Is the world running out of black gold?

The debate is not new. It is raging ever since this civilization got addicted to the black gold. It continues to this date, and the reason is simple. Being a finite source, ultimately it has to end. The question is when and not if. Many times in the past too, there have been talks that the world is running out of crude. Yet those turned out to be false calls.

In 1874, Pennsylvania


But as is said,