the world's oil supply would be depleted between 2062 and 2094



The American Petroleum Institute : scientists
The American Petroleum Institute estimated in 1999 the world's oil supply would be depleted between 2062 and 2094, assuming total world oil reserves at between 1.4 and 2 trillion barrels (220 and 320 km3) and consumption at 80 million barrels per day (13,000,000 m3/d).
http://en.wikipedia.org/wiki/Oil_depletion


http://en.wikipedia.org/wiki/Oil_depletion#cite_note-national_geographic-1


http://ngm.nationalgeographic.com/ngm/0406/feature5/fulltext.html