
How much oil is there really under the ground? How reserves are estimated (and why so many numbers don’t add up)
How are a country’s oil reserves calculated? When it comes to reserves of petrolium we tend to imagine a number carved in stone, objective, certified. In reality the estimates of oil reserves are the result of a mix complex between geology, engineering, mathematics, economy and, surprisingly, geopolitics. The country with the most declared reserves in the world today is not ...








