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宁夏创新河湖生态复苏模式
Zhong Guo Xin Wen Wang· 2025-12-20 01:14
Core Insights - Ningxia has successfully achieved the "14th Five-Year" recovery goals for the Qing Shui River and Sha Lake, demonstrating a positive ecological cycle in these water systems since the Ministry of Water Resources initiated recovery actions across 88 major rivers and lakes in 2022 [1][2]. Group 1: Qing Shui River Recovery - The Qing Shui River, as the largest tributary of the Yellow River in Ningxia, faced long-term water resource shortages and risks of drying up. In 2023, Ningxia implemented 14 projects focused on river channel management and water source conservation, with a total investment exceeding 290 million yuan, managing 36.6 kilometers of river channel [1]. - The implementation of the "Qing Shui River Basin Water Allocation Plan" has ensured that the main river's 320.6 kilometers are fully connected and flowing, achieving a 100% compliance rate for ecological flow at five major control sections, with water quality meeting national assessment targets [1]. Group 2: Sha Lake Recovery - The ecological recovery of Sha Lake has shown significant results, maintaining a minimum water level of 1098.80 meters, which is 0.16 meters above the target. A total of 310,000 cubic meters of sediment has been removed, and over 4,800 acres of aquatic plants, such as reeds, have been planted [2]. - Water quality has improved from Class IV in 2022 to Class III, with some months reaching Class II. Biodiversity has also increased, with bird species in the lake area rising from 178 to over 210 [2]. Group 3: Management and Community Involvement - Ningxia's Water Resources Department has established a "one river (lake) one policy" closed-loop management mechanism, integrating recovery tasks into key work under the river and lake chief system and the strictest water resource management assessment [2]. - The region is fostering a new paradigm of community involvement in river and lake protection through initiatives like the "Yellow River Guardians" volunteer service and the establishment of ecological research bases [2][3].