Willem Schulte says we have enough oil, for now

Today, fossil fuels still supply most of the world

That is Dr. Willem Schulte, Chief Scientist for Reservoir Engineering for Shell. He says that while there is a lot of oil and natural gas remaining, its getting harder to recover.

Willem Schulte: For the medium term, we have enough hydrocarbons to supply to the world. In the past, we have produced one trillion barrels of liquid oil. There are still two trillion barrels, or twice as much, to be gained from those same reservoirs. We probably can add three to four trillion barrels of oil from unconventional, more complicated methodologies to recover oil, which we considered unrecoverable so far.

Getting to oil that once seemed unrecoverable is Schulte