![A map showing Japanese nuclear power plants and highlighting the areas most severely affected by the March 11, 2011 twin disasters A map showing Japanese nuclear power plants and highlighting the areas most severely affected by the March 11, 2011 twin disasters](/sites/default/files/styles/large/public/4-9-map1334_0.png?itok=jAZemWNj)
A map showing Japanese nuclear power plants and highlighting the areas most severely affected by the March 11, 2011 twin disasters
Source: Wikimedia Commons/Roulex_45
![Radiation levels near the Fukushima Daiichi nuclear power station as of May 6, 2011 Radiation levels near the Fukushima Daiichi nuclear power station as of May 6, 2011](/sites/default/files/styles/large/public/4-9-map1336_0.png?itok=ChnBJya7)
Radiation levels near the Fukushima Daiichi nuclear power station as of May 6, 2011
Source: U.S. Department of Energy