> 20 minutes later Russia would be dead. 20 minutes later the world. The idea of nuclear winter has been largely debunked by modern science. Sure the places hi

> 20 minutes later Russia would be dead. 20 minutes later the world. The idea of nuclear winter has been largely debunked by modern science. Sure the places hit by nukes would be destroyed, but most nukes aren't powerful enough to push smoke into the atmosphere, so there'd be no global cloud blackening out the sun and ending all life on earth.