Tokyo Electric Power Co., which runs the plant, says it will achieve a "cold shutdown" by the end of the year –
A preliminary government report released this month predicted it will take 30 years or more to safely decommission Fukushima Dai-ichi. Like Chernobyl, it will probably be encased in a concrete and steel "sarcophagus."
According to a study led by Andreas Stohl the Norwegian Institute f…