noun
landslide disaster; sediment disaster
Refers to disasters caused by the movement of earth and rocks, such as landslides, debris flows, and slope failures. Often used in news and disaster prevention contexts.
大雨で土砂災害の危険が高まっている。
The risk of landslide disasters is increasing due to heavy rain.
この地域は土砂災
This area has been designated as a sediment disaster alert zone.