An asteroid strike is one kind of doomsday scenario. Depending on the size of the asteroid, it could mean anything from “shooting star” to a mass extinction event. But, fortunately, large asteroid strikes are rare.
A nuclear bomb strike, on the other hand, is far easier to imagine. Humankind has thousands of nuclear bombs in its national nuclear bomb warehouses. There is also the threat that terrorists get hold of a nuke somehow and target a city. Either way, this video shows what a nuclear bomb doomsday scenario would look like for a major city:
Not good. One way of another, humanity must understand and gain control of the nuclear bomb problem.
“The Doomsday Book” by Marshall Brain lays out this scenario in amazing detail and offers solutions to prevent this doomsday scenario from unfolding. You can order the book today on Amazon and other retailers.