The Romans named the first month of the year after the double-headed god Janus, the symbol of thresholds and transitions. He reminds us how life often involves choices between opposites. Janus stands at January’s doorway looking at both 2013 and the New Year. One Janus-like debate in the energy sector revolves around the world’s oil and gas supply. Views are always vacillating between “there’s not enough” and “there’s more than enough”. This point would be trivial were it not for a recent dramatic shift towards the first view. Until the middle of the last decade, the popular view was that production of “non-renewable” energy resources was peaking. In a sense, […]