Core Insights - The project in Jiangsu Province aims to restore marine ecological balance by combating the invasive species, Spartina alterniflora, which has severely threatened local biodiversity [1][2] - The restoration efforts include planting native salt marsh vegetation, particularly high-stem bulrush, using drones for large-scale planting [2] Group 1: Project Overview - The restoration project covers nearly 400 hectares of tidal flats at the Yangtze River estuary, with a completion target by the end of 2025 [1] - The project employs an integrated technology approach, utilizing satellite imagery and drone technology for precise vegetation identification and monitoring [1] Group 2: Ecological Impact - The project has successfully established a monitoring system that keeps the recurrence rate of Spartina alterniflora below 5%, with most areas achieving zero recurrence [2] - The restored coastal wetlands have observed 66 species of birds, including rare and endangered species, indicating a positive ecological outcome [2] Group 3: Innovative Techniques - Innovative methods such as using straw and hemp materials to create barriers against tidal erosion have been implemented to support the growth of native bulrush [2] - The survival rate of transplanted bulrush has reached 90%, effectively restoring over 10 hectares of this species [2]