5 Things to Know About Fukushima Radiation

apan's nuclear regulator has raised the threat level of a radioactive leak at the crippled Fukushima Daiichi plant from 1 to 3 on a 7-point scale. The rating upgrade, which has to be confirmed by the United Nations' nuclear agency, would be the first sinc



via LiveScience.com http://www.livescience.com/39067-fukushima-radiation-5-things-to-know.html