headwater conservation; water source protection; watershed management
Technical term in forestry and environmental science referring to the protection and cultivation of forested watersheds to maintain water quality and supply.
The water source protection function of forests is essential to our lives.
Tree planting is being promoted in this area for watershed conservation.
watershed protection forest; water conservation forest
Standard kanji form used in environmental and forestry contexts.
Mixed kana-kanji spelling sometimes used for readability or in official documents.
Compound of 水源 (water source) and 涵養 (cultivation, fostering). The term is a modern technical coinage used primarily in environmental policy and forestry.