The International Atomic Energy Agency reported today that the level of radioactivity at the Daiichi plant has fallen sharply from a rate of 1, 190 millirem per hour to 60 millirem per hour with a span of 6 hours.

FORBES: What's Next For Japan: The Short and Long Term

The International Atomic Energy Agency has classified the Tokaimura accident, which was the worst in Japanese history, as level four on its seven-point scale, making it the world's most serious since the level-seven disaster at Chernobyl in 1986.

ECONOMIST: All over in a flash

Both are ranked as level seven accidents, the most dire rating on a scale developed by the International Atomic Energy Agency (IAEA).

FORBES: Fukushima and Chernobyl, similar but different

's nuclear watchdog, the International Atomic Energy Agency, said in late December that Tehran had amassed 232 kilograms of uranium enriched to the 20% level but that almost 100 kilograms of that amount is being converted into fuel plates to power Tehran's research reactor.

WSJ: Iran Cools Nuclear Work as Vote Looms

For their part, Taipower and its regulator, the Atomic Energy Council, no longer claim, as they once did, that the Lanyu dump contains only very low-level waste such as used gloves.

ECONOMIST: Taiwan