David Strahan: Greenland oil estimates over-reported

Sir, the Times incorrectly reported that Greenland has 47 billion barrels of

The original USGS estimate was part of worldwide oil assessment that has now been widely discredited as wildly overoptimistic. In a further study published in 2005, the USGS was forced to acknowledge that while the original assessment implied worldwide oil discovery of 22 billion barrels per year until 2025, in reality the industry has been finding only 9 billion annually