Deformation on the grounds that mark the intersection of the with the Earth's surface.

The movement of mass of rock, debris or earth down a slope.

Slow more or less continuous movement occurring on faults due to ongoing tectonic deformations.

A long high sea wave is caused by an earthquake, submarine landslide, or other disturbance.

This is generally characterized by a rapid or extremely rapid rate of movement with a descent of material characterized by a freefall period.

Are streams of molten rock that pour or ooze from an erupting vent.

The rushes down the side of a volcano to a valley floor

The slow downslope movement of material under gravity.

A gradual settling or sudden sinking of the Earth's Surface owing to subsurface movement of Earth Materials.

The vertical movement of the ground generally caused be changes in stresses with in the Earth.

Failures involve the forward and movement of a mass rock, earth or debris out of slope.

Involves the forward rotation and movement of a mass of rock, earth or debris out of slope.

Downward intermittent movement of rock debris, usually the consequence of removal of buttressing earth at the foot of a slope of unconsolidated material.

A mass movement in which rock and soil move down the slope.

caused by slip on a fault near a volcano.

are fragments of solids(blocks) or fluids (bombs) material ejected during the range of magmatic or phreatic (steam) explosives eruptions.

A rain of Airborne ash resulting from a volcanic eruption

The covering or submerging of normally dry land with large amount of water.