It is reported that on the first line of the rating of scientists is the possible fall of a large meteorite. Not long ago, experts reported that closer to the Earth large celestial body. One of them reaches a diameter of 60 kilometers. When confronted with Earth he will destroy the planet.
In third place – a possible change of magnetic poles of the planet, which will lead the Earth from its orbit in the Solar system. The fourth line took the global warming, which has already begun its destructive action on the Ground.