Japan's draft of a new energy proposal calls for opening nuclear power plants that were shut down after the nuclear disaster in 2011. Greg Webb/IAEA/AP hide caption
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A construction worker walks beside underground water tanks at the Fukushima Daiichi nuclear plant in Japan. Toshifumi Kitamura/AP hide caption
Tokyo Electric Power Co (TEPCO) workers work on waste water tanks at Japan's Fukushima Daiichi nuclear plant in the town of Okuma, Fukushima prefecture in Japan on June 12, 2013. Noboru Hashimoto /AFP/Getty Images hide caption
The Fukushima Dai-Ichi plant Reactor Numbers Three and Four on March 20, 2011. Smoke rises over Three. AIR PHOTO SERVICE/AFP/Getty Images hide caption
Wasabi plants, like these, in Fukushima prefecture were found to contain substantial amounts of radioactive iodine. C.K. Koay/Flickr hide caption
Japanese Prime Minister Naoto Kan bows as he holds a news conference in Tokyo on March 25, 2011. YOSHIKAZU TSUNO/AFP/Getty Images hide caption
Officers in radiation protection suits hold a blue sheet over patients who were exposed to radiation at the Fukushima complex as they're taken to the hospital. JIJI PRESS/AFP/Getty Images hide caption
Japanese Buddhist monk Tanaka Tokuun, who was evacuated from Fukushima prefecture, looks over an instrument measuring radiation levels at a hotel on March 17. Buddhika Weerasinghe/Getty Images hide caption
A Tokyo Electric Power Co. worker looks at gauges in the control room for Units 1 and 2 at the Fukushima Dai-ichi plant, Wednesday. AP Photo/Nuclear and Industrial Safety Agency hide caption
A live camera from Tokyo Electric Power Co. shows black smoke billowing from the crippled Fukushima Dai-ichi nuclear power plant. in northeastern Japan on Wednesday. AP hide caption
Tsunami damage in Kessennuma, Miyagi prefecture on March 20, 2011. NICOLAS ASFOURI/AFP/Getty Images hide caption