method of evaluating petroleum reserves

  • 11international payment and exchange — ▪ economics Introduction international exchange also called  foreign exchange        respectively, any payment made by one country to another and the market in which national currencies are bought and sold by those who require them for such… …

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  • 12Ireland — Irelander, n. /uyeur leuhnd/, n. 1. John, 1838 1918, U.S. Roman Catholic clergyman and social reformer, born in Ireland: archbishop of St. Paul, Minn., 1888 1918. 2. Also called Emerald Isle. Latin, Hibernia. a large western island of the British …

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  • 13Greenhouse gas — Simple diagram of greenhouse effect. A greenhouse gas (sometimes abbreviated GHG) is a gas in an atmosphere that absorbs and emits radiation within the thermal infrared range. This process is the fundamental cause of the greenhouse effect.[1] …

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  • 14Corporate social responsibility — For other types of responsibility, see Responsibility (disambiguation). Corporate social responsibility (CSR, also called corporate conscience, corporate citizenship, social performance, or sustainable responsible business)[1] is a form of… …

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  • 15Smart grid — Public infrastructure …

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