Grain for Green Program Impacts on Water Resources in Dryland China

A synthesis of the hydrological impacts of China's Grain for Green Program, a major soil conservation policy, in a large erosion-prone dryland area. The work by Lulu Zhang from the Institute for Integrated Management of Material Fluxes and of Resources applies a combination of bottom-up and top-down approaches to review on-site and off-site water effects. It provides lessons-learned for global greening efforts in degraded arid environments.

Use Cases

• Evaluating the water resource impacts of large-scale afforestation policies based on the program review.
• Modeling soil-water-climate linkages in dryland ecosystems based on the described interconnected characters.
• Assessing the effectiveness of tree-planting for soil erosion control based on the hydrological evaluation recommendation.
• Designing cross-cutting environmental policies based on the lessons-learned from China's program.

Strengths

• Analysis focuses on a major, real-world policy intervention (China's Grain for Green Program).
• Employs a dual methodological approach combining process-based knowledge and watershed input-output relationships.
• Provides specific, policy-relevant findings on water-saving strategy gaps in soil erosion control.

Limitations

• Row count is unknown, which may limit suitability assessment.
• Column-level documentation is absent; field semantics must be inferred after download.
• Last update date is unknown; freshness unverified.

Provenance

Source

Lulu Zhang, Institute for Integrated Management of Material Fluxes and of Resources

Collection Method

Synthesis review applying bottom-up (process-based) and top-down (watershed input-output) approaches.

Geography

Large erosion-prone dryland area in China