History of the oil shale industry in the United States Act of 1985 which among other things abolished the United States' Synthetic Liquid Fuels Program. Union finally bowed to continued low oil prices and closed the project in 1991, rather than complete the US$2 billion project. Over several decades, some of the world's largest oil companies (Amoco, Arco, Chevron, Exxon, Gulf, Phillips, Shell, Sohio, Sunoco, Texaco, Union Oil) had spent billions of dollars to start an oil shale industry in the Green River Formation, the world's largest oil shale resource. But in the end, cheap petroleum prices drove oil shale out of business. Even after the oil shale bust, some
Oil Search for 2006 gave the state PGK24 million (US$8 million) as its dividend. The company also operates areas in Yemen, Egypt, Libya, and the Kurdistan region of Iraq. In May 2014, Exxon Mobil Corporation shipped the first cargo of liquefied natural gas (LNG) from the US$19 billion PNG LNG Project, in which Oil Search owns a 29% interest. Oil Search was listed on the Dow Jones Sustainability Index Australia for the first time in 2013. According to the Company's 2013 Sustainability Report, the company invested US$8.2 million in community development. Oil Search Oil Search Limited () is the largest oil and