In the form of a top ten list, a set of doomsday scenarios-disasters that have the capacity to wipe out our species-is examined scientifically. The first part deals with threats to humanity from nature's violent forces.
In the form of a top ten list, a set of doomsday scenarios-disasters that have the capacity to wipe out our species-is examined scientifically. The second part deals with threats that we have created ourselves.[