Landslide disasters occur when large masses of soil and rock crash down a ...?.... side.
A ...?... landslide may occur when earth is removed from the foot of a steep slope.
This occurs especially when ...?.... soaks the ground and lubricate the rocks.
An .....?...... can trigger a landslide.
Please make sure before you check answers, that spaces haven't been left before or after the words or it will mark them wrong.
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