There is coming the time, sometime in the next decade, during which our global ability to produce conventional oil on a daily basis will hit a peak. It will probably not be directly recognizable at the time, owing to ongoing improvements driven by technology, economic factors, and a gradual improvement of production of unconventional oils and other sources of energy.  -   James Halloran     Quotes
There is coming the time, sometime in the next decade, during which our global ability to produce conventional oil on a daily basis will hit a peak. It will probably not be directly recognizable at the time, owing to ongoing improvements driven by technology, economic factors, and a gradual improvement of production of unconventional oils and other sources of energy. James Halloran
 Ability