So long as oil is used as a source of energy, when the energy cost of recovering a barrel of oil becomes… — M. King Hubbert Copy Share Image
The steep ride up the and down the energy curve is the most abnormal thing that has ever happened in human history. Most of… — M. King Hubbert Copy Share Image
Our principal constraints are cultural. During the last two centuries we have known nothing but exponential growth and in parallel we have evolved what… — M. King Hubbert Copy Share Image
It is evident that the fortunes of the world's human population, for better or for worse, are inextricably interrelated with the use that is… — M. King Hubbert Copy Share Image
[The] first postulate of the Principle of Uniformity, namely, that the laws of nature are invariant with time, is not peculiar to that principle… — M. King Hubbert Copy Share Image
History, human or geological, represents our hypothesis, couched in terms of past events, devised to explain our present-day observations. — M. King Hubbert Copy Share Image
It is hard to know which is the more remarkable- that it took 600 million years for the Earth to make its oil, or… — M. King Hubbert Copy Share Image
Growth, growth, growth -- that's all we've known . . . World automobile production is doubling every 10 years; human population growth is like… — M. King Hubbert Copy Share Image
So long as oil is used as a source of energy, when the energy cost of recovering a barrel of oil becomes greater than… — M. King Hubbert Copy Share Image
Were we a rational society, a virtue of which we have rarely been accused, we would husband our oil and gas resources. — M. King Hubbert Copy Share Image
Historical chronology, human or geological, depends... upon comparable impersonal principles. If one scribes with a stylus on a plate of wet clay two marks,… — M. King Hubbert Copy Share Image