Earthquakes can provide several seconds to several minutes advance warning before the main tremor hits. That’s why animals sometimes spook and bug out before a quake is felt by humans. Any smart country would figure out what pre earthquake indicators look like on a seismograph and hook that up to the off switch on their gas lines.
Earthquakes can provide several seconds to several minutes advance warning before the main tremor hits. That’s why animals sometimes spook and bug out before a quake is felt by humans. Any smart country would figure out what pre earthquake indicators look like on a seismograph and hook that up to the off switch on their gas lines.