The massive quake knocked out cooling systems to reactors at the country's Fukushima nuclear plant.
On and RWE to quit the nuclear sector after Japan's Fukushima disaster in 2011.
Monday marks the two-year anniversary of the 2011 earthquake and tsunami that crippled Japan's Fukushima Dai-ichi nuclear plant.
Japan's Fukushima Daiichi nuclear-power plant sustained its worst power outage since a blackout in 2011 sent its reactors spinning out of control.
The UN nuclear watchdog has called on the operators of Japan's Fukushima plant to improve "essential systems" amid continued leaks and power cuts.
China slowed an ambitious expansion of nuclear power earlier this year, suspending approvals of new nuclear plants after the March disaster at Japan's Fukushima Daiichi plant.
The NRC launched a widespread review of U.S. nuclear safety after the meltdowns at Japan's Fukushima Daiichi nuclear power plant in 2011 caused by that nation's devastating tsunami.
The man he is replacing - Sir John Beddington - had to provide advice on Japan's Fukushima nuclear accident, Iceland's volcanic ash eruption and the spread of Ash dieback.
He said since Japan's Fukushima nuclear power plant was badly damaged in an earthquake and tsunami in March, countries such as Germany, Switzerland and Italy were reducing their commitment to nuclear energy.
Mr Oettinger was outlining plans for the tests - ordered in the wake of Japan's Fukushima disaster - which are designed to see how Europe's nuclear facilities are able to withstand natural or man-made disasters.
Duke Energy spokeswoman Rita Sipe said Duke Energy had detected trace radioactive elements, likely to have originated from Japan's Fukushima plant, in North Carolina and South Carolina -- but at a level "far below" reporting requirements.
CNN: Japan's nuclear contamination spreads to more U.S. states
Gary Headrick, founder of the group San Clemente Green, said that such public pressure was needed in order to guard against a nuclear crisis along the lines of what happened last year at Japan's Fukushima Daiichi plant.
We also explored several pressing environmental issues as record levels of radiation were found in fish near Japan's Fukushima nuclear power plant and we delved into the Gates of Hell -- a burning gas crater in Turkmenistan that has been ablaze for 41 years.
Japan's ageing Fukushima Daiichi reactor failed dramatically in early 2011 when hit by both these natural forces.
Glen S. Fukushima is a senior fellow at the Center for American Progress and former president of the American Chamber of Commerce in Japan.
Friday's breakdown at the Fukushima Daiichi nuclear plant lasted around three hours, Tepco said.
One engineer who has played a front-line role in helping cool the meltdown of Fukushima's three reactors spoke unwittingly to The Economist.
The full impact on people's health from last year's disaster at the Fukushima nuclear plant in Japan won't be known for years, if ever.
WSJ: Should the World Increase Its Reliance on Nuclear Energy?
Power has been restored to part of the cooling system at Japan's tsunami-hit Fukushima nuclear plant, after it failed for the second time in a month.
Because of the scale of Fukushima's costs, TEPCO may see its liabilities exceed its assets when it reports its financial results, which are due by February 14th.
ECONOMIST: A troubled utility is to be as good as nationalised
On Judge's first visit to Fukushima Saturday, she was particularly keen to talk to women, who she believes are likely to be the strongest opponents of nuclear power.
CNN: The woman powering Japan's nuclear hopes post-Fukushima
According to the government's blueprint for dismantling Fukushima Daiichi, engineers will first have to repair the reactor building leaks, which could take six years, then drain the buildings of radioactive water, which could take an additional two years.
WSJ: Japan to Take 40 Years to Dismantle Fukushima Nuclear Plant
U.S. Navy barges have been carrying fresh water to Fukushima Daiichi, and Tokyo's foreign ministry has asked Russia about using a Japanese-built ship outfitted as a floating decontamination plant.
The pools store runoff water from the rickety, cumbersome system Tepco threw together after the accident, to cool Fukushima Daiichi's reactors.
Engineers and workers so far have managed to stave off a complete meltdown in Fukushima Daiichi's reactors 1-3 and in the spent fuel pool of unit 4.
Iida said Fukushima Daiichi's reactors remain too hot to pour concrete, but he suggested pouring a slurry of minerals and sand over them to carry away heat before encasing them.
The triple blow of last year's earthquake, tsunami and reactor meltdown at the Fukushima-Daichi nuclear plant added to the country's gloomy economic outlook.
Thomas said the WHO report used inflated estimates of radiation doses and didn't properly take into account Japan's quick evacuation of people from Fukushima.
Boxer, whose committee has held seven oversight hearings since the Japan disaster, has asked the NRC to report to her on the agency's progress implementing the post-Fukushima safety reforms.
In January, the Fukushima branch of Japan's nursery school association raised an alarm.
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