In California, United Airlines will purchase at least 15 million gallons of renewable jet fuel from AltAir Fuels, a Los Angeles-based refinery. The fuel will be used for flights out of United’s LAX hub starting in 2014. AltAir Fuels is planning to retrofit the idled portions of its Paramount petroleum refinery to produce renewable jet fuel…

United Airlines has executed a definitive purchase agreement with AltAir Fuels for cost-competitive, sustainable, advanced biofuels at commercial scale, representing a historic milestone for aviation. With United’s strategic partnership, AltAir Fuels will retrofit part of an existing petroleum refinery to become a 30 million gallon advanced biofuel refinery near Los Angeles, Calif. AltAir will produce…