Air transportation in the Philippines local airlines in the Philippines which have a current air operator's certificate issued by the Civil Aviation Authority. Note: Destinations in bold indicate primary hubs, those in "italic" indicate secondary hubs, while those with regular font indicate focus cities. Air transportation in the Philippines Air transportation in the Philippines goes back to the early days of aviation prior to World War II, during the American colonial period of the Philippines. Currently, the Philippines has several registered airline companies, but they are mostly chartered. There are two main domestic airline groups doing business as Philippine Airlines and Cebu Pacific, with AirAsia
Energy in the Philippines 13 natural gas generation facilities connected to the energy grid, 12 of which are in Luzon and one of which is in Cebu on Visayas. The Philippines also generates a significant amount of electrical energy from oil, albeit to a lesser degree than compared to coal and natural gas. In 2013, the Philippines sourced 5.97% of its energy from oil-based sources. As of March 2016, there were a total of 212 gas and diesel-powered facilities in the Philippines. The large number of oil-powered power plants is a result of a lower per plant output compared to coal and natural gas.