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What we have to replace oil at its current EROI of around 20 is wind energy. Its not a plug-in replacement by any means, however, since oil is most readily refined into liquid fuels and chemical feedstocks and wind energy is more readily converted into electricity.

Hence, shifting large movements of freight over subcontinental and transcontinental distances from diesel road freight to electric rail freight makes sense, especially given that the substantial increased efficiency in the mode switch means that it can be done on an interest-subsidy basis with the original capital cost refunded by user and access fees.


I've been accused of being a Marxist, yet while Harpo's my favourite, it's Groucho I'm always quoting. Odd, that.

by BruceMcF (agila61 at netscape dot net) on Wed Jul 24th, 2013 at 11:30:23 PM EST
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