Olduvai imperative
The Olduvai theory states that industrial civilization (as defined by per capita energy production) will have a lifetime of less than or equal to 100 years (1930–2030). The theory provides a quantita...
Oil depletion
Oil depletion is the decline in oil production of a well, oil field, or geographic area. The Hubbert peak theory makes predictions of production rates based on prior discovery rates and anticipated pr...
Oil depletion - Wikipedia
Oil reserves
Oil reserves are the amount of technically and economically recoverable oil. Reserves may be for a well, for a reservoir, for a field, for a nation, or for the world. Different classifications of rese...
Oil reserves - Wikipedia
Hubbert peak theory
The Hubbert peak theory says that for any given geographical area, from an individual oil-producing region to the planet as a whole, the rate of petroleum production tends to follow a bell-shaped curv...
Hubbert peak theory - Wikipedia
Implications of peak oil
Peak oil, an event based on M. King Hubbert's theory, is the point in time when the maximum rate of extraction of petroleum is reached, after which the rate of production is expected to enter terminal...
Implications of peak oil - Wikipedia
Food vs. fuel
Food versus fuel is the dilemma regarding the risk of diverting farmland or crops for biofuels production to the detriment of the food supply. The biofuel and food price debate involves wide-ranging v...
Food vs. fuel - Wikipedia