Civilisation is at a turning point. In the next 50 years, we will experience the biggest surge in energy demand in history. Yet a growing number of experts are warning that the rate at which we are able to pump oil from the ground is likely to peak within a few years. If we want to keep our cars on the roads and the lights on in our homes, we need to find a new source of energy, and fast.
In a series of articles over the next three weeks, we report on three competing visions. For all of them,…
