noun
flood prevention forest; forest planted to mitigate flood damage
A technical term used in forestry and disaster prevention contexts. Refers to a forest specifically maintained or planted to reduce flood risk by stabilizing soil and absorbing water.
この地域では水害防備林の整備が進められている。
The development of flood prevention forests is being promoted in this area.
水害防備林は、河川の氾濫を抑える役割を果たす。
Flood prevention forests play a role in reducing river flooding.
防災林 is a broader term for disaster prevention forests, which may include protection against various disasters like landslides or tsunamis, while 水害防備林 specifically targets flood damage.
保安林 is a legal designation for forests with public benefit functions, including water conservation and erosion control. 水害防備林 is a more specific type of forest within that category.
Compound of 水害 (flood damage) + 防備 (defense, protection) + 林 (forest). The term is a modern technical coinage.