noun
disaster prevention forest
A forest planted to protect land, roads, or communities from natural disasters such as landslides, floods, or wind damage.
この地域では、土砂崩れを防ぐために防災林が整備されている。
In this area, disaster prevention forests have been developed to prevent landslides.
保安林 is a legally designated protection forest for public benefit, while 防災林 specifically emphasizes disaster prevention functions.
Compound of 防災 (disaster prevention) and 林 (forest).