Lake Kasumigaura in Ibaraki Prefecture is facing an environmental threat that has essentially turned it into a time bomb ticking away 60 km northeast of Tokyo.
Experts warn that Japan’s second largest lake with a surface area of 220 sq. km is quietly but steadfastly accumulating radioactive cesium released from the crippled Fukushima No. 1 nuclear power plant.
More disturbing than this, however, is that 20 months after the nuclear crisis, government agencies have shown no signs that they are trying to prevent the accumulation of cesium in the lake — which is not only rich with fishery resources but whose water is used for irrigation, industrial purposes, and even for consumption as drinking water for 960,000 people in Ibaraki Prefecture. Furthermore, no one knows how and by how much the problem has worsened over the months, except for one obvious thing: it hasn’t gone away.
Continue reading at The muddy issue of cesium in a lake