war throughout the country radiation levels are said to be on the rise with traces even now of the texel in tokyo however the government still insists public health is not to risk the epicenter of the problem because she will plant itself reading shows three years worth of naturally occurring radiation is being emitted within a single hour of plants been thrown into crisis since friday's devastating quake and tsunami which knocked out cooling systems and all three of its working reactors have it now been locked explosions several people have been injured in the blast well more than a hundred and fifty people have been exposed to radiation. economy is facing its biggest challenge since world war two after being hit by one of the strongest earthquakes in recorded history or the quickest theory by past japan's industrial heartland the shock waves have been felt throughout the business cycle for more details are joined by our business presenter you live out of a year this is the second business day since the earthquake as the nominative case just how much of an impact is it having on the mar