A serious environmental hazard which causes both vertical lateral displacement of part of the earth's crust is?

The serious environmental hazard which causes both vertical and lateral displacement of part of the earth's crust is an earthquake. An earthquake is a natural phenomenon that occurs when two tectonic plates beneath the earth's surface suddenly move against each other, causing seismic waves to ripple through the ground. The energy released by the movement of the plates causes the earth's surface to shake and can result in both vertical and lateral displacement of the crust. Vertical displacement occurs when one section of the earth's crust is lifted higher than the surrounding areas, while lateral displacement occurs when one section of the crust moves horizontally relative to another section. These movements can lead to a wide range of hazardous effects, such as ground ruptures, landslides, tsunamis, and building collapses. Therefore, it is important to take measures to prevent and prepare for earthquakes by implementing building codes, conducting regular safety drills, and monitoring seismic activity.