I guess there's also the argument that in case of dam failure, most people don't live to tell the tale, so it does not stay in the news for a long time. In cas

I guess there's also the argument that in case of dam failure, most people don't live to tell the tale, so it does not stay in the news for a long time. In case of nuclear incident, actual death may be lower but the affected people will keep being concerned about health issues and complain (rightfuly so) about the necessary relocation, which makes for stronger staying power in the news.