If the power goes out because of an emergency, you can probably say goodbye to the mobile phone network - towers tend to have, at best, a few hours of battery b

If the power goes out because of an emergency, you can probably say goodbye to the mobile phone network - towers tend to have, at best, a few hours of battery backup if that. The sheer number of towers and the fact they're unmanned installations located mainly in urban areas where space is at a premium means there's not really any way to change this.