A recent survey on the environment found that seventy percent of people worldwide think that the planet is running out oil. Only less than one quarter believe that there is enough of it to keep it as a primary source of energy. Petro pessimism runs especially high in the United States where a full two thirds think that the point of depletion is within sight.
Here are some hard facts.
According the Energy Information Administration as of January 2007 there was more than 1.3 trillion barrels of proved crude oil on earth. Even if this were all the oil on the planet there would be no immediate danger of shortages, because at the current rate of consumption – roughly 85 million barrels a day – this supply would last for more than 40 years.
But the 1.3 trillion in these so-called proved reserves refers only to a tiny fraction of earth's oil, designating only that portion which can be extracted under current 'economic and operating conditions.' As it happens, this figure grows with each decade and usually dramatically so.
In 1882, for instance, there were 95 million barrels of proved petroleum reserves. This number jumped to 4.5 billion in 1926 and then to 10 billion in 1932. In 1944 the quantity stood at 20 billion. In 1950 it leaped to 100 billion and in 1980 it was 648 billion. In 1993 the world's proved reserves grew to 999 billion, and today they stand at 1.3 trillion barrels.
These figures show that our ever-increasing consumption has not over the years reduced the pool of available oil. In fact, the exact opposite is the case – each successive year we have more of it than ever before. Contrary to the conventional wisdom, mankind's oil supplies are not getting depleted, but they keep continually expanding.
There are several reasons for this. New exploration and advancements in surveying techniques in particular result in fresh finds almost every year.
We have seen a dramatic instance of this at the end of last year when a massive reservoir was discovered in the Tupi sector off the coast of Brazil. Estimated to hold some 8 billion barrels of recoverable crude it was the second largest find in the last 20 years. Two months later an even greater deposit was located nearby which may hold as much as 30 billion barrels. If confirmed, the field would be the third biggest on the planet, behind only the Ghawar in Saudi Arabia and the Burgan in Kuwait. Many scientists are now convinced that intense exploration fuelled by high prices will yield comparable discoveries in other places of the globe.
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