: CLNE), the largest provider of the cleanest fuel for the transportation market, announced today at the Advanced Clean Transportation (ACT) Expo the expansion of its renewable natural gas (RNG) station network with six new stations in operation. The stations are strategically located along major freight transportation routes across the United States. The new locations in California, New Jersey, Oklahoma, Michigan and Washi