Comment With the best will in the world... (Score 5, Insightful) 486
...renewables are going to have their work cut out for themselves just supplying a majority percentage of the power for national electricty grids. I'm not sure where they think the extra renewable power to do this will come from.
Now if they plugged the process into a nuclear power plant OTOH...
Of course the big question is how efficient is the process? Is it more efficient than just using the electricity to charge up batteries in an electric car for example?