by Etienne Balmer and Harumi Ozawa Agence France Presse Tsuchiyu-onsenmachi, Japan (AFP) With over 100 active volcanos, Japan has the world’s third largest geothermal resources, but also a powerful industry that has steadfastly opposed developing the sector: hot springs. Geothermal is a renewable resource that harnesses heat from deep below the Earth’s crust — a seemingly attractive option for energy resource-poor Japan. But the hot springs or onsens that dot Japan are a major business, […]