Kyushu, Japan — For centuries, the Japanese have enjoyed relaxing in abundant hot springs, or "onsen," which are heated by the volcanic and tectonic activity that makes East Asia prone to major earthquakes.
Similar geothermal resources along the Pacific Rim’s “ring of fire” have attracted billions of dollars in foreign investment to Indonesia and the Philippines as those countries develop hundreds of megawatts of power plants that generate electricity with natural steam.
Japanese (…)