Scientists believe most human-related earthquakes are the result of mining.As companies drill deeper and deeper below Earth's surface to get natural resources,holes left behind can cause instability that leads to collapses that cause earthquakes.Another human activity leading to...
However,earthquakes do not always happen on fault lines, whichis why they are so dangerous and unpredictable.Volcanoes happen where the earth's crust is thin lava, dust and gases erupt from beneath the earth. Theycan rise into a massive cone shape - like a mountainand...