The environmental history of East Asia as a whole

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• The history in general of East Asia as a whole

Russians dumped more N-waste than believed in Sea of Japan

By Ken Ishigooka, Mainichi Shimbun, Friday 30 July 1999. The Soviet Union dumped nuclear generators that contained 230 times the reported radioactivity into the Sea of Japan during the 1970s, according to Y.V. Sivintsev, a researcher at the Kurchatov nuclear institute.