Researchers simulated what would happen to the Earth’s systems if the US and Russia used 4,400 100-kiloton nuclear weapons to bomb cities and industrial areas.
A geiger counter measures a radiation level at a site of fire burning in the exclusion zone around the Chernobyl nuclear power plant, outside the village of Rahivka.(photo credit: YAROSLAV YEMELIANENKO/REUTERS)ByJERUSALEM POST STAFFUpdated: