For the first time there was a nuclear reactor breach, the uncontrolled release of radiation into the environment. Plutonium is the most toxic substance known to man.
Just a millionth of a gram can cause cancer if ingested. If there is a full abandonment of the reactor site, humanity could be in free-fall.
Since this broadcast, the Fukushima meltdowns and leaks were categorized as level 7, the peak level, on the International Nuclear Event Scale.