Nuclear war, as small as the word sounds, is as dire as its consequences. A new research has said that if a full-scale nuclear war between the US and Russia happens, then at least five billion people in the world will be killed. This is more than half the world's population.

According to the study, all these people will not die of bombs but of hunger etc. You should know that the detonation of an atomic bomb threatens famine.

Actually, sunlight is one of the most important things in the production of grains. This study has been done by Rutgers University of America.