Guardian: The question is not if the world is running out of oil, it’s when. There are finite quantities of crude even if the oil companies get the chance to dig up the Arctic as they are desperate to do. The Peak Oil debate is about how soon we will find resources depleted with the pessimists believing that time has pretty much arrived while the optimists insist that point will not be reached for decades. The International Energy Agency is now saying it could be 2020 but clearly much depends …