Video footage of the inside of the No. 2 reactor at the Fukushima No. 1 Nuclear Power Plant has proved that it is more difficult than initially believed to decommission the tsunami-ravaged plant.
The camera that was inserted into an area below the reactor’s pressure vessel shows a deposited substance near a foothold in the area. The substance is highly likely to be melted nuclear fuel.

Nearly six years have passed since the March 2011 Great East Japan Earthquake and tsunami that triggered the nuclear crisis. The fact that the condition of the inside of the reactor has been confirmed represents a step forward. However, analysis conducted by Tokyo Electric Power Co. (TEPCO), the operator of the crippled power station, shows that the levels of radiation in the reactor building are so high that someone would die within less than a minute if they were exposed to radiation inside the…