There are lessons to be learnt from Japan, given the dilemma it finds itself in. Should it continue running its 50 nuclear power plants or do away with them within a specific time frame? Opinions, after the Fukushima disaster, are sharply divided. The latest attempt by the Japanese government to chalk out a roadmap to end its dependence on nuclear energy has only led to more confusion. Once you are in the thick of a nuclear programme—Japan derived 30 per cent of its electricity from nuclear energy—exit options become more than difficult.

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