The biggest threats to the world’s energy security are not terrorist attacks or embargoes by oil-producing countries – short-term events that can be dealt with quickly and effectively through various measures, including reliance on strategic petroleum reserves, increases in production, and diversion of oil shipments. Instead, the main threat to the long-term sustainability of energy supplies is the mismatch between investment in additional capacity and energy infrastructure, on one hand, and growth in demand for energy on the other.