via The Japan Times / Sep 22, 2013 / Radioactive cesium has been found on an estimated 200 to 300 tons of wood chips that were left months ago near Lake Biwa in Shiga Prefecture, prefectural officials said. Samples of the chips show a reading of up to 3,000 becquerels per kilogram, the officials said Tuesday. The readings are below 8,000 becquerels, the threshold requiring special measures such as keeping … Continue reading →