Hot spring solution for Japan's energy problem
Japan has long talked about renewable energy, but what was once a luxury has now become an urgent necessity.
Two-thirds of the country's nuclear reactors are offline, amid safety fears following the disaster at Fukushima.
Some scientists are urging the government to consider an over-looked resource - the hot springs generated by the fault lines under the country.
Roland Buerk reports.
07 Jul 2011
- From the section Asia-Pacific