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Restoring an ecologically fragmented river basin into a resilient and biodiverse cultural asset

Chaobai River Basin Regeneration Plan

Client
Tianjin Municipal Bureau of Planning and Natural Resources Baodi Branch
Location
Tianjin, China
Size
208 square miles
Services
Landscape Architecture
Additional Services
Ecology
Planning and Urban Design
Status
In Progress
Awards
Boston Society of Landscape Architects (BSLA), Honor Award in Analysis & Planning category

For centuries, the 28 villages of the Chaobai River Basin have thrived through adaptive coexistence with seasonal flooding, rice cultivation, and water-based cultural practices. 20th-century channelization, however, imposed rigid concrete embankments that fragmented communities and eroded ecological-cultural connections. Through a three-pronged regeneration process, Sasaki was selected by the Baodi District Planning Bureau to embark on an initiative to return the basin to an era of abundance and vitality for generations to come.

The Chaobai River Basin Regeneration Plan includes a comprehensive ecological restoration strategy to transform fragmented infrastructure into resilient, biodiverse corridors that harmonize human and natural systems. Riverbanks are redesigned as adaptive typologies—from low-impact conservation zones to interactive community spaces. These interventions enhance habitat diversity, create migratory bird corridors along the East Asian-Australasian Flyway, and integrate seasonal floodplains as multifunctional spaces.

Celebrating the Chaobai River

The plan establishes a vibrant waterfront cultural district with public spaces that celebrate riverside life, reinterprets local heritage through contemporary design, and launches agricultural-art programs rooted in regional traditions. Interactive exhibits celebrate the basin’s shipbuilding legacy; an annual Water Harvest Festival reanimates ancient rituals like floating markets to blend intangible heritage with contemporary activities, and outdoor classrooms reinterpret ancestral farming wisdom while fostering pride in local identity.

600 kilometers of underutilized irrigation canals are retrofitted into vibrant eco-corridors, blending constructed wetlands and native vegetation to filter agricultural runoff and replenish groundwater. Agroecological practices, including rice-fish symbiosis and crab co-cultivation replace monocultures, fostering soil health and sustainable yields.

An Integrated and Diverse Agricultural Model

By introducing an economic revitalization framework, the plan supports upgrades to agricultural systems and promotes coordinated, differentiated development across the region. Upstream areas focus on wellness and agro-tourism, midstream areas include a waterfront living room and agriculture park, and downstream areas focus on low-carbon farming pilot projects.

Breaking free from the constraints of single‑crop farming, the project champions a diversified agroecological model that integrates low‑carbon agriculture, value‑added processing, and immersive eco‑tourism. This includes 2,500 hectares of rice paddies integrated with crab co-cultivation, 2,000 hectares of persimmon orchards combined with fishponds to optimize resource cycles, and a 1,200-hectare demonstration area that merges lotus cultivation and immersive tourism to create a flagship hub for sustainable initiatives. These measures stimulate youth‐led enterprises and forge pathways to livelihood for the next generation of farmers.

A Restorative Plan Guided by Engagement

Critical to this transformation was a 16-month participatory process. Over 28 villages actively contributed proposals aligned with their development priorities, while cross-sector partnerships with five key government agencies ensured policy alignment and resource coordination. This platform enabled large-scale, collaborative long-term planning—a rare achievement in rural revitalization efforts. The Chaobai River Basin’s renewal exemplifies how ecological stewardship, cultural reinterpretation, and economic innovation intertwine to create landscapes of abundance where the river is no longer a boundary but a thread weaving vitality into the fabric of rural life.

For more information contact Michael Grove.

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