Times (UK): Our present lifestyle cannot be sustained on Britain’s own renewable energy resources unless we are prepared to cover huge areas of land and sea with wind turbines, tidal farms or solar cells. So what are our options if we wish to wean ourselves off fossil fuels? We can balance the energy budget either by reducing demand or by increasing supply, or both. And these reductions in demand and increases in supply must be big. Don’t be distracted by the myth that “every little …