The rate at which we are able to pump oil from the ground is likely to peak within a decade or two, sparking economic chaos if we don't find an alternative source of energy, fast While the US considers a new generation of nuclear reactors, Europe has just signed up to a future powered by renewable energy sources. Butthere is a problem - renewable sources such as wind turbines and solar cells are intermittent, and storingthe electricity for when it is needed is not feasible on a large scale. In this final part of our series on the impending energy crisis and how we might avert it, we turn to the worldwide revol ution that may provide an answer: hydrogen.
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