A 10 kiloton nuclear weapon can kill 1.32 million people. The 15,000 nuclear weapons globally could cause 19,500 megadeaths.
![](https://thinkbynumbers.org/wp-content/uploads/2020/02/nuclear-bombs-672x378.jpg)
A 10 kiloton nuclear weapon can kill 1.32 million people. The 15,000 nuclear weapons globally could cause 19,500 megadeaths.