Aichi, Japan

The Aichi Prefectural Government is leading the “Nature-Oriented River Work” project to restore rivers using traditional construction methods with natural materials like rocks, wood, and soil, to reinforce riverbanks and restore habitats for plants, animals, and aquatic species while preserving the unique character of each river. The project involves experts, the government, and residents to design river improvements that reflect both ecological and cultural values. 

The full case study in English and French is now available. The version in Spanish will be available soon: