Guardian: Depending on your point of view, Cairn Energy is taking unacceptable environmental risks in drilling for oil off the coast of Greenland or is leading the industry’s search for hydrocarbons in non-Opec territories. Either way, it hasn’t yet found much oil in those cold waters. The results of the drilling to date are: three shots, three misses. Two of the wells found traces of hydrocarbons – just not enough to be produced commercially. Drilling on the third well was suspended as winter …