Such a scenario has become “dramatically” more plausible in the last two years because the two countries have dropped support for arms-control measures, according to a team from Princeton University.

The simulation, the result of a study at Princeton‘s Science and Global Security programme (SGS), suggests 34 million people would be killed and 57 million injured in the first hours of an all-out nuclear conflagration – not counting those left ill by fallout and other long-term problems.

In the animation, electronic trails of ballistic missiles arc across the screen, before blossoming into a carpet of white discs.

Worldwide destruction would include the nuclear incineration of Europe, which the Princeton scientists claimed could be brought about by the escalation of a conventional war between Russia and Nato………. https://www.independent.co.uk/news/world/americas/us-russia-nuclear-war-trump-putin-simulation-europe-nato-a9109116.html