w32.
Warnings of oil depletion have come from: Esso/Exxon, by W.P. Ryman, deputy exploration manager of Standard Oil, 1967, cited in Edward Goldsmith and Robert Prescott-Allen (1972), A Blueprint for Survival, p 18; UK Department of Energy, “Energy Research and Development in the United Kingdom”, Energy Paper No. 11, 1976; M. King Hubbert, “World Oil and Natural Gas Reserves and Resources”, in Congressional Research Services (1977), Project Independence: U.S. and World Energy Outlook Through 1990, US Government Printing Office; United States Council on Environmental Quality and Department of State, “The Global 2000 Report to the President”, 1980; World Bank, “Global Energy Prospects”, Staff Working Paper No 489, 1981; Colin J. Campbell and Jean Laherrère, “The World’s Supply of Oil 1930–2050”, Petroconsultants, 1995; L.F. Ivanhoe, “Updated Hubbert Curves Analyze World Oil Supply”, World Oil, 217, 11, November 1996, pp 91–93; Colin J. Campbell (1997), The Coming Oil Crisis; Kenneth S. Deffeyes (2001), Hubbert’s Peak: The Impending World Oil Shortage; and Roger W. Bentley, “Global Oil & Gas Depletion: An Overview”, Energy Policy, 30, 2002, pp 189–205.