It was cool that this program covered both natural disasters and nuclear holocaust. Usually, those are dealt with separately in these sort of "Alarming Information" type documentaries. The combination into one really forces you to realize how monstroulsy stupid our species has been to develop one more form of possible doom for ourselves, when others already existed, and that, for doing so, have left no resources available to prepare for or prevent them.

Basically, we are little kids sitting in a room filled with explosives and gasoline, worried about who has matches and fire extinguishers... when all the while...